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pwn.college Archives

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level1

Time of First Successful Submission: 2022-09-08 21:13:09

level2

Time of First Successful Submission: 2022-09-08 21:14:43

level3

Time of First Successful Submission: 2022-09-08 21:18:30

level4

Time of First Successful Submission: 2022-09-08 21:19:28

level5

Time of First Successful Submission: 2022-09-08 21:21:05

level6

Time of First Successful Submission: 2022-09-08 21:23:16

level7

Time of First Successful Submission: 2022-09-08 21:24:12

level8

Time of First Successful Submission: 2022-09-08 21:25:26

level9

Time of First Successful Submission: 2022-09-08 21:26:58

level10

Time of First Successful Submission: 2022-09-08 21:28:03

level11

Time of First Successful Submission: 2022-09-08 21:29:16

level12

Time of First Successful Submission: 2022-09-08 23:19:52

level13

Time of First Successful Submission: 2022-09-08 23:21:08

level14

Time of First Successful Submission: 2022-09-08 23:22:03

level22

Time of First Successful Submission: 2022-09-10 04:42:27

level23

Time of First Successful Submission: 2022-09-10 04:45:11

level24

Time of First Successful Submission: 2022-09-10 04:50:16

level25

Time of First Successful Submission: 2022-09-10 04:52:10

level26

Time of First Successful Submission: 2022-09-10 05:02:15

level27

Time of First Successful Submission: 2022-09-11 07:50:14

level28

Time of First Successful Submission: 2022-09-11 07:52:42

level29

Time of First Successful Submission: 2022-09-11 08:15:57

level30

Time of First Successful Submission: 2022-09-11 08:21:21

level31

Time of First Successful Submission: 2022-09-11 08:23:03

level32

Time of First Successful Submission: 2022-09-11 08:27:59

level33

Time of First Successful Submission: 2022-09-11 08:35:58

level34

Time of First Successful Submission: 2022-09-11 10:46:21

level35

Time of First Successful Submission: 2022-09-11 10:50:51

level36

Time of First Successful Submission: 2022-09-11 10:52:54

level37

Time of First Successful Submission: 2022-09-11 10:53:34

level40

Time of First Successful Submission: 2022-09-11 11:17:55

level42

Time of First Successful Submission: 2022-09-11 11:19:27

level44

Time of First Successful Submission: 2022-09-11 11:21:13

level47

Time of First Successful Submission: 2022-09-11 11:23:10

level54

Time of First Successful Submission: 2022-09-11 11:38:55

level56

Time of First Successful Submission: 2022-09-11 11:41:36

level58

Time of First Successful Submission: 2022-09-11 11:43:24

level60

Time of First Successful Submission: 2022-09-11 11:45:17

level61

Time of First Successful Submission: 2022-09-11 11:46:23

level65

Time of First Successful Submission: 2022-09-11 11:49:10

level66

Time of First Successful Submission: 2022-09-11 11:50:31

level68

Time of First Successful Submission: 2022-09-11 11:53:05

level71

Time of First Successful Submission: 2022-09-11 12:08:10

level72

Time of First Successful Submission: 2022-09-11 12:11:53

level73

Time of First Successful Submission: 2022-09-11 12:19:20

level74

Time of First Successful Submission: 2022-09-11 12:21:49

level77

Time of First Successful Submission: 2022-09-11 22:38:20

level79

Time of First Successful Submission: 2022-09-11 23:09:32

level80

Time of First Successful Submission: 2022-09-11 23:17:41

level83

Time of First Successful Submission: 2022-09-11 23:34:07

level85

Time of First Successful Submission: 2022-09-11 23:39:12

level86

Time of First Successful Submission: 2022-09-12 01:14:55

level87

Time of First Successful Submission: 2022-09-12 02:01:34

level88

Time of First Successful Submission: 2022-09-12 02:04:18

level89

Time of First Successful Submission: 2022-09-12 02:06:20

level94

Time of First Successful Submission: 2022-09-12 02:15:50

level97

Time of First Successful Submission: 2022-09-12 12:51:53

level99

Time of First Successful Submission: 2022-09-12 13:13:51

level100

Time of First Successful Submission: 2022-09-12 13:14:58

level102

Time of First Successful Submission: 2022-09-13 00:58:08

level103

Time of First Successful Submission: 2022-09-13 01:47:28

level104

Time of First Successful Submission: 2022-09-13 01:50:04

level105

Time of First Successful Submission: 2022-09-13 01:54:34

level106

Time of First Successful Submission: 2022-09-13 04:13:14

level107

Time of First Successful Submission: 2022-09-13 11:30:19

level110

Time of First Successful Submission: 2022-09-13 11:43:46

level112

Time of First Successful Submission: 2022-09-13 11:48:51

level113

Time of First Successful Submission: 2022-09-13 11:50:54

level115

Time of First Successful Submission: 2022-09-13 13:34:56

level116

Time of First Successful Submission: 2022-09-13 13:38:01

level117

Time of First Successful Submission: 2022-09-13 13:40:11

level118

Time of First Successful Submission: 2022-09-13 13:43:16

level120

Time of First Successful Submission: 2022-09-13 13:47:25

level123

Time of First Successful Submission: 2022-09-13 14:04:46

level126

Time of First Successful Submission: 2022-09-13 14:12:18

level128

Time of First Successful Submission: 2022-09-13 14:28:54

level131

Time of First Successful Submission: 2022-09-19 13:24:59

level133

Time of First Successful Submission: 2022-09-20 11:19:17

level136

Time of First Successful Submission: 2022-09-20 11:26:37

level138

Time of First Successful Submission: 2022-09-20 11:31:30

level140

Time of First Successful Submission: 2022-09-20 12:28:07

level141

Time of First Successful Submission: 2022-09-20 12:34:00

level142

Time of First Successful Submission: 2022-09-20 12:52:23

HTTP (curl)

Time of First Successful Submission: 2022-09-06 08:19:01

HTTP (python)

