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level1

Time of First Successful Submission: 2024-07-15 22:09:24

level2

Time of First Successful Submission: 2024-07-15 22:10:32

level3

Time of First Successful Submission: 2024-07-15 22:12:41

level4

Time of First Successful Submission: 2024-07-15 22:14:04

level5

Time of First Successful Submission: 2024-07-15 22:16:21

level6

Time of First Successful Submission: 2024-07-15 22:18:18

level7

Time of First Successful Submission: 2024-07-15 22:24:01

level8

Time of First Successful Submission: 2024-07-15 22:26:36

level9

Time of First Successful Submission: 2024-07-15 22:28:35

level10

Time of First Successful Submission: 2024-07-15 22:30:34

level11

Time of First Successful Submission: 2024-07-15 22:34:41

level12

Time of First Successful Submission: 2024-07-15 22:36:30

level13

Time of First Successful Submission: 2024-07-15 22:41:19

level14

Time of First Successful Submission: 2024-07-15 22:42:18

level15

Time of First Successful Submission: 2024-07-20 23:27:25

level16

Time of First Successful Submission: 2024-07-20 23:29:13

level17

Time of First Successful Submission: 2024-07-20 23:38:27

level18

Time of First Successful Submission: 2024-07-20 23:42:26

level19

Time of First Successful Submission: 2024-07-20 23:57:20

level20

Time of First Successful Submission: 2024-07-21 00:05:17

level21

Time of First Successful Submission: 2024-07-21 00:11:26

level22

Time of First Successful Submission: 2024-07-21 00:13:28

level23

Time of First Successful Submission: 2024-07-21 00:17:21

level24

Time of First Successful Submission: 2024-07-21 00:19:20

level25

Time of First Successful Submission: 2024-07-21 00:23:42

level26

Time of First Successful Submission: 2024-07-21 12:58:13

level27

Time of First Successful Submission: 2024-07-21 13:01:30

level28

Time of First Successful Submission: 2024-07-21 13:07:23

level29

Time of First Successful Submission: 2024-07-21 14:04:56

level30

Time of First Successful Submission: 2024-07-21 14:06:36

level31

Time of First Successful Submission: 2024-07-21 15:19:24

level32

Time of First Successful Submission: 2024-07-21 15:35:00

level33

Time of First Successful Submission: 2024-07-21 15:56:24

level34

Time of First Successful Submission: 2024-07-21 16:05:00

level35

Time of First Successful Submission: 2024-07-21 16:07:12

level36

Time of First Successful Submission: 2024-07-21 16:08:34

level37

Time of First Successful Submission: 2024-07-21 16:09:32

level38

Time of First Successful Submission: 2024-07-21 17:10:07

level39

Time of First Successful Submission: 2024-07-21 17:11:15

level40

Time of First Successful Submission: 2024-07-21 17:53:21

level41

Time of First Successful Submission: 2024-07-23 20:32:26

level42

Time of First Successful Submission: 2024-07-23 20:34:38

level43

Time of First Successful Submission: 2024-07-23 20:36:45

level44

Time of First Successful Submission: 2024-07-23 20:38:02

level45

Time of First Successful Submission: 2024-07-23 20:39:43

level46

Time of First Successful Submission: 2024-07-23 20:40:55

level47

Time of First Successful Submission: 2024-07-23 20:42:29

level48

Time of First Successful Submission: 2024-07-23 20:56:21

level49

Time of First Successful Submission: 2024-07-23 21:14:43

level50

Time of First Successful Submission: 2024-07-23 21:17:53

level51

Time of First Successful Submission: 2024-07-23 21:21:58

level52

Time of First Successful Submission: 2024-07-24 19:09:34

level53

Time of First Successful Submission: 2024-07-24 19:13:17

level54

Time of First Successful Submission: 2024-07-23 20:55:07

level55

Time of First Successful Submission: 2024-07-23 21:12:27

level56

Time of First Successful Submission: 2024-07-23 21:16:27

level57

Time of First Successful Submission: 2024-07-23 21:20:17

level58

Time of First Successful Submission: 2024-07-24 19:07:02

level59

Time of First Successful Submission: 2024-07-24 19:11:24

level60

Time of First Successful Submission: 2024-07-24 20:11:39

level61

Time of First Successful Submission: 2024-07-25 18:53:29

level62

Time of First Successful Submission: 2024-07-25 18:58:37

level63

Time of First Successful Submission: 2024-07-25 19:01:14

level64

Time of First Successful Submission: 2024-07-25 19:02:56

level65

Time of First Successful Submission: 2024-07-25 19:04:24

level66

Time of First Successful Submission: 2024-07-25 19:09:14

level67

Time of First Successful Submission: 2024-07-25 19:11:32

level68

Time of First Successful Submission: 2024-07-25 19:28:40

level70

Time of First Successful Submission: 2024-07-25 19:34:02

level71

Time of First Successful Submission: 2024-07-25 19:36:19

level72

Time of First Successful Submission: 2024-07-26 20:54:08

level73

Time of First Successful Submission: 2024-07-26 21:07:49

level74

Time of First Successful Submission: 2024-07-26 21:10:19

level76

Time of First Successful Submission: 2024-07-26 21:16:53

level77

Time of First Successful Submission: 2024-07-26 21:20:05

level78

Time of First Successful Submission: 2024-07-27 23:33:22

level79

Time of First Successful Submission: 2024-07-27 23:37:54

level80

Time of First Successful Submission: 2024-07-27 23:50:33

level82

Time of First Successful Submission: 2024-07-27 23:52:52

level83

Time of First Successful Submission: 2024-07-27 23:55:49

level84

Time of First Successful Submission: 2024-07-28 19:24:28

level85

Time of First Successful Submission: 2024-07-28 19:30:25

level86

Time of First Successful Submission: 2024-08-21 22:37:34

level87

Time of First Successful Submission: 2024-08-23 22:27:56

level88

Time of First Successful Submission: 2024-08-22 19:35:46

level89

Time of First Successful Submission: 2024-08-22 19:37:05

level90

Time of First Successful Submission: 2024-08-22 19:40:44

level91

Time of First Successful Submission: 2024-08-22 19:50:16

level92

Time of First Successful Submission: 2024-08-22 20:07:50

level93

Time of First Successful Submission: 2024-08-22 20:28:01

level94

Time of First Successful Submission: 2024-08-23 20:49:47

level95

Time of First Successful Submission: 2024-08-23 21:04:42

level96

Time of First Successful Submission: 2024-08-23 21:06:37

level97

Time of First Successful Submission: 2024-08-23 22:23:40

level98

Time of First Successful Submission: 2024-08-23 22:26:18

level99

Time of First Successful Submission: 2024-08-24 13:12:47

level100

Time of First Successful Submission: 2024-08-24 13:14:01

level101

Time of First Successful Submission: 2024-08-24 13:21:30

level102

Time of First Successful Submission: 2024-08-24 13:23:28

level103

Time of First Successful Submission: 2024-08-24 14:29:05

level104

Time of First Successful Submission: 2024-08-24 14:30:35

level105

Time of First Successful Submission: 2024-08-24 14:35:53

level106

Time of First Successful Submission: 2024-08-24 18:25:46

level107

Time of First Successful Submission: 2024-08-28 22:54:45

level108

Time of First Successful Submission: 2024-08-28 23:00:46

level109

Time of First Successful Submission: 2024-08-29 22:13:39

level110

Time of First Successful Submission: 2024-09-02 20:43:45

level111

Time of First Successful Submission: 2024-09-02 20:47:46

level112

Time of First Successful Submission: 2024-09-02 20:51:10

level113

Time of First Successful Submission: 2024-09-02 20:52:47

level114

Time of First Successful Submission: 2024-09-07 12:25:55

level115

Time of First Successful Submission: 2024-09-07 12:30:10

level116

Time of First Successful Submission: 2024-09-07 16:30:33

level117

Time of First Successful Submission: 2024-09-07 16:43:42

level118

Time of First Successful Submission: 2024-09-07 17:07:04

level119

Time of First Successful Submission: 2024-09-07 17:54:47

level120

Time of First Successful Submission: 2024-09-08 12:10:48

level121

Time of First Successful Submission: 2024-09-08 12:36:13

level122

Time of First Successful Submission: 2024-09-08 12:37:09

level123

Time of First Successful Submission: 2024-09-09 22:58:32

level124

Time of First Successful Submission: 2024-09-10 18:05:09

level125

Time of First Successful Submission: 2024-09-12 20:50:40

level126

Time of First Successful Submission: 2024-09-12 20:54:18

level127

Time of First Successful Submission: 2024-09-11 20:56:10

level128

Time of First Successful Submission: 2024-09-11 21:02:16

level129

Time of First Successful Submission: 2024-09-12 21:11:33

level130

Time of First Successful Submission: 2024-09-12 20:47:35

level131

Time of First Successful Submission: 2024-09-12 20:48:39

level132

Time of First Successful Submission: 2024-09-11 21:05:07

level133

Time of First Successful Submission: 2024-09-11 21:11:19

level134

Time of First Successful Submission: 2024-09-12 21:17:54

level135

Time of First Successful Submission: 2024-09-12 20:59:52

level136

Time of First Successful Submission: 2024-09-12 21:00:45

level137

Time of First Successful Submission: 2024-09-11 21:13:10

level138

Time of First Successful Submission: 2024-09-11 21:16:47

level139

Time of First Successful Submission: 2024-09-12 21:30:07

level140

Time of First Successful Submission: 2024-09-12 22:18:23

level141

Time of First Successful Submission: 2024-09-13 18:22:30

level142

Time of First Successful Submission: 2024-09-13 20:08:25

HTTP (curl)

Time of First Successful Submission: 2024-07-19 22:18:15

HTTP (python)

Time of First Successful Submission: 2024-07-21 00:52:01

URL Encoding (curl)

Time of First Successful Submission: 2024-07-21 12:18:06

URL Encoding (python)

Time of First Successful Submission: 2024-07-21 12:21:28

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2024-07-21 12:29:13

HTTP GET Parameters (python)

Time of First Successful Submission: 2024-07-21 12:45:07

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2024-07-21 12:48:29

Multiple Form Fields (python)

Time of First Successful Submission: 2024-07-21 18:29:02

HTTP JSON (curl)

Time of First Successful Submission: 2024-07-22 19:06:54

HTTP JSON (netcat)

Time of First Successful Submission: 2024-07-22 19:27:05

HTTP JSON (python)

Time of First Successful Submission: 2024-07-22 19:31:48

Complex HTTP JSON (curl)

Time of First Successful Submission: 2024-07-22 19:15:47

Complex HTTP JSON (netcat)

Time of First Successful Submission: 2024-07-22 19:29:49

Complex HTTP JSON (python)

Time of First Successful Submission: 2024-07-22 19:33:37

Server State (curl)