Time of First Successful Submission: 2022-09-06 08:23:13

URL Encoding (curl)

Time of First Successful Submission: 2022-09-06 12:12:26

URL Encoding (python)

Time of First Successful Submission: 2022-09-06 12:14:18

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2022-09-06 12:18:19

HTTP GET Parameters (python)

Time of First Successful Submission: 2022-09-06 12:19:40

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2022-09-06 12:27:17

Multiple Form Fields (python)

Time of First Successful Submission: 2022-09-06 12:53:42

HTTP JSON (curl)

Time of First Successful Submission: 2022-09-06 13:02:28

HTTP JSON (netcat)

Time of First Successful Submission: 2022-09-06 13:05:25

HTTP JSON (python)

Time of First Successful Submission: 2022-09-06 13:10:07

Complex HTTP JSON (curl)

Time of First Successful Submission: 2022-09-06 13:13:50

Complex HTTP JSON (netcat)

Time of First Successful Submission: 2022-09-06 13:17:03

Complex HTTP JSON (python)

Time of First Successful Submission: 2022-09-06 13:19:23

Server State (curl)

Time of First Successful Submission: 2022-09-06 13:44:40

Server State (netcat)

Time of First Successful Submission: 2022-09-06 13:50:12

Triple Dereference

Time of First Successful Submission: 2025-03-21 05:45:33

set-register

Time of First Successful Submission: 2022-09-20 13:26:08

set-multiple-registers

Time of First Successful Submission: 2025-03-21 06:17:21

add-to-register

Time of First Successful Submission: 2022-09-20 13:34:55

linear-equation-registers

Time of First Successful Submission: 2022-09-20 13:44:48

integer-division

Time of First Successful Submission: 2022-09-21 11:38:11

modulo-operation

Time of First Successful Submission: 2022-09-21 11:40:16

set-upper-byte

Time of First Successful Submission: 2025-03-21 06:27:42

efficient-modulo

Time of First Successful Submission: 2022-09-21 12:06:06

byte-extraction

Time of First Successful Submission: 2022-09-21 12:11:36

bitwise-and

Time of First Successful Submission: 2022-09-21 12:14:13

check-even

Time of First Successful Submission: 2022-09-21 12:31:00

memory-read

Time of First Successful Submission: 2025-03-21 06:45:03

memory-write

Time of First Successful Submission: 2025-03-21 06:47:37

memory-increment

Time of First Successful Submission: 2022-09-21 13:05:26

byte-access

Time of First Successful Submission: 2025-03-21 10:15:15

memory-size-access

Time of First Successful Submission: 2022-09-21 13:07:58

little-endian-write

Time of First Successful Submission: 2022-09-21 13:12:24

memory-sum

Time of First Successful Submission: 2022-09-21 13:18:24

stack-subtraction

Time of First Successful Submission: 2022-09-21 13:22:25

swap-stack-values

Time of First Successful Submission: 2022-09-21 23:27:10

average-stack-values

Time of First Successful Submission: 2022-09-21 23:36:44

absolute-jump

Time of First Successful Submission: 2025-03-21 11:06:19

relative-jump

Time of First Successful Submission: 2025-03-21 11:11:31

jump-trampoline

Time of First Successful Submission: 2022-09-22 04:33:35

conditional-jump

Time of First Successful Submission: 2022-09-22 06:28:13

indirect-jump

Time of First Successful Submission: 2022-09-22 12:53:21

average-loop

Time of First Successful Submission: 2022-09-28 03:17:29

count-non-zero

Time of First Successful Submission: 2022-09-28 03:28:35

string-lower

Time of First Successful Submission: 2022-09-28 06:03:48

most-common-byte

Time of First Successful Submission: 2022-09-28 11:44:23


Intro to Programming Languages

15 / 253 14171 / 46965


Commands

Time of First Successful Submission: 2025-02-12 00:28:22

Command Arguments

Time of First Successful Submission: 2025-02-12 00:35:05

Command History

Time of First Successful Submission: 2026-08-28 02:19:34

The Root Path

Time of First Successful Submission: 2025-02-12 00:36:37

Absolute Paths

Time of First Successful Submission: 2025-02-12 00:37:02

Changing position

Time of First Successful Submission: 2025-02-12 00:37:39

Changing to an Absolute Path

Time of First Successful Submission: 2025-02-12 00:38:12

Relative Paths

Time of First Successful Submission: 2025-02-12 00:39:32

Cat

Time of First Successful Submission: 2025-02-12 00:57:05

Ls

Time of First Successful Submission: 2025-02-12 01:01:44

Ls All

Time of First Successful Submission: 2025-02-12 01:03:13

Find

Time of First Successful Submission: 2025-02-12 01:09:03

Piping Echo

Time of First Successful Submission: 2025-02-12 03:09:14

Piping Stdout

Time of First Successful Submission: 2025-02-12 03:09:52

Piping Stdin

Time of First Successful Submission: 2025-02-12 03:12:28


Intro to Cybersecurity

35 / 183 9063 / 24313


Path Traversal 1

Time of First Successful Submission: 2026-09-16 08:58:45

Path Traversal 2

Time of First Successful Submission: 2026-09-16 14:41:13

CMDi 1

Time of First Successful Submission: 2026-09-17 04:26:58

CMDi 2

Time of First Successful Submission: 2026-09-17 06:35:46

CMDi 3

Time of First Successful Submission: 2026-09-17 06:44:17

CMDi 4

Time of First Successful Submission: 2026-09-17 06:46:23

CMDi 5

Time of First Successful Submission: 2026-09-17 06:51:19

CMDi 6

Time of First Successful Submission: 2026-09-17 07:31:24

Authentication Bypass 1

Time of First Successful Submission: 2026-09-17 07:33:12

Authentication Bypass 2

Time of First Successful Submission: 2026-09-17 07:35:09

SQLi 1

Time of First Successful Submission: 2026-09-17 07:39:09

SQLi 2

Time of First Successful Submission: 2026-09-18 01:27:22

SQLi 3

Time of First Successful Submission: 2026-09-18 01:59:27

SQLi 4

Time of First Successful Submission: 2026-09-18 02:03:48

SQLi 5

Time of First Successful Submission: 2026-09-18 03:15:34

XSS 1

Time of First Successful Submission: 2026-09-18 03:30:26

XSS 2

Time of First Successful Submission: 2026-09-18 03:32:26

XSS 3

Time of First Successful Submission: 2026-09-18 03:35:02

XSS 4

Time of First Successful Submission: 2026-09-18 03:38:05

XSS 5

Time of First Successful Submission: 2026-09-18 05:28:15

XSS 6

Time of First Successful Submission: 2026-09-18 05:33:28

XSS 7

Time of First Successful Submission: 2026-09-18 05:43:10

CSRF 1

Time of First Successful Submission: 2026-09-18 05:55:40

CSRF 2

Time of First Successful Submission: 2026-09-18 06:03:59

CSRF 3

Time of First Successful Submission: 2026-09-18 06:33:36

CSRF 4

Time of First Successful Submission: 2026-09-18 06:50:19

CSRF 5

Time of First Successful Submission: 2026-09-18 07:02:25

Connect

Time of First Successful Submission: 2026-09-18 07:05:20

Send

Time of First Successful Submission: 2026-09-18 07:06:40

Shutdown

Time of First Successful Submission: 2026-09-18 07:09:09

Listen

Time of First Successful Submission: 2026-09-18 07:10:38

Scan 1

Time of First Successful Submission: 2026-09-18 07:13:59

Basic Shellcode

Time of First Successful Submission: 2022-09-28 13:16:04

NOP Sleds

Time of First Successful Submission: 2022-10-01 07:35:53

NULL-Free Shellcode

Time of First Successful Submission: 2022-10-01 08:32:05


Start Here

10 / 10 16505 / 64983


Using the Terminal

Time of First Successful Submission: 2026-08-28 02:14:27

Using the VSCode Workspace

Time of First Successful Submission: 2025-02-12 04:02:25

Using the GUI Desktop

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

Pasting into the Desktop

Time of First Successful Submission: 2025-02-12 04:05:37

Restarting Challenges

Time of First Successful Submission: 2025-02-12 04:06:27

Challenge Programs

Time of First Successful Submission: 2025-02-12 04:08:42

The Flag File

Time of First Successful Submission: 2025-02-12 04:09:12

Using Privileged Mode

Time of First Successful Submission: 2025-02-12 04:10:22

Persistent Home Directories - One

Time of First Successful Submission: 2025-02-12 04:11:08

Persistent Home Directories - Two

Time of First Successful Submission: 2025-02-12 04:11:29


Linux Luminarium

128 / 128 4776 / 47624


Intro to Commands

Time of First Successful Submission: 2025-02-12 00:28:22

Intro to Arguments

Time of First Successful Submission: 2025-02-12 00:35:05

Command History

Time of First Successful Submission: 2026-08-28 02:19:34

The Root

Time of First Successful Submission: 2025-02-12 00:36:37

Program and absolute paths

Time of First Successful Submission: 2025-02-12 00:37:02

Position thy self

Time of First Successful Submission: 2025-02-12 00:37:39

Position elsewhere

Time of First Successful Submission: 2025-02-12 00:38:12

implicit relative paths, from /

Time of First Successful Submission: 2025-02-12 00:39:32

explicit relative paths, from /

Time of First Successful Submission: 2025-02-12 00:39:55

implicit relative path

Time of First Successful Submission: 2025-02-12 00:40:21

home sweet home

Time of First Successful Submission: 2025-02-12 00:41:41

cat: not the pet, but the command!

Time of First Successful Submission: 2025-02-12 00:57:05

catting absolute paths

Time of First Successful Submission: 2025-02-12 00:57:29

more catting practice

Time of First Successful Submission: 2025-02-12 01:00:42

grepping for a needle in a haystack

Time of First Successful Submission: 2025-02-12 01:01:12

comparing files

Time of First Successful Submission: 2026-08-28 02:22:41

listing files

Time of First Successful Submission: 2025-02-12 01:01:44

touching files

Time of First Successful Submission: 2025-02-12 01:02:19

removing files

Time of First Successful Submission: 2025-02-12 01:02:49

moving files

Time of First Successful Submission: 2026-08-28 02:24:15

copying files

Time of First Successful Submission: 2026-08-28 02:25:01

hidden files

Time of First Successful Submission: 2025-02-12 01:03:13

An Epic Filesystem Quest

Time of First Successful Submission: 2025-02-12 01:06:32

making directories

Time of First Successful Submission: 2025-02-12 01:07:27

finding files

Time of First Successful Submission: 2025-02-12 01:09:03

linking files

Time of First Successful Submission: 2025-02-12 01:10:03

Learning From Documentation

Time of First Successful Submission: 2025-02-12 02:56:19

Learning Complex Usage

Time of First Successful Submission: 2025-02-12 02:56:51

Reading Manuals

Time of First Successful Submission: 2025-02-12 02:57:31

Searching Manuals

Time of First Successful Submission: 2025-02-12 02:58:21

Searching For Manuals

Time of First Successful Submission: 2025-02-12 02:59:04

Helpful Programs

Time of First Successful Submission: 2025-02-12 02:59:55

Help for Builtins

Time of First Successful Submission: 2025-02-12 03:00:57

Matching with *

Time of First Successful Submission: 2025-02-12 03:01:52

Matching with ?