Time of First Successful Submission: 2024-07-22 20:15:19

Server State (netcat)

Time of First Successful Submission: 2024-07-22 20:21:13

Silenced Shellcode

Time of First Successful Submission: 2024-09-26 20:20:25

Shellcode Shuffle

Time of First Successful Submission: 2024-09-28 00:26:33

Shellcode Shuffle II

Time of First Successful Submission: 2024-09-28 00:27:03

Mmap Mirage (Easy)

Time of First Successful Submission: 2024-11-03 20:18:39

Mmap Mirage (Hard)

Time of First Successful Submission: 2024-11-03 20:56:30

Twisted Text (Easy)

Time of First Successful Submission: 2024-10-04 00:48:33

Twisted Text (Hard)

Time of First Successful Submission: 2024-10-04 00:53:53

Tidy Task (Easy)

Time of First Successful Submission: 2024-10-04 11:44:21

Tidy Task (Hard)

Time of First Successful Submission: 2024-10-04 11:52:34

Logical License (Easy)

Time of First Successful Submission: 2024-10-04 12:23:07

Logical License (Hard)

Time of First Successful Submission: 2024-10-04 12:20:41

Modest Mangler (Easy)

Time of First Successful Submission: 2024-10-11 19:50:14

Modest Mangler (Hard)

Time of First Successful Submission: 2024-10-11 19:30:29

This is Yancode (Easy)

Time of First Successful Submission: 2024-10-12 22:06:10

This is Yancode (Hard)

Time of First Successful Submission: 2024-10-12 22:09:43

Powered by Yancode (Easy)

Time of First Successful Submission: 2024-10-13 17:41:40

Powered by Yancode (Hard)

Time of First Successful Submission: 2024-10-13 17:56:43

Yancode Inside (Easy)

Time of First Successful Submission: 2024-10-13 18:49:41

Yancode Inside (Hard)

Time of First Successful Submission: 2024-10-13 19:36:13

Level 15

Time of First Successful Submission: 2024-10-30 21:12:57

level2.0-f2022

Time of First Successful Submission: 2024-10-30 19:53:05

level2.1-f2022

Time of First Successful Submission: 2024-10-30 19:55:04


Cryptographic Exploitation

6 / 39 134 / 381


Language Barrier

Time of First Successful Submission: 2025-06-06 20:25:50

Baby Steps

Time of First Successful Submission: 2025-06-06 20:53:05

Roman Cryptography

Time of First Successful Submission: 2025-06-06 20:56:55

Obscura

Time of First Successful Submission: 2025-06-06 21:12:47

XOR

Time of First Successful Submission: 2025-06-06 21:18:17

XOR 2.0

Time of First Successful Submission: 2025-06-06 21:23:08


Intro to Programming Languages

234 / 234 8 / 28103


Lecture 1.1. Course Environment

Time of First Successful Submission: 2025-07-08 07:52:41

Lab 1.1 - Start Terminal

Time of First Successful Submission: 2025-07-08 07:55:57

Lecture 1.2. Linux Shells

Time of First Successful Submission: 2025-07-08 08:36:22

Lecture 1.3. Linux File System

Time of First Successful Submission: 2025-07-08 08:47:20

Lecture 1.4. Executing Programs

Time of First Successful Submission: 2025-07-08 10:04:08

Lecture 1.5. Common Commands

Time of First Successful Submission: 2025-07-08 10:10:48

Lab 1.5.2 - Using ls and cd

Time of First Successful Submission: 2025-07-08 10:15:20

Lab 1.5.3 - Using grep

Time of First Successful Submission: 2025-07-08 10:20:20

Lecture 1.6. Redirection of I/O

Time of First Successful Submission: 2025-07-08 11:22:12

Lab 1.6 - Using grep and pipe

Time of First Successful Submission: 2025-07-09 07:47:54

Lecture 1.7. Regular Expressions

Time of First Successful Submission: 2025-07-08 18:09:19

Lecture 1.8. Misc Linux

Time of First Successful Submission: 2025-07-08 18:14:08

Lecture 1.9. Testing Code on pwn.college

Time of First Successful Submission: 2025-07-08 18:16:03

Lab 1.9 - Test some If Statements

Time of First Successful Submission: 2025-07-08 18:33:07

P1.0 Level 1 Open /flag in VSCode

Time of First Successful Submission: 2025-07-09 07:48:45

Commands

Time of First Successful Submission: 2024-07-03 19:10:40

Command Arguments

Time of First Successful Submission: 2024-07-03 19:11:29

Command History

Time of First Successful Submission: 2025-06-06 11:22:27

The Root Path

Time of First Successful Submission: 2024-07-03 19:12:48

Absolute Paths

Time of First Successful Submission: 2024-07-03 19:13:34

Changing position

Time of First Successful Submission: 2024-07-03 19:14:59

Changing to an Absolute Path

Time of First Successful Submission: 2024-07-03 19:16:34

Relative Paths

Time of First Successful Submission: 2024-07-03 19:38:23

P1.0 Level 5 read

Time of First Successful Submission: 2025-07-08 18:47:02

Cat

Time of First Successful Submission: 2024-07-03 22:51:21

Ls

Time of First Successful Submission: 2024-07-03 22:55:28

Ls All

Time of First Successful Submission: 2024-07-03 22:59:20

P1.0 Level 2 list dir

Time of First Successful Submission: 2025-07-08 18:44:30

Find

Time of First Successful Submission: 2024-07-03 23:09:51

P1.0 Level 3 change dir

Time of First Successful Submission: 2025-07-08 18:45:13

P1.0 Level 4 move

Time of First Successful Submission: 2025-07-08 18:46:05

P1.0 Level 6 grep

Time of First Successful Submission: 2025-07-08 18:47:44

P1.0 Level 7 execute

Time of First Successful Submission: 2025-07-10 17:45:22

Piping Echo

Time of First Successful Submission: 2024-07-05 19:50:20

Piping Stdout

Time of First Successful Submission: 2024-07-05 19:52:00

Piping Stdin

Time of First Successful Submission: 2024-07-05 20:00:59

P1.0 Level 8 stdin

Time of First Successful Submission: 2025-07-10 17:46:07

P1.0 Level 9 pipe

Time of First Successful Submission: 2025-07-10 17:46:52

P1.0 Level 10 args

Time of First Successful Submission: 2025-07-10 17:47:35

P1.0 Level 11 gccpipe

Time of First Successful Submission: 2025-07-08 18:53:46

P1.0 Level 12 speedy

Time of First Successful Submission: 2025-07-08 18:57:15

P1.0 Level 13 testing

Time of First Successful Submission: 2025-07-08 19:01:36

P1.0 Level 14 ifs test

Time of First Successful Submission: 2025-07-08 19:07:07

Lecture 2.1.1.0 Paradigms and C

Time of First Successful Submission: 2025-07-08 19:13:44

Lecture 2.1.2. First C Program and Vars

Time of First Successful Submission: 2025-07-08 19:16:13

Lecture 2.1.2.1. Standard Output

Time of First Successful Submission: 2025-07-08 19:19:08

Lecture 2.1.2.2. Standard In

Time of First Successful Submission: 2025-07-08 19:22:18

Lab 2.1.2.1 - C Input

Time of First Successful Submission: 2025-07-08 19:48:16

Lecture 2.1.2.3. Flow Control & Command Line Arguments

Time of First Successful Submission: 2025-07-08 21:34:29

EzLab 2.1.2.3 - Control Flow

Time of First Successful Submission: 2025-07-08 21:36:06

Lecture 2.1.3.0 Dec & Def Functions

Time of First Successful Submission: 2025-07-09 11:10:25

Lecture 2.1.3.1. Globals & Locals

Time of First Successful Submission: 2025-07-09 11:13:59

Lecture 2.1.3.2. Function Params and Ret Vals

Time of First Successful Submission: 2025-07-09 14:51:12

EzLab 2.1.3.2 Pass by Value

Time of First Successful Submission: 2025-07-09 18:14:13

Lab 2.1.3.1 - Functions

Time of First Successful Submission: 2025-07-09 19:42:00

Lecture 2.1.4. Global and Local Memory

Time of First Successful Submission: 2025-07-09 19:46:53

Lecture 2.1.4.1. Function Frames

Time of First Successful Submission: 2025-07-09 20:07:14

Lecture 2.1.5. Debugging C Programs

Time of First Successful Submission: 2025-07-10 08:17:53

Lab 2.1.5.1 - Using VSCode Debugger

Time of First Successful Submission: 2025-07-10 22:11:57

P2.1 Level 01 C Force

Time of First Successful Submission: 2025-07-10 22:14:12

P2.1 Level 02 C Args

Time of First Successful Submission: 2025-07-10 22:15:52

P2.1 Level 03 scanf

Time of First Successful Submission: 2025-07-10 22:22:13

P2.1 Level 04 getchar

Time of First Successful Submission: 2025-07-11 22:29:04

P2.1 Level 05 add-n-sub

Time of First Successful Submission: 2025-07-11 22:49:00

P2.1 Level 06 debug me

Time of First Successful Submission: 2025-07-11 22:51:58

Lecture 2.2.1.1. C-Arrays

Time of First Successful Submission: 2025-07-12 18:19:27

Lecture 2.2.2. C-Strings

Time of First Successful Submission: 2025-07-12 18:25:06

Lab 2.2.2.0 - Print C-String by Character

Time of First Successful Submission: 2025-07-12 18:33:33

Lab 2.2.2.1 - Debugging with Seg Faults

Time of First Successful Submission: 2025-07-12 18:50:04

Lecture 2.2.3.1. Input to String

Time of First Successful Submission: 2025-07-12 20:08:22

Lecture 2.2.3.2 Using fgets

Time of First Successful Submission: 2025-07-12 20:12:02

Lecture 2.2.3.3. Input Buffer

Time of First Successful Submission: 2025-07-12 20:15:06

Lecture 2.2.4. File operations

Time of First Successful Submission: 2025-07-12 20:18:18

Lab 2.2.4.1 - LeeT CaSe

Time of First Successful Submission: 2025-07-12 20:41:45

Lecture 2.2.5.1. strlen

Time of First Successful Submission: 2025-07-12 22:07:02

EzLab 2.2.5.1 - String Length (strlen)

Time of First Successful Submission: 2025-07-12 22:08:25

Lecture 2.2.5.2. strcat

Time of First Successful Submission: 2025-07-12 22:11:48

EzLab 2.2.5.2 - String Concatenate (strcat)

Time of First Successful Submission: 2025-07-12 22:14:36

Lecture 2.2.5.3. strcmp

Time of First Successful Submission: 2025-07-16 07:52:30

EzLab 2.2.5.3 - String Compare (strcmp)

Time of First Successful Submission: 2025-07-16 09:12:04

Lecture 2.2.5.4. strcpy

Time of First Successful Submission: 2025-07-16 09:21:17

EzLab 2.2.5.4 - String Copy (strcpy/strncpy)