Time of First Successful Submission: 2025-02-12 03:02:26

Matching with []

Time of First Successful Submission: 2025-02-12 03:04:11

Matching paths with []

Time of First Successful Submission: 2025-02-12 03:05:14

Multiple globs

Time of First Successful Submission: 2026-08-28 02:26:46

Mixing globs

Time of First Successful Submission: 2025-02-12 03:06:22

Exclusionary globbing

Time of First Successful Submission: 2025-02-12 03:07:00

Tab completion

Time of First Successful Submission: 2026-08-28 02:27:26

Multiple options for tab completion

Time of First Successful Submission: 2026-08-28 02:29:24

Tab completion on commands

Time of First Successful Submission: 2026-08-28 02:29:58

Redirecting output

Time of First Successful Submission: 2025-02-12 03:09:14

Redirecting more output

Time of First Successful Submission: 2025-02-12 03:09:52

Appending output

Time of First Successful Submission: 2025-02-12 03:10:37

Redirecting errors

Time of First Successful Submission: 2025-02-12 03:11:24

Redirecting input

Time of First Successful Submission: 2025-02-12 03:12:28

Grepping stored results

Time of First Successful Submission: 2025-02-12 03:13:10

Grepping live output

Time of First Successful Submission: 2025-02-12 03:13:40

Grepping errors

Time of First Successful Submission: 2025-02-12 03:14:38

Filtering with grep -v

Time of First Successful Submission: 2026-08-28 02:30:49

Filtering with sed

Time of First Successful Submission: 2026-08-28 02:42:28

Duplicating piped data with tee

Time of First Successful Submission: 2025-02-12 03:16:50

Process substitution for input

Time of First Successful Submission: 2026-08-28 02:47:05

Writing to multiple programs

Time of First Successful Submission: 2025-02-12 03:18:47

Split-piping stderr and stdout

Time of First Successful Submission: 2025-02-12 03:21:18

Named pipes

Time of First Successful Submission: 2026-08-28 02:49:19

Printing Variables

Time of First Successful Submission: 2025-02-12 03:21:53

Setting Variables

Time of First Successful Submission: 2025-02-12 03:22:14

Multi-word Variables

Time of First Successful Submission: 2025-02-12 03:22:38

Exporting Variables

Time of First Successful Submission: 2025-02-12 03:23:26

Printing Exported Variables

Time of First Successful Submission: 2025-02-12 03:23:50

Storing Command Output

Time of First Successful Submission: 2025-02-12 03:24:25

Reading Input

Time of First Successful Submission: 2025-02-12 03:25:39

Reading Files

Time of First Successful Submission: 2025-02-12 03:26:25

Translating characters

Time of First Successful Submission: 2026-08-28 02:51:17

Deleting characters

Time of First Successful Submission: 2026-08-28 02:51:53

Deleting newlines

Time of First Successful Submission: 2026-08-28 02:52:41

Extracting the first lines with head

Time of First Successful Submission: 2026-08-28 02:59:16

Extracting specific sections of text

Time of First Successful Submission: 2026-08-28 03:00:12

Sorting data

Time of First Successful Submission: 2026-08-28 03:01:09

Listing Processes

Time of First Successful Submission: 2025-02-12 03:27:55

Killing Processes

Time of First Successful Submission: 2025-02-12 03:28:54

Interrupting Processes

Time of First Successful Submission: 2025-02-12 03:29:21

Killing Misbehaving Processes

Time of First Successful Submission: 2026-08-28 03:04:26

Suspending Processes

Time of First Successful Submission: 2025-02-12 03:29:51

Resuming Processes

Time of First Successful Submission: 2025-02-12 03:30:13

Backgrounding Processes

Time of First Successful Submission: 2025-02-12 03:31:08

Foregrounding Processes

Time of First Successful Submission: 2025-02-12 03:31:45

Starting Backgrounded Processes

Time of First Successful Submission: 2025-02-12 03:32:16

Process Exit Codes

Time of First Successful Submission: 2025-02-12 03:33:08

Becoming root with su

Time of First Successful Submission: 2025-02-12 03:42:49

Other users with su

Time of First Successful Submission: 2025-02-12 03:43:18

Cracking passwords

Time of First Successful Submission: 2025-02-12 03:47:16

Using sudo

Time of First Successful Submission: 2025-02-12 03:48:04

Changing File Ownership

Time of First Successful Submission: 2025-02-12 03:34:00

Groups and Files

Time of First Successful Submission: 2025-02-12 03:34:31

Fun With Groups Names

Time of First Successful Submission: 2025-02-12 03:35:02

Changing Permissions

Time of First Successful Submission: 2025-02-12 03:35:30

Executable Files

Time of First Successful Submission: 2025-02-12 03:35:54

Permission Tweaking Practice

Time of First Successful Submission: 2025-02-12 03:38:49

Permissions Setting Practice

Time of First Successful Submission: 2025-02-12 03:41:12

The SUID Bit

Time of First Successful Submission: 2025-02-12 03:42:12

Chaining with Semicolons

Time of First Successful Submission: 2025-02-12 03:50:20

Building on Success

Time of First Successful Submission: 2026-08-28 03:05:57

Handling Failure

Time of First Successful Submission: 2026-08-28 03:06:25

Your First Shell Script

Time of First Successful Submission: 2025-02-12 03:51:24

Redirecting Script Output

Time of First Successful Submission: 2025-02-12 03:53:03

Executable Shell Scripts

Time of First Successful Submission: 2025-02-12 03:53:52

Understanding Shebangs

Time of First Successful Submission: 2026-08-28 03:07:57

Scripting with Arguments

Time of First Successful Submission: 2026-08-28 03:09:53

Scripting with Conditionals

Time of First Successful Submission: 2026-08-28 03:12:17

Scripting with Default Cases

Time of First Successful Submission: 2026-08-28 03:13:18

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-08-28 03:15:26

Reading Shell Scripts

Time of First Successful Submission: 2026-08-28 03:16:14

Launching Screen

Time of First Successful Submission: 2026-08-28 03:17:06

Detaching and Attaching

Time of First Successful Submission: 2026-08-28 03:17:54

Finding Sessions

Time of First Successful Submission: 2026-08-28 03:18:52

Switching Windows

Time of First Successful Submission: 2026-08-28 03:19:36

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-08-28 03:20:14

Switching Windows (tmux)