Time of First Successful Submission: 2025-07-16 09:25:58

Lecture 2.2.5.6. strspn

Time of First Successful Submission: 2025-07-16 09:28:42

Lab 2.2.5.6 - String Highlighter

Time of First Successful Submission: 2025-07-20 22:13:20

P2.2 Level 01 length

Time of First Successful Submission: 2025-07-27 19:43:27

P2.2 Level 02 c-cat

Time of First Successful Submission: 2025-07-27 19:52:53

P2.2 Level 03 c-copy

Time of First Successful Submission: 2025-07-27 20:08:11

P2.2 Level 04 c-compare

Time of First Successful Submission: 2025-07-27 20:32:08

P2.2 Level 05 c-up

Time of First Successful Submission: 2025-07-27 20:54:13

P2.2 Level 06 c-bugs

Time of First Successful Submission: 2025-07-28 23:17:25

P2.2 Level 07 c-debugger

Time of First Successful Submission: 2025-07-28 23:24:38

P2.2 Level 08 c-debugger2

Time of First Successful Submission: 2025-07-28 23:38:12

P2.2 Level 09 c-grind

Time of First Successful Submission: 2025-07-28 23:48:22

Lecture 2.3.1. Stack pointers

Time of First Successful Submission: 2025-07-29 15:24:36

Lab 2.3.1.0 - Print Non-printable Chars

Time of First Successful Submission: 2025-08-08 21:51:42

Lecture 2.3.2.0 Examples Single Value

Time of First Successful Submission: 2025-08-09 19:38:59

Lecture 2.3.2.1. Examples of Ptr to Array

Time of First Successful Submission: 2025-08-09 19:44:37

EzLab 2.3.2.1 - Character Pointers

Time of First Successful Submission: 2025-08-09 19:46:43

EzLab 2.3.2.1 - C-String Pointers

Time of First Successful Submission: 2025-08-09 19:48:34

Lecture 2.3.3.1. strstr video

Time of First Successful Submission: 2025-08-09 19:52:02

EzLab 2.3.3.1 - Find str in str (strstr)

Time of First Successful Submission: 2025-08-09 19:56:06

Lab 2.3.3.1 - Find Word Count

Time of First Successful Submission: 2025-08-10 18:09:59

Lecture 2.3.3.2. strtok video

Time of First Successful Submission: 2025-08-10 18:21:21

EzLab 2.3.3.2 - Get tokens (strtok)

Time of First Successful Submission: 2025-08-10 18:23:47

Lab 2.3.3.2 - Word Count

Time of First Successful Submission: 2025-08-12 21:36:46

Lecture 2.3.3.3. strchr video

Time of First Successful Submission: 2025-08-12 21:38:22

Lecture 2.3.3.4. memset

Time of First Successful Submission: 2025-08-12 21:39:34

P2.3 Level 01 Pig Latin

Time of First Successful Submission: 2025-08-15 21:07:19

P2.3 Level 02 Pig Latin

Time of First Successful Submission: 2025-08-15 21:09:38

P2.3 Level 03 Pig Latin

Time of First Successful Submission: 2025-08-16 19:45:17

P2.3 Level 04 Pig Latin

Time of First Successful Submission: 2025-08-16 19:54:49

Lecture 2.4.1.1. struct into

Time of First Successful Submission: 2025-10-06 19:36:08

EzLab 2.4.1.1 - Using a struct

Time of First Successful Submission: 2025-10-06 19:41:31

Lecture 2.4.1.4. string to struct

Time of First Successful Submission: 2025-10-06 19:43:39

EzLab 2.4.1.4 - Struct from string

Time of First Successful Submission: 2025-10-06 19:53:50

Lecture 2.4.1.5. array of struct

Time of First Successful Submission: 2025-10-13 15:39:27

Lab 2.4.1.5 - Songs List

Time of First Successful Submission: 2025-12-13 22:22:58

Lecture 2.4.1.6. enum

Time of First Successful Submission: 2025-12-13 22:33:00

Lecture 2.4.2.1. C preprocessor

Time of First Successful Submission: 2025-12-13 23:35:53

EzLab 2.4.2.1 - C Preprocessor

Time of First Successful Submission: 2025-12-13 23:38:25

Lecture 2.4.2.2. Header files

Time of First Successful Submission: 2025-12-13 23:41:57

Lecture 2.4.2.6. Makefile

Time of First Successful Submission: 2025-12-14 20:28:18

EzLab 2.4.2.6 - Makefiles

Time of First Successful Submission: 2025-12-14 21:41:37

Lab 2.4.2.6 - Make Songs

Time of First Successful Submission: 2025-12-14 21:52:26

Lab 2.4.2.6 - Filter Songs

Time of First Successful Submission: 2025-12-14 22:18:37

Lecture 2.5.1.3. the heap

Time of First Successful Submission: 2025-12-15 15:33:27

Lecture 2.5.1.4. malloc an int

Time of First Successful Submission: 2025-12-15 15:35:42

Lecture 2.5.1.5. create a heap based array

Time of First Successful Submission: 2025-12-15 15:43:57

Lecture 2.5.1.6. free the heap

Time of First Successful Submission: 2025-12-15 15:45:24

EzLab 2.5.1.6 Heap

Time of First Successful Submission: 2025-12-15 15:48:15

Lab 2.5.1.6 - Stack on Heap

Time of First Successful Submission: 2025-12-15 16:04:54

Lecture 2.5.2.1. realloc

Time of First Successful Submission: 2025-12-15 22:05:54

Lecture 2.5.2.2. getline

Time of First Successful Submission: 2025-12-15 22:09:32

Lecture 2.5.2.3. strdup

Time of First Successful Submission: 2025-12-15 22:10:48

Lecture 2.5.2.4. struct malloc

Time of First Successful Submission: 2025-12-15 22:14:15

EzLab 2.5.2.4 Heap Based Array

Time of First Successful Submission: 2025-12-15 22:21:03

Lab 2.5.2.4 - Paging Songs

Time of First Successful Submission: 2025-12-15 23:01:51

P2.5 Level 01 Get Maxxed

Time of First Successful Submission: 2025-12-17 21:17:25

P2.5 Level 02 Load up those items

Time of First Successful Submission: 2025-12-19 22:26:57

P2.5 Level 03 Load the Rooms

Time of First Successful Submission: 2025-12-19 22:51:37

P2.5 Level 04 Free your mind

Time of First Successful Submission: 2025-12-20 13:22:39

P2.5 Level 05 Show me your room

Time of First Successful Submission: 2025-12-20 14:05:50

P2.5 Level 06 Moving Around

Time of First Successful Submission: 2025-12-20 14:43:41

P2.5 Level 07 Getting Items and Player's Inventory

Time of First Successful Submission: 2025-12-20 15:04:15

P2.5 Level 08 Dropping Items and Looking

Time of First Successful Submission: 2025-12-20 15:38:42

Lecture 2.6.1. Double Ptr Local

Time of First Successful Submission: 2025-12-21 17:24:36

Lecture 2.6.1.1. Double Ptr Heap

Time of First Successful Submission: 2025-12-21 17:28:06

Lecture 2.6.1.2. Triple Ptr Local

Time of First Successful Submission: 2025-12-21 17:31:12

Lecture 2.6.2.2. Pass-By-Address

Time of First Successful Submission: 2025-12-21 18:50:56

EzLab 2.6.2.2 Pass By Address

Time of First Successful Submission: 2025-12-21 18:53:29

Lecture 2.6.2.3. PBA - Double Ptrs

Time of First Successful Submission: 2025-12-21 18:56:21

Lecture 2.7.1.2. Array lists

Time of First Successful Submission: 2025-12-21 19:58:48

Lecture 2.7.1.3. Array lists insert and remove

Time of First Successful Submission: 2025-12-21 20:01:07

Lecture 2.7.2.0 Linked List

Time of First Successful Submission: 2025-12-21 20:04:40

Lecture 2.7.2.1. Linked List Insert at End

Time of First Successful Submission: 2025-12-21 20:08:44

Lecture 2.7.2.2. Linked List Insert at

Time of First Successful Submission: 2025-12-21 20:14:11

Lecture 2.7.2.3. Linked List Remove

Time of First Successful Submission: 2025-12-21 20:17:41

Lecture 2.7.2.4. Array list v. Linked List

Time of First Successful Submission: 2025-12-21 20:21:00

Lab 2.7.2.4a - Linked List Songs

Time of First Successful Submission: 2025-12-22 19:26:37

Lab 2.7.2.4b - LL Paging

Time of First Successful Submission: 2025-12-22 20:03:16

Lecture 3.1.1. OO Paradigm

Time of First Successful Submission: 2025-12-21 20:29:48

Lecture 3.1.2.1. Differences

Time of First Successful Submission: 2025-12-21 20:33:27

Lecture 3.1.2.2. Buffer and Files

Time of First Successful Submission: 2025-12-21 20:36:42

Lab 3.1.2.2 - Creating Objects from JSON

Time of First Successful Submission: 2025-12-21 21:22:00

Lecture 3.1.3. Classes

Time of First Successful Submission: 2025-12-21 22:13:29

EzLab 3.1.3.0 Classes & Objects

Time of First Successful Submission: 2025-12-21 22:20:16

Lecture 3.2.1. Inheritance introduction

Time of First Successful Submission: 2025-12-22 20:09:43

Lecture 3.2.2. Concrete Classes

Time of First Successful Submission: 2025-12-22 20:13:52

Lecture 3.2.2.1. Abstract Classes

Time of First Successful Submission: 2025-12-22 20:22:39

Lecture 3.2.2.2. Working with inherited classes

Time of First Successful Submission: 2025-12-22 20:27:29

EzLab 3.2.2.2 Inheritance

Time of First Successful Submission: 2025-12-22 20:37:54

Lecture 3.2.4. Header and c++ Files

Time of First Successful Submission: 2025-12-22 20:40:08

P3.2 Level 01 Get Data

Time of First Successful Submission: 2025-12-23 16:48:45

P3.2 Level 02 Create the Shop

Time of First Successful Submission: 2025-12-23 20:24:46

P3.2 Level 03 Shop Interface

Time of First Successful Submission: 2025-12-24 13:07:41

P3.2 Level 04 Buy

Time of First Successful Submission: 2025-12-24 21:59:19

P3.2 Level 05 Search

Time of First Successful Submission: 2025-12-25 14:57:54

P3.2 Level 06 Multi-store

Time of First Successful Submission: 2025-12-25 15:20:03

P3.2 Level 07 Search-Buy

Time of First Successful Submission: 2025-12-25 15:23:44

Lecture 3.3.1.2. Templated Types

Time of First Successful Submission: 2025-12-24 22:09:17

Lecture 3.3.2.1. STL Pairs and Vectors

Time of First Successful Submission: 2025-12-24 22:15:34

Lecture 3.3.2.2. STL Map

Time of First Successful Submission: 2025-12-24 22:25:54

Lecture 3.3.3. Smart Pointers

Time of First Successful Submission: 2025-12-24 22:31:15

Lecture 3.3.4.1. Pass by Reference

Time of First Successful Submission: 2025-12-25 15:30:10

Lecture 3.3.4.2. Operator Overloading

Time of First Successful Submission: 2025-12-25 15:33:00

Lecture 3.3.4.3. Friend keyword

Time of First Successful Submission: 2025-12-25 15:35:24

P3.3 Level 01 Integrate and Load

Time of First Successful Submission: 2025-12-25 16:03:33

P3.3 Level 02 Load Team

Time of First Successful Submission: 2025-12-25 17:01:36

P3.3 Level 03 Remove and Add

Time of First Successful Submission: 2025-12-25 18:59:01

P3.3 Level 04 Battle

Time of First Successful Submission: 2025-12-25 23:35:04

P3.3 Level 05 Challenge the Trainers

Time of First Successful Submission: 2025-12-25 23:42:47

EC 3.3 Level 01 Derek

Time of First Successful Submission: 2025-12-26 15:27:14

EC 3.3 Level 02 Sri

Time of First Successful Submission: 2025-12-26 15:51:07

EC 3.3 Level 03 Daniel10015

Time of First Successful Submission: 2025-12-26 17:09:14

EC 3.3 Level 04 Sayhilel

Time of First Successful Submission: 2025-12-27 13:38:55

EC 3.3 Level 05 Mai

Time of First Successful Submission: 2025-12-27 13:43:46

EC 3.3 Level 06 Memory Mastermind

Time of First Successful Submission: 2025-12-27 13:50:33

EC 3.3 Level 07 Jenna

Time of First Successful Submission: 2025-12-27 20:39:38

EC 3.3 Level 08 Prad

Time of First Successful Submission: 2025-12-27 21:32:43

EC 3.3 Level 09 Jared

Time of First Successful Submission: 2025-12-27 21:43:50

EC 3.3 Level 10 Sidharth

Time of First Successful Submission: 2025-12-28 14:21:37

EC 3.3 Level 11 Jay

Time of First Successful Submission: 2025-12-28 21:30:27

EC 3.3 Level 12 Tricky Mystic

Time of First Successful Submission: 2025-12-29 14:52:58

Lecture 3.4.1.0 BFS 1

Time of First Successful Submission: 2025-12-26 15:57:17

Lecture 3.4.1.1. BFS 2

Time of First Successful Submission: 2025-12-26 16:04:02

EzLab 3.4.1.1 BFS in a Matrix

Time of First Successful Submission: 2025-12-26 16:13:44

Lecture 3.4.2.0 Min Heap 1

Time of First Successful Submission: 2025-12-26 16:41:36

Lecture 3.4.2.1. Min Heap Insert

Time of First Successful Submission: 2025-12-26 16:43:26

Lecture 3.4.2.2. Min Heap Delete

Time of First Successful Submission: 2025-12-26 16:45:49

Lecture 3.4.2.3. Min Heap in Array

Time of First Successful Submission: 2025-12-26 16:53:48

Lecture 3.4.2.4. Min Heap in Arr Insert

Time of First Successful Submission: 2025-12-26 16:56:54

EC3.4 Level 01 - MUD Driver 1

Time of First Successful Submission: 2025-12-27 00:22:06

EC3.4 Level 02 - MUD Driver

Time of First Successful Submission: 2025-12-27 00:41:37

Lecture 4.1.1. Functional Programming Paradigm

Time of First Successful Submission: 2025-12-27 13:56:42

Lecture 4.1.1.2. Why Functional Language

Time of First Successful Submission: 2025-12-27 15:24:23

Lecture 4.1.2.1. Scheme Intro Part 1

Time of First Successful Submission: 2025-12-27 15:29:24

Lecture 4.1.2.2. Scheme Intro Part 2

Time of First Successful Submission: 2025-12-27 15:36:36

Lecture 4.1.2.3. Math Operations in Scheme

Time of First Successful Submission: 2025-12-27 15:43:20

Lecture 4.1.2.4. Predicates and Types

Time of First Successful Submission: 2025-12-27 15:48:18

Lecture 4.1.3.1. Conditionals

Time of First Successful Submission: 2025-12-27 15:53:20

Lab 4.1 - Hello

Time of First Successful Submission: 2025-12-27 16:00:36

Lecture 4.2.1.1. Functions

Time of First Successful Submission: 2025-12-28 14:57:52

Lab 4.2.1 - String Info

Time of First Successful Submission: 2025-12-28 15:21:57

Lecture 4.2.2. List Operations

Time of First Successful Submission: 2025-12-28 18:22:05

Lecture 4.2.2.1. Recursion

Time of First Successful Submission: 2025-12-28 18:27:22

Lecture 4.2.3. Higher Order Functions

Time of First Successful Submission: 2025-12-28 18:30:54

Lab 4.2.2 - String Mangler

Time of First Successful Submission: 2025-12-28 18:59:30

Lab 4.2.3 - Damage Calculator

Time of First Successful Submission: 2025-12-28 19:26:19

P4.2 Level 01 String Info

Time of First Successful Submission: 2025-12-29 15:02:14

P4.2 Level 02 FF Attack Calc

Time of First Successful Submission: 2025-12-29 15:07:26

P4.2 Level 03 FF Base Dmg Calc

Time of First Successful Submission: 2025-12-29 15:18:38

P4.2 Level 04 Factorial 2.0

Time of First Successful Submission: 2025-12-29 15:29:44

P4.2 Level 05 Get Fourthy

Time of First Successful Submission: 2025-12-29 15:32:09

P4.2 Level 06 Filtering My Char Out

Time of First Successful Submission: 2025-12-29 15:47:36


Intro to Cybersecurity

168 / 183 286 / 17883


Path Traversal 1

Time of First Successful Submission: 2024-09-13 22:30:08

Path Traversal 2

Time of First Successful Submission: 2024-09-13 22:35:55

CMDi 1

Time of First Successful Submission: 2024-09-13 22:49:37

CMDi 2

Time of First Successful Submission: 2024-09-13 22:51:27

CMDi 3

Time of First Successful Submission: 2024-09-13 22:55:54

CMDi 4

Time of First Successful Submission: 2024-09-13 23:04:56

CMDi 5

Time of First Successful Submission: 2024-09-13 23:11:15

CMDi 6

Time of First Successful Submission: 2024-09-13 23:35:55

Authentication Bypass 1

Time of First Successful Submission: 2024-09-14 11:12:12

Authentication Bypass 2

Time of First Successful Submission: 2024-09-14 11:14:55

SQLi 1

Time of First Successful Submission: 2024-09-14 11:26:40

SQLi 2

Time of First Successful Submission: 2024-09-14 11:29:41

SQLi 3

Time of First Successful Submission: 2024-09-14 11:41:24

SQLi 4

Time of First Successful Submission: 2024-09-14 11:44:32

SQLi 5

Time of First Successful Submission: 2024-09-15 00:33:26

XSS 1

Time of First Successful Submission: 2024-09-15 12:07:03

XSS 2

Time of First Successful Submission: 2024-09-15 12:11:24

XSS 3

Time of First Successful Submission: 2024-09-15 12:16:53

XSS 4

Time of First Successful Submission: 2024-09-15 12:33:38

XSS 5

Time of First Successful Submission: 2024-09-15 13:05:59

XSS 6

Time of First Successful Submission: 2024-09-15 13:28:25

XSS 7

Time of First Successful Submission: 2024-09-15 17:51:39

CSRF 1

Time of First Successful Submission: 2024-09-15 21:45:57

CSRF 2

Time of First Successful Submission: 2024-09-15 22:43:43