Time of First Successful Submission: 2026-08-28 03:20:46

The PATH Variable

Time of First Successful Submission: 2025-02-12 03:54:43

Setting PATH

Time of First Successful Submission: 2025-02-12 03:55:46

Finding Commands

Time of First Successful Submission: 2026-08-28 03:23:52

Adding Commands

Time of First Successful Submission: 2025-02-12 03:57:13

Hijacking Commands

Time of First Successful Submission: 2025-02-12 03:58:58

Bashrc Backdoor

Time of First Successful Submission: 2026-08-28 03:27:26

Sniffing Input

Time of First Successful Submission: 2026-08-28 03:31:51

Overshared Directories

Time of First Successful Submission: 2026-08-28 03:34:44

Tricky Linking

Time of First Successful Submission: 2026-08-28 03:38:13

Sniffing Process Arguments

Time of First Successful Submission: 2026-08-28 03:40:18

Snooping on Configurations

Time of First Successful Submission: 2026-08-28 03:41:42

The Fork Bomb

Time of First Successful Submission: 2026-08-28 03:48:44

Disk-Space Doomsday

Time of First Successful Submission: 2026-08-28 03:50:39

rm -rf /

Time of First Successful Submission: 2026-08-28 03:51:54

Life after rm -rf /

Time of First Successful Submission: 2026-08-28 03:54:14

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-08-28 03:55:30


Computing 101

132 / 132 314 / 23267


Your First Register

Time of First Successful Submission: 2025-02-12 05:59:30

Your First Syscall

Time of First Successful Submission: 2025-02-12 06:01:34

Exit Codes

Time of First Successful Submission: 2025-02-12 06:03:00

Building Executables

Time of First Successful Submission: 2025-02-12 06:10:05

Moving Between Registers

Time of First Successful Submission: 2025-02-12 06:15:01

Loading From Memory

Time of First Successful Submission: 2025-03-21 05:31:21

More Loading Practice

Time of First Successful Submission: 2025-03-21 05:33:14

Dereferencing Pointers

Time of First Successful Submission: 2025-03-21 05:34:34

Dereferencing Yourself

Time of First Successful Submission: 2025-03-21 05:38:16

Dereferencing with Offsets

Time of First Successful Submission: 2025-03-21 05:40:34

Stored Addresses

Time of First Successful Submission: 2025-03-21 05:42:46

Double Dereference

Time of First Successful Submission: 2025-03-21 05:44:07

The Stack

Time of First Successful Submission: 2026-08-28 05:34:30

Stack Offsets

Time of First Successful Submission: 2026-08-28 05:58:02

Program Arguments on the Stack

Time of First Successful Submission: 2026-08-28 06:12:49

Popping From the Stack

Time of First Successful Submission: 2026-08-28 06:16:10

Negative Numbers

Time of First Successful Submission: 2026-08-28 06:24:14

Negative Numbers (16-bit)

Time of First Successful Submission: 2026-08-28 07:07:06

Negative Numbers (32-bit)