CSRF 3

Time of First Successful Submission: 2024-09-16 17:31:21

CSRF 4

Time of First Successful Submission: 2024-09-16 18:01:41

CSRF 5

Time of First Successful Submission: 2024-09-16 18:49:00

Connect

Time of First Successful Submission: 2024-08-24 22:01:53

Send

Time of First Successful Submission: 2026-01-07 10:55:49

Shutdown

Time of First Successful Submission: 2026-01-07 12:17:05

Listen

Time of First Successful Submission: 2024-08-24 22:03:04

Scan 1

Time of First Successful Submission: 2024-08-24 22:11:50

Scan 2

Time of First Successful Submission: 2024-08-25 00:17:38

Monitor 1

Time of First Successful Submission: 2024-08-26 21:02:02

Monitor 2

Time of First Successful Submission: 2024-08-26 21:40:15

Sniffing Cookies

Time of First Successful Submission: 2026-01-07 21:00:57

Network Configuration

Time of First Successful Submission: 2024-09-02 21:17:07

Firewall 1

Time of First Successful Submission: 2026-01-07 21:12:01

Firewall 2

Time of First Successful Submission: 2026-01-07 21:19:22

Firewall 3

Time of First Successful Submission: 2026-01-07 21:30:43

Denial of Service 1

Time of First Successful Submission: 2026-01-08 23:34:42

Denial of Service 2

Time of First Successful Submission: 2026-01-08 23:47:55

Ethernet

Time of First Successful Submission: 2024-09-08 22:00:39

IP

Time of First Successful Submission: 2024-09-08 22:27:25

TCP

Time of First Successful Submission: 2024-09-10 20:17:01

TCP Handshake

Time of First Successful Submission: 2024-09-10 20:53:18

UDP

Time of First Successful Submission: 2026-01-13 20:03:30

UDP 2

Time of First Successful Submission: 2026-01-13 20:04:44

UDP Spoofing 1

Time of First Successful Submission: 2026-01-13 20:13:58

UDP Spoofing 2

Time of First Successful Submission: 2026-01-13 20:16:36

UDP Spoofing 3

Time of First Successful Submission: 2026-01-13 20:33:12

UDP Spoofing 4

Time of First Successful Submission: 2026-01-13 21:21:23

ARP

Time of First Successful Submission: 2024-09-17 16:02:48

Intercept

Time of First Successful Submission: 2024-09-17 19:16:36

Man-in-the-Middle

Time of First Successful Submission: 2024-09-23 21:57:04

XOR

Time of First Successful Submission: 2024-09-28 12:23:41

XORing Hex

Time of First Successful Submission: 2024-09-28 12:25:39

XORing ASCII

Time of First Successful Submission: 2024-09-28 12:36:18

XORing ASCII Strings

Time of First Successful Submission: 2024-09-28 12:43:55

One-time Pad

Time of First Successful Submission: 2024-09-18 20:16:52

One-time Pad Tampering

Time of First Successful Submission: 2025-05-28 15:11:58

Many-time Pad

Time of First Successful Submission: 2024-09-18 20:30:52

AES

Time of First Successful Submission: 2024-09-18 20:47:23

AES-ECB-CPA

Time of First Successful Submission: 2024-09-30 21:05:25

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-03-21 20:39:15

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2024-09-30 21:48:33

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2024-10-01 19:59:40

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2024-10-01 21:15:35

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2024-10-01 21:17:04

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2024-09-19 21:17:05

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2024-10-03 18:20:22

AES-CBC

Time of First Successful Submission: 2024-10-03 18:23:46

AES-CBC Tampering

Time of First Successful Submission: 2024-10-03 18:49:08

AES-CBC Resizing

Time of First Successful Submission: 2024-10-03 18:53:56

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-05-17 19:43:28

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-05-17 20:03:59

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2024-10-13 22:25:34

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2024-10-15 22:27:17

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2026-01-02 20:27:26

DHKE

Time of First Successful Submission: 2024-09-20 20:31:34

DHKE-to-AES

Time of First Successful Submission: 2024-10-16 17:43:15

RSA 1

Time of First Successful Submission: 2024-09-20 20:50:15

RSA 2

Time of First Successful Submission: 2024-09-20 20:53:48

RSA 3

Time of First Successful Submission: 2024-09-21 12:27:21

RSA 4

Time of First Successful Submission: 2024-09-21 18:57:35

RSA Signatures

Time of First Successful Submission: 2024-10-16 18:19:06

SHA 1

Time of First Successful Submission: 2024-09-20 21:20:43

SHA 2

Time of First Successful Submission: 2024-09-20 21:23:40

TLS 1

Time of First Successful Submission: 2024-09-21 19:45:37

TLS 2

Time of First Successful Submission: 2024-09-21 21:34:41

level1

Time of First Successful Submission: 2024-09-16 19:20:39

level2

Time of First Successful Submission: 2024-09-16 19:21:42

level3

Time of First Successful Submission: 2024-09-16 19:22:54

level4

Time of First Successful Submission: 2024-09-16 19:24:15

level5

Time of First Successful Submission: 2024-09-16 19:28:50

level6

Time of First Successful Submission: 2024-09-16 19:33:59

level7

Time of First Successful Submission: 2024-09-16 19:37:28

level8

Time of First Successful Submission: 2024-09-16 19:39:02

level9

Time of First Successful Submission: 2024-09-16 19:40:42

level10

Time of First Successful Submission: 2024-09-16 19:43:07

level11

Time of First Successful Submission: 2024-09-16 19:54:09

level12

Time of First Successful Submission: 2024-09-16 19:56:57

level13

Time of First Successful Submission: 2024-09-16 20:29:11

level14

Time of First Successful Submission: 2024-09-16 20:31:16

level15

Time of First Successful Submission: 2024-09-16 20:30:04

level16

Time of First Successful Submission: 2024-09-17 20:57:07

level17

Time of First Successful Submission: 2024-09-17 20:57:42

level18

Time of First Successful Submission: 2024-09-17 21:00:53

level19

Time of First Successful Submission: 2024-09-17 21:58:56

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-05-17 22:10:58

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-05-17 22:15:38

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2024-11-04 21:05:32

Reading Endianness (Python)

Time of First Successful Submission: 2025-05-17 22:20:05

Reading Endianness (C)

Time of First Successful Submission: 2025-05-18 11:58:22

Reading Endianness (x86)

Time of First Successful Submission: 2024-11-04 21:07:28

Version Information (Python)

Time of First Successful Submission: 2025-05-18 12:05:32

Version Information (C)

Time of First Successful Submission: 2025-05-18 12:12:43

Version Information (x86)

Time of First Successful Submission: 2024-11-04 21:34:04

Metadata and Data (Python)

Time of First Successful Submission: 2025-05-18 14:34:08

Metadata and Data (C)

Time of First Successful Submission: 2025-05-18 14:41:53

Metadata and Data (x86)

Time of First Successful Submission: 2024-11-04 21:48:22

Input Restrictions (Python)

Time of First Successful Submission: 2025-05-18 14:45:11

Input Restrictions (C)

Time of First Successful Submission: 2025-05-18 14:47:23

Input Restrictions (x86)

Time of First Successful Submission: 2024-11-04 21:51:34

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-05-18 19:09:48

Behold the cIMG! (C)

Time of First Successful Submission: 2025-05-18 19:10:59

Behold the cIMG! (x86)

Time of First Successful Submission: 2024-11-04 21:59:11

A Basic cIMG (Python)

Time of First Successful Submission: 2025-05-18 19:18:08

A Basic cIMG (C)

Time of First Successful Submission: 2025-05-18 19:20:30

A Basic cIMG (x86)

Time of First Successful Submission: 2024-11-04 22:38:30

Internal State Mini (C)

Time of First Successful Submission: 2025-05-20 20:52:20

Internal State Mini (x86)

Time of First Successful Submission: 2025-05-20 20:56:42

Internal State (C)

Time of First Successful Submission: 2025-05-20 21:13:06

Internal State (x86)

Time of First Successful Submission: 2025-05-20 21:17:50

File Formats: Directives (C)

Time of First Successful Submission: 2025-05-21 21:22:47

File Formats: Directives (x86)

Time of First Successful Submission: 2025-05-21 21:26:39

The Patch Directive

Time of First Successful Submission: 2025-05-25 22:19:04

Optimizing for Space

Time of First Successful Submission: 2025-05-26 20:17:31

Tweaking Images

Time of First Successful Submission: 2025-05-26 21:59:59

Storage and Retrieval

Time of First Successful Submission: 2025-05-29 20:19:11

Extracting Knowledge

Time of First Successful Submission: 2025-05-29 21:01:22

Advanced Sprites

Time of First Successful Submission: 2025-05-30 20:04:32

Accessing Resources

Time of First Successful Submission: 2025-05-31 19:24:30

Unsafe Animations

Time of First Successful Submission: 2025-05-31 20:22:17

Animations

Time of First Successful Submission: 2025-05-31 21:20:26

Interoperability: Patching Data

Time of First Successful Submission: 2025-05-31 22:17:44

Patching Code

Time of First Successful Submission: 2025-06-01 19:42:36

Patching Control Flow

Time of First Successful Submission: 2025-06-01 19:53:20

Your First Overflow (easy)

Time of First Successful Submission: 2024-10-27 15:32:15

Your First Overflow (hard)

Time of First Successful Submission: 2024-10-29 23:41:42

Precision (easy)

Time of First Successful Submission: 2025-06-03 21:42:47

Precision (hard)

Time of First Successful Submission: 2025-06-03 22:21:15

Variable Control (easy)

Time of First Successful Submission: 2024-10-29 23:50:57

Variable Control (hard)

Time of First Successful Submission: 2024-10-30 00:27:15

Control Hijack (easy)

Time of First Successful Submission: 2024-10-30 15:51:36

Control Hijack (hard)

Time of First Successful Submission: 2024-10-30 15:58:18

Tricky Control Hijack (easy)

Time of First Successful Submission: 2024-10-30 19:44:29

Tricky Control Hijack (hard)

Time of First Successful Submission: 2024-10-30 19:48:33

PIEs (easy)

Time of First Successful Submission: 2024-10-30 23:37:58

PIEs (hard)

Time of First Successful Submission: 2024-10-30 23:48:38

String Lengths (easy)

Time of First Successful Submission: 2024-10-31 16:12:27

String Lengths (hard)

Time of First Successful Submission: 2024-10-31 16:23:59

Basic Shellcode

Time of First Successful Submission: 2024-09-24 17:42:04

NOP Sleds

Time of First Successful Submission: 2024-09-24 18:00:26

NULL-Free Shellcode

Time of First Successful Submission: 2024-09-24 18:36:33

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-06-07 21:15:51

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2025-06-07 21:38:55

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-06-09 00:15:56


Program Security

50 / 162 1385 / 9025


ello ackers!

Time of First Successful Submission: 2024-09-25 20:52:39

Syscall Smuggler

Time of First Successful Submission: 2024-09-26 20:06:10

Syscall Shenanigans

Time of First Successful Submission: 2024-09-26 20:08:40

Byte Budget

Time of First Successful Submission: 2024-09-27 21:11:41

ClobberCode

Time of First Successful Submission: 2024-09-27 23:57:18

Diverse Delivery

Time of First Successful Submission: 2024-09-28 23:52:49

Pocket Payload

Time of First Successful Submission: 2024-09-27 21:17:08

Micro Menace

Time of First Successful Submission: 2024-09-29 14:40:57

Bounds Breaker (Easy)

Time of First Successful Submission: 2024-10-30 16:11:16

Bounds Breaker (Hard)

Time of First Successful Submission: 2024-10-30 17:00:02

Casting Catastrophe (Easy)

Time of First Successful Submission: 2024-10-30 19:22:10

Casting Catastrophe (Hard)

Time of First Successful Submission: 2024-10-30 19:28:37

Loop Lunacy (Easy)

Time of First Successful Submission: 2024-10-31 21:21:37

Loop Lunacy (Hard)

Time of First Successful Submission: 2024-11-01 22:54:27

Nosy Neighbor (Easy)

Time of First Successful Submission: 2024-11-01 23:00:08

Nosy Neighbor (Hard)

Time of First Successful Submission: 2024-11-01 23:03:50

Recursive Ruin (Easy)

Time of First Successful Submission: 2024-11-03 22:30:44

Recursive Ruin (Hard)

Time of First Successful Submission: 2024-11-04 20:07:04

Lingering Leftover (Easy)

Time of First Successful Submission: 2024-12-01 21:37:01

Lingering Leftover (Hard)

Time of First Successful Submission: 2024-12-01 21:58:49

Terrible Token (Easy)

Time of First Successful Submission: 2024-10-04 00:04:55

Terrible Token (Hard)

Time of First Successful Submission: 2024-10-04 00:12:48

Tangled Ticket (Easy)

Time of First Successful Submission: 2024-10-04 00:28:01

Tangled Ticket (Hard)

Time of First Successful Submission: 2024-10-04 00:33:33

Meager Mangler (Easy)

Time of First Successful Submission: 2024-10-04 19:38:32

Meager Mangler (Hard)

Time of First Successful Submission: 2024-10-07 21:38:44

Monstrous Mangler (Easy)

Time of First Successful Submission: 2024-10-11 20:14:29

Monstrous Mangler (Hard)

Time of First Successful Submission: 2024-10-11 20:32:36

Patched Up (Easy)

Time of First Successful Submission: 2024-10-12 18:38:22

Patched Up (Hard)

Time of First Successful Submission: 2024-10-12 18:40:18

Puzzle Patch (Easy)

Time of First Successful Submission: 2024-10-12 18:44:14

Puzzle Patch (Hard)

Time of First Successful Submission: 2024-10-12 18:45:25

Patch Perfect (Easy)

Time of First Successful Submission: 2024-10-12 18:48:06

Patch Perfect (Hard)