Time of First Successful Submission: 2026-08-28 07:16:35

Encoding Negatives

Time of First Successful Submission: 2026-08-28 07:20:49

Binary and Hex Encoding

Time of First Successful Submission: 2026-08-28 07:28:47

More Hex

Time of First Successful Submission: 2026-08-28 07:30:09

Decoding Hex

Time of First Successful Submission: 2026-08-28 07:32:06

Mixed Conversions

Time of First Successful Submission: 2026-08-28 07:38:21

Disassembling Programs

Time of First Successful Submission: 2026-08-29 02:47:10

Tracing Syscalls

Time of First Successful Submission: 2025-02-12 06:18:29

Starting GDB

Time of First Successful Submission: 2025-02-12 06:24:39

Quitting GDB

Time of First Successful Submission: 2026-08-29 02:49:08

Starting Programs in GDB

Time of First Successful Submission: 2025-02-12 06:26:14

Disassembling in GDB

Time of First Successful Submission: 2026-08-29 02:54:03

Stepping Through Instructions

Time of First Successful Submission: 2026-08-29 02:55:31

Reading Register Values

Time of First Successful Submission: 2026-08-29 02:56:47

Setting Register Values

Time of First Successful Submission: 2026-08-29 02:58:29

Popping Stack Values

Time of First Successful Submission: 2026-08-30 02:46:12

Examining Memory

Time of First Successful Submission: 2026-08-30 02:48:17

Examining Stack Pointers

Time of First Successful Submission: 2026-08-30 02:49:39

Cooperative Debugging

Time of First Successful Submission: 2026-08-30 02:55:18

Running with Arguments

Time of First Successful Submission: 2026-08-30 02:57:13

Redirecting Input in GDB

Time of First Successful Submission: 2026-08-30 02:59:09

Writing Output

Time of First Successful Submission: 2025-03-21 05:53:05

Chaining Syscalls

Time of First Successful Submission: 2025-03-21 05:56:12

Writing Strings

Time of First Successful Submission: 2025-03-21 05:57:18

Reading Data

Time of First Successful Submission: 2025-03-21 06:00:42

Reading Exactly

Time of First Successful Submission: 2026-09-01 06:12:16

Opening Files

Time of First Successful Submission: 2026-09-01 06:16:32

Hardcoding the Filename

Time of First Successful Submission: 2026-09-01 06:19:30

RIP-Relative Strings

Time of First Successful Submission: 2026-09-01 06:27:02

Comparing Values

Time of First Successful Submission: 2026-09-03 05:58:26

Comparing Characters

Time of First Successful Submission: 2026-09-03 06:06:46

Conditional Control Flow

Time of First Successful Submission: 2026-09-03 06:10:45

Comparing Strings

Time of First Successful Submission: 2026-09-03 06:14:06

Reverse the Password

Time of First Successful Submission: 2026-09-03 06:41:52

Conditionals Without Conditionals

Time of First Successful Submission: 2026-09-04 02:08:02

Recognizing Loops

Time of First Successful Submission: 2026-09-04 02:18:39

Writing Loops

Time of First Successful Submission: 2026-09-04 03:06:41

Writing From a Shared Library

Time of First Successful Submission: 2026-09-04 03:45:09

Returning a Value

Time of First Successful Submission: 2026-09-04 03:49:54

Calling Through a Pointer

Time of First Successful Submission: 2026-09-04 03:52:20

Calling Through a Pointer with an Argument

Time of First Successful Submission: 2026-09-04 03:55:19

Saving Caller-Saved Registers

Time of First Successful Submission: 2026-09-04 04:05:31

Saving Callee-Saved Registers

Time of First Successful Submission: 2026-09-04 04:11:27

Sign Extension

Time of First Successful Submission: 2026-09-04 04:23:34

Little-Endian Bytes

Time of First Successful Submission: 2026-09-04 04:27:46

Qword by Qword

Time of First Successful Submission: 2026-09-04 04:31:19

Dword by Dword

Time of First Successful Submission: 2026-09-04 04:37:30

Word by Word

Time of First Successful Submission: 2026-09-04 04:42:38

Byte by Byte

Time of First Successful Submission: 2026-09-04 04:45:41

Cracking a Struct

Time of First Successful Submission: 2026-09-04 04:50:35

Scrambled Struct

Time of First Successful Submission: 2026-09-04 04:55:27

Reverse the Calculation

Time of First Successful Submission: 2026-09-06 02:21:13

Reverse the Reverse

Time of First Successful Submission: 2026-09-06 02:24:10

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-09-06 02:26:37

Even or Odd

Time of First Successful Submission: 2026-09-06 02:45:09

Masking Bits

Time of First Successful Submission: 2026-09-09 07:30:09

Lowercase a String

Time of First Successful Submission: 2026-09-09 07:33:51

Uppercase a String

Time of First Successful Submission: 2026-09-09 07:43:28

Swap Case

Time of First Successful Submission: 2026-09-09 07:48:16

Shifting Left

Time of First Successful Submission: 2026-09-09 07:50:20

Shifting Right

Time of First Successful Submission: 2026-09-09 07:53:10

Loops on Data

Time of First Successful Submission: 2026-09-09 07:59:23

Reaching Into the Caller's Frame

Time of First Successful Submission: 2026-09-11 02:34:18

Loading Stale Stack Data

Time of First Successful Submission: 2026-09-11 02:40:06

Stealing Stale Stack Data

Time of First Successful Submission: 2026-09-11 02:43:03

Reserving Your Own Frame

Time of First Successful Submission: 2026-09-11 02:52:43

Using Your Own Frame

Time of First Successful Submission: 2026-09-11 04:14:41

Environment Variables on the Stack

Time of First Successful Submission: 2026-09-11 04:25:04

Aligning the Stack Through the Environment

Time of First Successful Submission: 2026-09-11 04:30:28

Aligning the Stack Through GDB

Time of First Successful Submission: 2026-09-11 05:35:44

Aligning the Stack Through GDB, Generalized

Time of First Successful Submission: 2026-09-11 05:40:41

A Single Digit

Time of First Successful Submission: 2026-09-11 05:56:57

Two Digits

Time of First Successful Submission: 2026-09-11 06:05:11

String to Integer

Time of First Successful Submission: 2026-09-11 06:13:41

Negative Numbers

Time of First Successful Submission: 2026-09-11 06:20:53

Where the Number Ends

Time of First Successful Submission: 2026-09-11 06:31:48

A Whole Program

Time of First Successful Submission: 2026-09-11 06:46:05

A Single Digit, Back to Text

Time of First Successful Submission: 2026-09-11 06:50:07

Divide and Remainder

Time of First Successful Submission: 2026-09-14 00:03:28

Drop the Leading Zero

Time of First Successful Submission: 2026-09-14 00:11:24

Integer to String

Time of First Successful Submission: 2026-09-14 00:52:47

Negative Numbers, Back to Text

Time of First Successful Submission: 2026-09-14 01:07:41

Sum Them All

Time of First Successful Submission: 2026-09-14 02:16:11

Addition

Time of First Successful Submission: 2026-09-14 04:03:30

Subtraction

Time of First Successful Submission: 2026-09-14 04:09:24

Multiplication

Time of First Successful Submission: 2026-09-14 04:11:41

Bitwise Operators

Time of First Successful Submission: 2026-09-14 04:17:35

Unary Operators

Time of First Successful Submission: 2026-09-14 04:24:43

Literal Output

Time of First Successful Submission: 2026-09-14 04:34:48

Newline Escapes

Time of First Successful Submission: 2026-09-14 04:53:01

Escaped Syntax

Time of First Successful Submission: 2026-09-14 05:07:27

Decimal Markers

Time of First Successful Submission: 2026-09-14 06:09:41

Multiple Decimal Markers

Time of First Successful Submission: 2026-09-14 06:12:46

String Markers

Time of First Successful Submission: 2026-09-14 06:19:43

Hex Byte Escapes

Time of First Successful Submission: 2026-09-14 07:16:23

Debugging Programs

Time of First Successful Submission: 2025-03-21 11:34:29

Inspecting Registers

Time of First Successful Submission: 2025-03-21 11:40:25

Examining Memory

Time of First Successful Submission: 2025-03-28 01:57:15

Setting Breakpoints

Time of First Successful Submission: 2025-03-28 02:11:31

GDB Scripting

Time of First Successful Submission: 2025-03-28 02:18:21

Modifying Data

Time of First Successful Submission: 2025-03-28 02:45:06

Modifying Execution

Time of First Successful Submission: 2025-03-28 02:49:34

Broken Functions

Time of First Successful Submission: 2025-03-28 03:01:51

Exit

Time of First Successful Submission: 2025-03-28 04:23:51

Socket

Time of First Successful Submission: 2026-09-15 02:47:22

Bind

Time of First Successful Submission: 2026-09-15 03:25:45

Listen

Time of First Successful Submission: 2026-09-15 03:38:42

Accept

Time of First Successful Submission: 2026-09-15 03:47:50

Static Response

Time of First Successful Submission: 2026-09-15 05:39:14

Dynamic Response

Time of First Successful Submission: 2026-09-15 07:27:08

Iterative GET Server

Time of First Successful Submission: 2026-09-16 00:43:42

Concurrent GET Server

Time of First Successful Submission: 2026-09-16 01:00:12

Concurrent POST Server

Time of First Successful Submission: 2026-09-16 04:59:34

Web Server

Time of First Successful Submission: 2026-09-16 05:01:40


Playing With Programs

116 / 116 1246 / 26245


What's the password?

Time of First Successful Submission: 2026-09-16 05:04:12

... and again!

Time of First Successful Submission: 2026-09-16 05:04:48

Newline Troubles

Time of First Successful Submission: 2026-09-16 05:05:52

Reasoning about files

Time of First Successful Submission: 2026-09-16 05:07:14

Specifying Filenames

Time of First Successful Submission: 2026-09-16 05:08:24

Binary and Hex Encoding

Time of First Successful Submission: 2026-09-16 05:13:15

More Hex

Time of First Successful Submission: 2026-09-16 05:14:23

Decoding Hex

Time of First Successful Submission: 2026-09-16 05:16:56

Decoding Practice

Time of First Successful Submission: 2026-09-16 05:19:03

Encoding Practice

Time of First Successful Submission: 2026-09-16 05:20:33

Hex-encoding ASCII

Time of First Successful Submission: 2026-09-16 05:23:14

Nested Encoding

Time of First Successful Submission: 2026-09-16 05:24:42

Hex-encoding UTF-8

Time of First Successful Submission: 2026-09-16 05:28:06

UTF Mixups

Time of First Successful Submission: 2026-09-16 05:34:07

Modifying Encoded Data

Time of First Successful Submission: 2026-09-16 05:37:12

Decoding Base64

Time of First Successful Submission: 2026-09-16 05:40:14

Encoding Base64

Time of First Successful Submission: 2026-09-16 05:41:30

Dealing with Obfuscation

Time of First Successful Submission: 2026-09-16 06:12:56

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-09-16 06:15:40

Your First HTTP Request

Time of First Successful Submission: 2026-09-16 06:19:34

Reading Flask

Time of First Successful Submission: 2026-09-16 06:21:03

Commented Data

Time of First Successful Submission: 2026-09-16 06:22:10

HTTP Metadata

Time of First Successful Submission: 2026-09-16 06:23:15

HTTP (netcat)

Time of First Successful Submission: 2022-09-06 08:20:27

HTTP Paths (netcat)

Time of First Successful Submission: 2022-09-06 12:02:30

HTTP (curl)

Time of First Successful Submission: 2022-09-06 12:00:36

HTTP (python)

Time of First Successful Submission: 2022-09-06 12:07:25

HTTP Host Header (python)

Time of First Successful Submission: 2022-09-06 11:59:07

HTTP Host Header (curl)

Time of First Successful Submission: 2022-09-06 08:25:32

HTTP Host Header (netcat)

Time of First Successful Submission: 2022-09-06 08:31:54

URL Encoding (netcat)

Time of First Successful Submission: 2022-09-06 12:15:39

HTTP GET Parameters

Time of First Successful Submission: 2022-09-06 12:16:49

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2022-09-06 12:24:59

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2022-09-06 12:22:34

HTTP Forms

Time of First Successful Submission: 2026-09-16 06:26:24

HTTP Forms (curl)

Time of First Successful Submission: 2022-09-06 12:28:37

HTTP Forms (netcat)

Time of First Successful Submission: 2022-09-06 12:40:20

HTTP Forms (python)

Time of First Successful Submission: 2022-09-06 12:42:38

HTTP Forms Without Forms

Time of First Successful Submission: 2026-09-16 06:29:09

Multiple Form Fields (curl)

Time of First Successful Submission: 2022-09-06 12:45:07

Multiple Form Fields (netcat)

Time of First Successful Submission: 2022-09-06 12:52:23

HTTP Redirects (netcat)

Time of First Successful Submission: 2022-09-06 13:24:39

HTTP Redirects (curl)

Time of First Successful Submission: 2022-09-06 13:21:22

HTTP Redirects (python)

Time of First Successful Submission: 2022-09-06 13:26:48

HTTP Cookies (curl)

Time of First Successful Submission: 2022-09-06 13:37:04

HTTP Cookies (netcat)

Time of First Successful Submission: 2022-09-06 13:39:44

HTTP Cookies (python)

Time of First Successful Submission: 2022-09-06 13:40:46

Server State (python)

Time of First Successful Submission: 2022-09-06 13:51:07

Listening Web

Time of First Successful Submission: 2026-09-16 06:30:11

Speaking Redirects

Time of First Successful Submission: 2026-09-16 06:40:15

JavaScript Redirects

Time of First Successful Submission: 2026-09-16 06:46:56

Including JavaScript

Time of First Successful Submission: 2026-09-16 06:59:44

HTTP (javascript)

Time of First Successful Submission: 2026-09-16 07:06:53

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-09-16 07:11:13

HTTP Forms (javascript)