Time of First Successful Submission: 2024-10-12 18:55:16

Trust the Yancode (Easy)

Time of First Successful Submission: 2024-10-14 20:58:08

Trust the Yancode (Hard)

Time of First Successful Submission: 2024-10-14 21:30:53

Know the Yancode (Easy)

Time of First Successful Submission: 2024-10-17 21:11:41

Know the Yancode (Hard)

Time of First Successful Submission: 2024-10-17 21:21:25

Master the Yancode (Easy)

Time of First Successful Submission: 2024-10-18 19:11:03

Master the Yancode (Hard)

Time of First Successful Submission: 2024-10-18 19:29:15

Transcend the Yancode (Easy)

Time of First Successful Submission: 2024-10-18 20:08:01

Transcend the Yancode (Hard)

Time of First Successful Submission: 2024-10-18 20:21:59

The Yanalyzer (Easy)

Time of First Successful Submission: 2024-10-19 23:35:35

The Yanalyzer (Hard)

Time of First Successful Submission: 2024-10-20 15:38:52

The Yangler (Easy)

Time of First Successful Submission: 2024-10-20 21:56:23

The Yangler (Hard)

Time of First Successful Submission: 2024-10-21 20:37:04

Yancraft (Easy)

Time of First Successful Submission: 2024-10-24 18:42:41

Yancraft (Hard)

Time of First Successful Submission: 2024-10-24 18:51:59

Yansanity (Easy)

Time of First Successful Submission: 2024-10-26 16:30:45

Yansanity (Hard)

Time of First Successful Submission: 2024-10-27 13:00:57


Start Here

12 / 12 743 / 38311


Using the Terminal

Time of First Successful Submission: 2025-08-08 13:59:13

Using the VSCode Workspace

Time of First Successful Submission: 2024-07-03 18:55:14

Using the GUI Desktop

Time of First Successful Submission: 2024-07-03 18:57:16

Pasting into the Desktop

Time of First Successful Submission: 2024-07-03 19:02:35

Restarting Challenges

Time of First Successful Submission: 2024-07-03 19:05:43

Challenge Programs

Time of First Successful Submission: 2024-07-03 19:55:30

The Flag File

Time of First Successful Submission: 2024-07-03 19:57:05

Using Privileged Mode

Time of First Successful Submission: 2024-07-03 19:59:14

Persistent Home Directories - One

Time of First Successful Submission: 2024-07-03 20:01:35

Persistent Home Directories - Two

Time of First Successful Submission: 2024-07-03 20:02:27


Linux Luminarium

128 / 128 88 / 28343


Intro to Commands

Time of First Successful Submission: 2024-07-03 19:10:40

Intro to Arguments

Time of First Successful Submission: 2024-07-03 19:11:29

Command History

Time of First Successful Submission: 2025-06-06 11:22:27

The Root

Time of First Successful Submission: 2024-07-03 19:12:48

Program and absolute paths

Time of First Successful Submission: 2024-07-03 19:13:34

Position thy self

Time of First Successful Submission: 2024-07-03 19:14:59

Position elsewhere

Time of First Successful Submission: 2024-07-03 19:16:34

implicit relative paths, from /

Time of First Successful Submission: 2024-07-03 19:38:23

explicit relative paths, from /

Time of First Successful Submission: 2024-07-03 19:39:57

implicit relative path

Time of First Successful Submission: 2024-07-03 19:51:34

home sweet home

Time of First Successful Submission: 2024-07-03 19:53:19

cat: not the pet, but the command!

Time of First Successful Submission: 2024-07-03 22:51:21

catting absolute paths

Time of First Successful Submission: 2024-07-03 22:52:08

more catting practice

Time of First Successful Submission: 2024-07-03 22:53:04

grepping for a needle in a haystack

Time of First Successful Submission: 2024-07-03 22:54:24

comparing files

Time of First Successful Submission: 2025-07-27 16:19:28

listing files

Time of First Successful Submission: 2024-07-03 22:55:28

touching files

Time of First Successful Submission: 2024-07-03 22:57:01

removing files

Time of First Successful Submission: 2024-07-03 22:57:54

moving files

Time of First Successful Submission: 2025-06-06 11:24:27

copying files

Time of First Successful Submission: 2025-11-07 10:04:28

hidden files

Time of First Successful Submission: 2024-07-03 22:59:20

An Epic Filesystem Quest

Time of First Successful Submission: 2024-07-03 23:05:27

making directories

Time of First Successful Submission: 2024-07-03 23:07:24

finding files

Time of First Successful Submission: 2024-07-03 23:09:51

linking files

Time of First Successful Submission: 2024-07-23 22:37:52

Learning From Documentation

Time of First Successful Submission: 2024-07-04 19:00:01

Learning Complex Usage

Time of First Successful Submission: 2024-07-04 19:01:39

Reading Manuals

Time of First Successful Submission: 2024-07-04 19:03:25

Searching Manuals

Time of First Successful Submission: 2024-07-04 19:09:20

Searching For Manuals

Time of First Successful Submission: 2024-07-04 19:22:11

Helpful Programs

Time of First Successful Submission: 2024-07-04 19:23:20

Help for Builtins

Time of First Successful Submission: 2024-07-04 19:24:30

Matching with *

Time of First Successful Submission: 2024-07-04 19:36:15

Matching with ?

Time of First Successful Submission: 2024-07-04 19:40:27

Matching with []

Time of First Successful Submission: 2024-07-04 20:09:27

Matching paths with []

Time of First Successful Submission: 2024-07-04 20:11:19

Multiple globs

Time of First Successful Submission: 2025-06-06 11:27:12

Mixing globs

Time of First Successful Submission: 2024-07-04 20:13:35

Exclusionary globbing

Time of First Successful Submission: 2024-07-04 20:15:49

Tab completion

Time of First Successful Submission: 2025-06-07 18:22:54

Multiple options for tab completion

Time of First Successful Submission: 2025-06-07 18:26:25

Tab completion on commands

Time of First Successful Submission: 2025-06-07 18:27:23

Redirecting output

Time of First Successful Submission: 2024-07-05 19:50:20

Redirecting more output

Time of First Successful Submission: 2024-07-05 19:52:00

Appending output

Time of First Successful Submission: 2024-07-05 19:54:50

Redirecting errors

Time of First Successful Submission: 2024-07-05 19:58:57

Redirecting input

Time of First Successful Submission: 2024-07-05 20:00:59

Grepping stored results

Time of First Successful Submission: 2024-07-05 20:04:07

Grepping live output

Time of First Successful Submission: 2024-07-05 20:05:54

Grepping errors

Time of First Successful Submission: 2024-07-05 20:09:28

Filtering with grep -v

Time of First Successful Submission: 2025-06-06 11:28:58

Filtering with sed

Time of First Successful Submission: 2025-11-07 10:07:21

Duplicating piped data with tee

Time of First Successful Submission: 2024-07-05 20:52:06

Process substitution for input

Time of First Successful Submission: 2025-07-27 16:21:56

Writing to multiple programs

Time of First Successful Submission: 2024-07-21 00:32:35

Split-piping stderr and stdout

Time of First Successful Submission: 2024-08-16 19:34:53

Named pipes

Time of First Successful Submission: 2025-07-27 16:23:21

Printing Variables

Time of First Successful Submission: 2024-07-06 12:03:30

Setting Variables

Time of First Successful Submission: 2024-07-06 12:05:03

Multi-word Variables

Time of First Successful Submission: 2024-07-06 12:05:41

Exporting Variables

Time of First Successful Submission: 2024-07-06 12:07:47

Printing Exported Variables

Time of First Successful Submission: 2024-07-06 12:04:11

Storing Command Output

Time of First Successful Submission: 2024-07-21 00:36:48

Reading Input

Time of First Successful Submission: 2024-07-06 12:08:55

Reading Files

Time of First Successful Submission: 2024-07-06 12:11:02

Translating characters

Time of First Successful Submission: 2025-06-06 14:42:23

Deleting characters

Time of First Successful Submission: 2025-06-06 14:43:19

Deleting newlines

Time of First Successful Submission: 2025-06-06 14:44:29

Extracting the first lines with head

Time of First Successful Submission: 2025-06-06 14:45:37

Extracting specific sections of text

Time of First Successful Submission: 2025-06-06 14:48:13

Sorting data

Time of First Successful Submission: 2025-07-27 16:24:23

Listing Processes

Time of First Successful Submission: 2024-07-12 18:52:10

Killing Processes

Time of First Successful Submission: 2024-07-12 18:53:40

Interrupting Processes

Time of First Successful Submission: 2024-07-12 18:54:16

Killing Misbehaving Processes

Time of First Successful Submission: 2025-07-27 16:57:28

Suspending Processes

Time of First Successful Submission: 2024-07-12 18:55:11

Resuming Processes

Time of First Successful Submission: 2024-07-12 18:55:49

Backgrounding Processes

Time of First Successful Submission: 2024-07-12 19:01:20

Foregrounding Processes

Time of First Successful Submission: 2024-07-12 19:02:24

Starting Backgrounded Processes

Time of First Successful Submission: 2024-07-12 19:03:04

Process Exit Codes

Time of First Successful Submission: 2024-08-16 19:30:55

Becoming root with su

Time of First Successful Submission: 2024-07-19 21:27:31

Other users with su

Time of First Successful Submission: 2024-07-19 21:28:16

Cracking passwords

Time of First Successful Submission: 2024-07-19 21:32:28

Using sudo

Time of First Successful Submission: 2024-07-19 21:33:43

Changing File Ownership

Time of First Successful Submission: 2024-07-09 17:53:25

Groups and Files

Time of First Successful Submission: 2024-07-09 18:10:35

Fun With Groups Names

Time of First Successful Submission: 2024-07-09 18:12:26

Changing Permissions

Time of First Successful Submission: 2024-07-09 18:18:00

Executable Files

Time of First Successful Submission: 2024-07-09 18:20:25

Permission Tweaking Practice

Time of First Successful Submission: 2024-07-09 18:26:44

Permissions Setting Practice

Time of First Successful Submission: 2024-07-09 18:39:28

The SUID Bit

Time of First Successful Submission: 2024-07-09 18:42:06

Chaining with Semicolons

Time of First Successful Submission: 2024-07-13 13:17:56

Building on Success

Time of First Successful Submission: 2025-07-27 16:59:27

Handling Failure

Time of First Successful Submission: 2025-07-27 17:00:24

Your First Shell Script

Time of First Successful Submission: 2024-07-13 13:20:04

Redirecting Script Output

Time of First Successful Submission: 2024-07-13 13:21:53

Executable Shell Scripts

Time of First Successful Submission: 2024-07-13 13:49:13

Understanding Shebangs

Time of First Successful Submission: 2025-07-27 17:06:39

Scripting with Arguments

Time of First Successful Submission: 2025-07-27 17:08:07

Scripting with Conditionals

Time of First Successful Submission: 2025-07-27 17:08:50

Scripting with Default Cases

Time of First Successful Submission: 2025-07-27 17:09:48

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-07-27 17:11:35

Reading Shell Scripts

Time of First Successful Submission: 2025-08-25 14:35:07

Launching Screen

Time of First Successful Submission: 2025-07-27 17:12:11

Detaching and Attaching

Time of First Successful Submission: 2025-07-27 17:14:56

Finding Sessions

Time of First Successful Submission: 2025-07-27 17:20:58

Switching Windows

Time of First Successful Submission: 2025-07-27 17:23:42

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-07-27 19:25:14

Switching Windows (tmux)