Time of First Successful Submission: 2026-09-16 07:23:53

cat

Time of First Successful Submission: 2022-09-05 03:11:16

more

Time of First Successful Submission: 2022-09-05 03:14:53

less

Time of First Successful Submission: 2022-09-05 03:15:18

tail

Time of First Successful Submission: 2022-09-05 03:16:15

head

Time of First Successful Submission: 2022-09-05 03:17:21

sort

Time of First Successful Submission: 2022-09-05 03:17:57

vim

Time of First Successful Submission: 2022-09-05 03:38:49

emacs

Time of First Successful Submission: 2022-09-05 03:40:17

nano

Time of First Successful Submission: 2022-09-05 03:41:00

rev

Time of First Successful Submission: 2022-09-05 03:41:46

od

Time of First Successful Submission: 2022-09-05 03:45:58

hd

Time of First Successful Submission: 2022-09-05 03:51:16

xxd

Time of First Successful Submission: 2022-09-05 03:51:53

base32

Time of First Successful Submission: 2022-09-05 03:52:35

base64

Time of First Successful Submission: 2022-09-05 03:53:08

split

Time of First Successful Submission: 2022-09-05 03:55:04

gzip

Time of First Successful Submission: 2022-09-05 03:56:25

bzip2

Time of First Successful Submission: 2022-09-05 03:57:20

zip

Time of First Successful Submission: 2022-09-05 04:00:07

tar

Time of First Successful Submission: 2022-09-05 04:03:41

ar

Time of First Successful Submission: 2022-09-05 04:06:06

cpio

Time of First Successful Submission: 2022-09-05 05:39:23

genisoimage

Time of First Successful Submission: 2022-09-05 05:42:17

env

Time of First Successful Submission: 2022-09-05 05:44:09

find

Time of First Successful Submission: 2022-09-05 05:49:08

make

Time of First Successful Submission: 2022-09-05 05:52:35

nice

Time of First Successful Submission: 2022-09-05 05:53:20

timeout

Time of First Successful Submission: 2022-09-05 05:54:40

stdbuf

Time of First Successful Submission: 2022-09-05 05:56:04

setarch

Time of First Successful Submission: 2022-09-05 05:57:27

watch

Time of First Successful Submission: 2022-09-05 05:59:25

socat

Time of First Successful Submission: 2022-09-05 06:03:15

whiptail

Time of First Successful Submission: 2022-09-05 06:07:02

awk

Time of First Successful Submission: 2022-09-05 06:08:16

sed

Time of First Successful Submission: 2022-09-05 06:09:24

ed

Time of First Successful Submission: 2022-09-05 06:10:24

chown

Time of First Successful Submission: 2022-09-05 06:12:02

chmod

Time of First Successful Submission: 2022-09-05 06:12:53

cp

Time of First Successful Submission: 2022-09-05 06:13:25

mv

Time of First Successful Submission: 2022-09-05 07:40:54

perl

Time of First Successful Submission: 2022-09-05 11:14:32

python

Time of First Successful Submission: 2022-09-05 11:16:12

ruby

Time of First Successful Submission: 2022-09-05 11:20:15

bash

Time of First Successful Submission: 2022-09-05 11:26:16

date

Time of First Successful Submission: 2022-09-05 11:27:47

dmesg

Time of First Successful Submission: 2022-09-05 11:28:50

wc

Time of First Successful Submission: 2022-09-05 11:30:05

gcc

Time of First Successful Submission: 2022-09-05 11:34:38

as

Time of First Successful Submission: 2022-09-05 11:36:11

wget

Time of First Successful Submission: 2022-09-05 12:07:13

ssh-keygen

Time of First Successful Submission: 2022-09-05 12:53:43

SQL Queries

Time of First Successful Submission: 2026-09-16 08:09:46

Filtering SQL

Time of First Successful Submission: 2026-09-16 08:12:44

Choosing Columns

Time of First Successful Submission: 2026-09-16 08:14:11

Exclusionary Filtering

Time of First Successful Submission: 2026-09-16 08:16:13

Filtering Strings

Time of First Successful Submission: 2026-09-16 08:17:51

Filtering on Expressions

Time of First Successful Submission: 2026-09-16 08:21:01

SELECTing Expressions

Time of First Successful Submission: 2026-09-16 08:29:25

Composite Conditions

Time of First Successful Submission: 2026-09-16 08:32:49

Reaching Your LIMITs

Time of First Successful Submission: 2026-09-16 08:34:34

Querying Metadata

Time of First Successful Submission: 2026-09-16 08:46:33


DSU Cyber Camps

12 / 104 4836 / 65392


Using the Terminal

Time of First Successful Submission: 2026-08-28 02:14:27

Using the VSCode Workspace

Time of First Successful Submission: 2025-02-12 04:02:25

Using the GUI Desktop

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

Pasting into the Desktop

Time of First Successful Submission: 2025-02-12 04:05:37

Connecting over SSH

Time of First Successful Submission: 2026-08-28 02:15:48

Restarting Challenges

Time of First Successful Submission: 2025-02-12 04:06:27

Getting Help

Time of First Successful Submission: 2025-02-12 04:07:34

Challenge Programs

Time of First Successful Submission: 2025-02-12 04:08:42

The Flag File

Time of First Successful Submission: 2025-02-12 04:09:12

Using Privileged Mode

Time of First Successful Submission: 2025-02-12 04:10:22

Persistent Home Directories - One

Time of First Successful Submission: 2025-02-12 04:11:08

Persistent Home Directories - Two

Time of First Successful Submission: 2025-02-12 04:11:29


GCA CTF

12 / 104 4836 / 65391


Using the Terminal

Time of First Successful Submission: 2026-08-28 02:14:27

Using the VSCode Workspace

Time of First Successful Submission: 2025-02-12 04:02:25

Using the GUI Desktop

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

Pasting into the Desktop

Time of First Successful Submission: 2025-02-12 04:05:37

Connecting over SSH

Time of First Successful Submission: 2026-08-28 02:15:48

Restarting Challenges

Time of First Successful Submission: 2025-02-12 04:06:27

Getting Help

Time of First Successful Submission: 2025-02-12 04:07:34

Challenge Programs

Time of First Successful Submission: 2025-02-12 04:08:42

The Flag File

Time of First Successful Submission: 2025-02-12 04:09:12

Using Privileged Mode

Time of First Successful Submission: 2025-02-12 04:10:22

Persistent Home Directories - One

Time of First Successful Submission: 2025-02-12 04:11:08

Persistent Home Directories - Two

Time of First Successful Submission: 2025-02-12 04:11:29