Time of First Successful Submission: 2025-07-27 19:27:09

The PATH Variable

Time of First Successful Submission: 2024-07-13 13:53:15

Setting PATH

Time of First Successful Submission: 2024-07-13 13:54:29

Finding Commands

Time of First Successful Submission: 2025-06-06 14:21:09

Adding Commands

Time of First Successful Submission: 2024-07-13 15:56:54

Hijacking Commands

Time of First Successful Submission: 2024-07-13 15:59:56

Bashrc Backdoor

Time of First Successful Submission: 2025-06-06 14:58:29

Sniffing Input

Time of First Successful Submission: 2025-06-06 16:25:59

Overshared Directories

Time of First Successful Submission: 2025-06-06 20:38:50

Tricky Linking

Time of First Successful Submission: 2025-06-06 21:52:29

Sniffing Process Arguments

Time of First Successful Submission: 2025-06-06 16:28:22

Snooping on Configurations

Time of First Successful Submission: 2025-06-07 11:21:59

The Fork Bomb

Time of First Successful Submission: 2025-06-06 16:32:31

Disk-Space Doomsday

Time of First Successful Submission: 2025-06-06 17:09:57

rm -rf /

Time of First Successful Submission: 2025-06-06 18:04:21

Life after rm -rf /

Time of First Successful Submission: 2025-06-06 18:06:43

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-06-06 18:08:44


Computing 101

69 / 69 189 / 19394


Your First Register

Time of First Successful Submission: 2024-10-21 16:20:11

Your First Syscall

Time of First Successful Submission: 2024-10-21 16:21:01

Exit Codes

Time of First Successful Submission: 2024-10-21 16:21:43

Building Executables

Time of First Successful Submission: 2024-10-23 20:17:23

Moving Between Registers

Time of First Successful Submission: 2024-10-21 16:24:06

Tracing Syscalls

Time of First Successful Submission: 2024-10-21 16:22:50

Starting GDB

Time of First Successful Submission: 2025-03-01 16:29:58

Starting Programs in GDB

Time of First Successful Submission: 2025-03-01 16:30:43

Loading From Memory

Time of First Successful Submission: 2024-10-21 17:30:44

More Loading Practice

Time of First Successful Submission: 2024-10-21 17:31:42

Dereferencing Pointers

Time of First Successful Submission: 2024-10-21 17:32:47

Dereferencing Yourself

Time of First Successful Submission: 2024-10-21 17:33:53

Dereferencing with Offsets

Time of First Successful Submission: 2024-10-21 17:35:03

Stored Addresses

Time of First Successful Submission: 2024-10-21 17:37:34

Double Dereference

Time of First Successful Submission: 2024-10-21 17:38:58

Triple Dereference

Time of First Successful Submission: 2024-10-21 17:39:48

Writing Output

Time of First Successful Submission: 2024-10-21 17:43:02

Chaining Syscalls

Time of First Successful Submission: 2024-10-21 17:43:48

Writing Strings

Time of First Successful Submission: 2024-10-21 17:45:05

Reading Data

Time of First Successful Submission: 2025-03-01 17:04:50

set-register

Time of First Successful Submission: 2024-07-23 22:07:19

set-multiple-registers

Time of First Successful Submission: 2024-07-23 22:15:29

add-to-register

Time of First Successful Submission: 2024-07-23 22:18:36

linear-equation-registers

Time of First Successful Submission: 2024-07-23 22:21:25

integer-division

Time of First Successful Submission: 2024-07-23 22:28:00

modulo-operation

Time of First Successful Submission: 2024-07-23 22:30:47

set-upper-byte

Time of First Successful Submission: 2024-07-24 20:15:33

efficient-modulo

Time of First Successful Submission: 2024-07-24 20:20:04

byte-extraction

Time of First Successful Submission: 2024-07-24 20:31:40

bitwise-and

Time of First Successful Submission: 2024-07-24 20:36:53

check-even

Time of First Successful Submission: 2024-07-24 20:46:45

memory-read

Time of First Successful Submission: 2024-07-24 21:04:48

memory-write

Time of First Successful Submission: 2024-07-24 21:06:59

memory-increment

Time of First Successful Submission: 2024-07-24 21:09:36

byte-access

Time of First Successful Submission: 2024-07-24 21:11:14

memory-size-access

Time of First Successful Submission: 2024-07-24 21:13:04

little-endian-write

Time of First Successful Submission: 2024-07-24 21:20:04

memory-sum

Time of First Successful Submission: 2024-07-24 21:24:23

stack-subtraction

Time of First Successful Submission: 2024-07-25 19:42:22

swap-stack-values

Time of First Successful Submission: 2024-07-25 19:44:08

average-stack-values

Time of First Successful Submission: 2024-07-25 19:55:23

absolute-jump

Time of First Successful Submission: 2024-07-25 20:07:59

relative-jump

Time of First Successful Submission: 2024-07-25 20:14:14

jump-trampoline

Time of First Successful Submission: 2024-07-25 20:17:23

conditional-jump

Time of First Successful Submission: 2024-07-26 19:41:24

indirect-jump

Time of First Successful Submission: 2024-07-26 20:12:43

average-loop

Time of First Successful Submission: 2024-07-26 20:41:27

count-non-zero

Time of First Successful Submission: 2024-07-26 21:56:34

string-lower

Time of First Successful Submission: 2024-07-27 21:33:36

most-common-byte

Time of First Successful Submission: 2024-07-27 23:12:54

Debugging Programs

Time of First Successful Submission: 2024-07-31 00:24:55

Inspecting Registers

Time of First Successful Submission: 2024-07-31 00:31:14

Examining Memory

Time of First Successful Submission: 2024-08-16 22:35:48

Setting Breakpoints

Time of First Successful Submission: 2024-08-17 12:37:57

GDB Scripting

Time of First Successful Submission: 2024-08-17 12:59:31

Modifying Data

Time of First Successful Submission: 2024-08-17 14:40:30

Modifying Execution

Time of First Successful Submission: 2024-08-17 15:42:15

Broken Functions

Time of First Successful Submission: 2024-08-17 22:59:57

Exit

Time of First Successful Submission: 2024-07-28 22:10:40

Socket

Time of First Successful Submission: 2024-07-28 22:37:17

Bind

Time of First Successful Submission: 2024-07-30 00:59:00

Listen

Time of First Successful Submission: 2024-07-30 01:04:15

Accept

Time of First Successful Submission: 2024-08-17 23:18:29

Static Response

Time of First Successful Submission: 2024-08-18 15:24:09

Dynamic Response

Time of First Successful Submission: 2024-08-18 20:04:51

Iterative GET Server

Time of First Successful Submission: 2024-08-18 20:17:04

Concurrent GET Server

Time of First Successful Submission: 2024-08-18 20:43:11

Concurrent POST Server

Time of First Successful Submission: 2024-08-20 21:23:07

Web Server

Time of First Successful Submission: 2024-08-20 21:31:08


Playing With Programs

116 / 116 72 / 22204


What's the password?

Time of First Successful Submission: 2025-03-01 17:06:31

... and again!

Time of First Successful Submission: 2025-03-01 17:07:18

Newline Troubles

Time of First Successful Submission: 2025-03-01 17:08:15

Reasoning about files

Time of First Successful Submission: 2025-03-01 17:12:35

Specifying Filenames

Time of First Successful Submission: 2025-03-01 17:13:45

Binary and Hex Encoding

Time of First Successful Submission: 2025-03-01 17:16:13

More Hex

Time of First Successful Submission: 2025-03-01 17:17:38

Decoding Hex

Time of First Successful Submission: 2025-03-08 19:58:55

Decoding Practice

Time of First Successful Submission: 2025-03-08 20:02:50

Encoding Practice

Time of First Successful Submission: 2025-03-08 20:06:10

Hex-encoding ASCII

Time of First Successful Submission: 2025-03-08 20:14:21

Nested Encoding

Time of First Successful Submission: 2025-03-09 20:03:16

Hex-encoding UTF-8

Time of First Successful Submission: 2025-03-09 20:07:41

UTF Mixups

Time of First Successful Submission: 2025-03-09 20:12:26

Modifying Encoded Data

Time of First Successful Submission: 2025-03-09 20:18:01

Decoding Base64

Time of First Successful Submission: 2024-09-18 19:40:46

Encoding Base64

Time of First Successful Submission: 2025-03-15 19:20:11

Dealing with Obfuscation

Time of First Successful Submission: 2025-03-15 19:28:59

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-03-15 19:39:52

Your First HTTP Request

Time of First Successful Submission: 2025-03-15 19:41:06

Reading Flask

Time of First Successful Submission: 2025-03-15 19:42:20

Commented Data

Time of First Successful Submission: 2025-03-15 19:44:23

HTTP Metadata

Time of First Successful Submission: 2025-03-15 19:47:02

HTTP (netcat)

Time of First Successful Submission: 2024-07-21 00:46:43

HTTP Paths (netcat)

Time of First Successful Submission: 2024-07-21 01:09:27

HTTP (curl)

Time of First Successful Submission: 2024-07-21 01:07:18

HTTP (python)

Time of First Successful Submission: 2024-07-21 01:12:49

HTTP Host Header (python)

Time of First Successful Submission: 2024-07-21 01:05:54

HTTP Host Header (curl)

Time of First Successful Submission: 2024-07-21 00:55:32

HTTP Host Header (netcat)

Time of First Successful Submission: 2024-07-21 00:59:14

URL Encoding (netcat)

Time of First Successful Submission: 2024-07-21 12:23:57

HTTP GET Parameters

Time of First Successful Submission: 2024-07-21 12:27:18

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2024-07-21 12:43:07

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2024-07-21 12:37:05

HTTP Forms

Time of First Successful Submission: 2025-03-16 12:32:33

HTTP Forms (curl)

Time of First Successful Submission: 2024-07-21 18:00:11

HTTP Forms (netcat)

Time of First Successful Submission: 2024-07-21 18:15:37

HTTP Forms (python)

Time of First Successful Submission: 2024-07-21 18:27:42

HTTP Forms Without Forms

Time of First Successful Submission: 2025-03-17 22:37:38

Multiple Form Fields (curl)

Time of First Successful Submission: 2024-07-21 18:07:00

Multiple Form Fields (netcat)

Time of First Successful Submission: 2024-07-21 18:21:09

HTTP Redirects (netcat)

Time of First Successful Submission: 2024-07-22 20:01:01

HTTP Redirects (curl)

Time of First Successful Submission: 2024-07-22 19:49:47

HTTP Redirects (python)

Time of First Successful Submission: 2024-07-22 20:07:21

HTTP Cookies (curl)

Time of First Successful Submission: 2024-07-22 19:54:22

HTTP Cookies (netcat)

Time of First Successful Submission: 2024-07-22 20:03:30

HTTP Cookies (python)

Time of First Successful Submission: 2024-07-22 20:08:17

Server State (python)

Time of First Successful Submission: 2024-07-22 20:22:24

Listening Web

Time of First Successful Submission: 2025-03-17 22:41:12

Speaking Redirects

Time of First Successful Submission: 2025-03-17 22:48:59

JavaScript Redirects

Time of First Successful Submission: 2025-03-23 12:34:14

Including JavaScript

Time of First Successful Submission: 2025-03-23 12:49:25

HTTP (javascript)

Time of First Successful Submission: 2025-03-23 21:43:16

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-03-23 21:49:19

HTTP Forms (javascript)

Time of First Successful Submission: 2025-03-23 21:59:49

cat

Time of First Successful Submission: 2024-07-04 22:32:28

more

Time of First Successful Submission: 2024-07-04 22:33:45

less

Time of First Successful Submission: 2024-07-04 22:35:22

tail

Time of First Successful Submission: 2024-07-04 22:36:24

head

Time of First Successful Submission: 2024-07-04 22:37:17

sort

Time of First Successful Submission: 2024-07-04 22:38:03

vim

Time of First Successful Submission: 2024-07-04 22:51:40

emacs

Time of First Successful Submission: 2024-07-04 22:52:27

nano

Time of First Successful Submission: 2024-07-04 22:53:19

rev

Time of First Successful Submission: 2024-07-05 22:49:24

od

Time of First Successful Submission: 2024-07-05 23:01:58

hd

Time of First Successful Submission: 2024-07-05 23:04:11

xxd

Time of First Successful Submission: 2024-07-05 23:05:23

base32

Time of First Successful Submission: 2024-07-05 23:10:59

base64

Time of First Successful Submission: 2024-07-05 23:12:10

split

Time of First Successful Submission: 2024-07-05 23:13:43

gzip

Time of First Successful Submission: 2024-07-06 12:17:32

bzip2

Time of First Successful Submission: 2024-07-06 12:19:33

zip

Time of First Successful Submission: 2024-07-06 12:40:59

tar

Time of First Successful Submission: 2024-07-06 12:52:54

ar

Time of First Successful Submission: 2024-07-06 13:09:52

cpio

Time of First Successful Submission: 2024-07-06 13:18:25

genisoimage

Time of First Successful Submission: 2024-07-06 19:53:14

env

Time of First Successful Submission: 2024-07-07 12:11:56

find

Time of First Successful Submission: 2024-07-07 12:23:49

make

Time of First Successful Submission: 2024-07-07 12:34:23

nice

Time of First Successful Submission: 2024-07-07 12:38:37

timeout

Time of First Successful Submission: 2024-07-07 12:39:33

stdbuf

Time of First Successful Submission: 2024-07-07 12:42:16

setarch

Time of First Successful Submission: 2024-07-07 12:46:06

watch

Time of First Successful Submission: 2024-07-07 12:48:52

socat

Time of First Successful Submission: 2024-07-07 12:52:03

whiptail

Time of First Successful Submission: 2024-07-08 21:10:02

awk

Time of First Successful Submission: 2024-07-08 21:13:47

sed

Time of First Successful Submission: 2024-07-08 21:17:57

ed

Time of First Successful Submission: 2024-07-08 21:22:32

chown

Time of First Successful Submission: 2024-07-09 20:07:41

chmod

Time of First Successful Submission: 2024-07-09 20:09:09

cp

Time of First Successful Submission: 2024-07-09 20:15:42

mv

Time of First Successful Submission: 2024-07-09 21:06:55

perl

Time of First Successful Submission: 2024-07-10 22:38:39

python

Time of First Successful Submission: 2024-07-10 22:45:13

ruby

Time of First Successful Submission: 2024-07-10 22:52:31

bash

Time of First Successful Submission: 2024-07-10 23:07:20

date

Time of First Successful Submission: 2024-07-11 23:12:34

dmesg

Time of First Successful Submission: 2024-07-11 23:15:10

wc

Time of First Successful Submission: 2024-07-12 18:48:58

gcc

Time of First Successful Submission: 2024-07-12 19:07:51

as

Time of First Successful Submission: 2024-07-12 19:30:01

wget

Time of First Successful Submission: 2024-07-13 18:46:35

ssh-keygen

Time of First Successful Submission: 2024-07-15 21:40:52

SQL Queries

Time of First Successful Submission: 2025-03-18 19:35:29

Filtering SQL

Time of First Successful Submission: 2025-03-18 19:37:49

Choosing Columns

Time of First Successful Submission: 2025-03-18 19:38:53

Exclusionary Filtering

Time of First Successful Submission: 2025-03-18 19:40:21

Filtering Strings

Time of First Successful Submission: 2025-03-18 19:41:30

Filtering on Expressions

Time of First Successful Submission: 2025-03-18 19:42:49

SELECTing Expressions

Time of First Successful Submission: 2025-03-18 19:48:08

Composite Conditions

Time of First Successful Submission: 2025-03-18 19:51:09

Reaching Your LIMITs

Time of First Successful Submission: 2025-03-21 20:18:52

Querying Metadata

Time of First Successful Submission: 2025-03-21 20:20:26


CybHer Dojo

16 / 104 146 / 38525


Using the Terminal

Time of First Successful Submission: 2025-08-08 13:59:13

Using the VSCode Workspace

Time of First Successful Submission: 2024-07-03 18:55:14

Using the GUI Desktop

Time of First Successful Submission: 2024-07-03 18:57:16

Pasting into the Desktop

Time of First Successful Submission: 2024-07-03 19:02:35

Connecting over SSH

Time of First Successful Submission: 2026-01-13 21:41:30

Restarting Challenges

Time of First Successful Submission: 2024-07-03 19:05:43

Getting Help

Time of First Successful Submission: 2024-07-13 14:26:09

Challenge Programs

Time of First Successful Submission: 2024-07-03 19:55:30

The Flag File

Time of First Successful Submission: 2024-07-03 19:57:05

Using Privileged Mode

Time of First Successful Submission: 2024-07-03 19:59:14

Persistent Home Directories - One

Time of First Successful Submission: 2024-07-03 20:01:35

Persistent Home Directories - Two

Time of First Successful Submission: 2024-07-03 20:02:27

Google Dorks

Time of First Successful Submission: 2026-01-13 21:43:24

Social Media Password

Time of First Successful Submission: 2026-01-13 21:46:23

Wayback Machine I

Time of First Successful Submission: 2026-01-13 21:58:09

Wayback Machine II

Time of First Successful Submission: 2026-01-13 22:03:02


Desert CodeSprouts

7 / 7 12 / 187


Password Cracking

Time of First Successful Submission: 2025-03-01 16:16:40

Information Gathering

Time of First Successful Submission: 2025-03-01 16:24:42

Encryption Breaking

Time of First Successful Submission: 2025-03-01 16:28:54

Cipher Cracking

Time of First Successful Submission: 2025-05-29 23:05:22

Hash Collision

Time of First Successful Submission: 2025-05-29 23:14:11

Denial-of-Service (DoS)

Time of First Successful Submission: 2025-05-29 23:50:51

PacMan

Time of First Successful Submission: 2025-12-18 09:17:41


GCA CTF

16 / 104 146 / 38525


Using the Terminal

Time of First Successful Submission: 2025-08-08 13:59:13

Using the VSCode Workspace

Time of First Successful Submission: 2024-07-03 18:55:14

Using the GUI Desktop

Time of First Successful Submission: 2024-07-03 18:57:16

Pasting into the Desktop

Time of First Successful Submission: 2024-07-03 19:02:35

Connecting over SSH

Time of First Successful Submission: 2026-01-13 21:41:30

Restarting Challenges

Time of First Successful Submission: 2024-07-03 19:05:43

Getting Help

Time of First Successful Submission: 2024-07-13 14:26:09

Challenge Programs

Time of First Successful Submission: 2024-07-03 19:55:30

The Flag File

Time of First Successful Submission: 2024-07-03 19:57:05

Using Privileged Mode

Time of First Successful Submission: 2024-07-03 19:59:14

Persistent Home Directories - One

Time of First Successful Submission: 2024-07-03 20:01:35

Persistent Home Directories - Two

Time of First Successful Submission: 2024-07-03 20:02:27

Google Dorks

Time of First Successful Submission: 2026-01-13 21:43:24

Social Media Password

Time of First Successful Submission: 2026-01-13 21:46:23

Wayback Machine I

Time of First Successful Submission: 2026-01-13 21:58:09

Wayback Machine II

Time of First Successful Submission: 2026-01-13 22:03:02


Hacker History

7 / 8 73 / 141


Internal BBS

Time of First Successful Submission: 2025-05-19 20:27:40

Join an IRC Server

Time of First Successful Submission: 2025-05-19 19:21:53

Join an IRC Server (with an IRC Client)

Time of First Successful Submission: 2025-05-19 19:25:56

Change your nickname

Time of First Successful Submission: 2025-05-19 19:29:53

Join a channel

Time of First Successful Submission: 2025-05-19 19:33:15

Message a channel

Time of First Successful Submission: 2025-05-19 19:46:07

Remove another user

Time of First Successful Submission: 2025-05-19 19:47:53


Pwntools Tutorials

12 / 12 102 / 1128


Level 0.0

Time of First Successful Submission: 2024-10-27 23:56:37

Level 1.0

Time of First Successful Submission: 2024-10-28 00:00:44

Level 1.1

Time of First Successful Submission: 2024-10-28 00:09:07

Level 2.0

Time of First Successful Submission: 2024-10-28 20:19:27

Level 2.1

Time of First Successful Submission: 2024-10-28 20:27:29

Level 2.2

Time of First Successful Submission: 2024-10-28 20:34:56

Level 2.3

Time of First Successful Submission: 2024-10-28 20:36:49

Level 2.4

Time of First Successful Submission: 2024-10-28 20:39:16

Level 2.5

Time of First Successful Submission: 2024-10-28 21:05:21

Level 2.6

Time of First Successful Submission: 2024-10-28 21:12:13

Level 3.0

Time of First Successful Submission: 2024-10-31 23:31:14

Level 4.0

Time of First Successful Submission: 2024-11-01 00:39:33