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pwn.college Archives

170 / 232 722 / 25764


level1

Time of First Successful Submission: 2025-04-04 09:12:46

level2

Time of First Successful Submission: 2025-04-04 09:14:03

level3

Time of First Successful Submission: 2025-04-04 09:15:11

level4

Time of First Successful Submission: 2025-04-04 09:16:22

level5

Time of First Successful Submission: 2025-04-04 09:17:53

level6

Time of First Successful Submission: 2025-04-04 09:18:46

level7

Time of First Successful Submission: 2025-04-04 09:19:54

level8

Time of First Successful Submission: 2025-04-04 09:22:53

level9

Time of First Successful Submission: 2025-04-04 09:24:01

level10

Time of First Successful Submission: 2025-04-04 09:24:52

level11

Time of First Successful Submission: 2025-04-04 09:26:48

level12

Time of First Successful Submission: 2025-04-04 09:28:13

level13

Time of First Successful Submission: 2025-04-04 09:28:59

level14

Time of First Successful Submission: 2025-04-04 09:29:48

level15

Time of First Successful Submission: 2025-04-04 09:37:41

level16

Time of First Successful Submission: 2025-04-04 09:45:07

level17

Time of First Successful Submission: 2025-04-04 09:46:32

level18

Time of First Successful Submission: 2025-04-04 09:49:39

level19

Time of First Successful Submission: 2025-04-04 09:52:55

level20

Time of First Successful Submission: 2025-04-04 09:54:35

level21

Time of First Successful Submission: 2025-04-04 12:57:01

level22

Time of First Successful Submission: 2025-04-04 12:58:58

level23

Time of First Successful Submission: 2025-04-04 13:06:09

level24

Time of First Successful Submission: 2025-04-04 13:08:09

level25

Time of First Successful Submission: 2025-04-04 13:09:42

level26

Time of First Successful Submission: 2025-04-04 13:20:18

level27

Time of First Successful Submission: 2025-04-04 13:21:28

level28

Time of First Successful Submission: 2025-04-04 13:23:01

level29

Time of First Successful Submission: 2025-04-04 13:43:52

level30

Time of First Successful Submission: 2025-04-04 13:46:26

level31

Time of First Successful Submission: 2025-04-04 13:51:09

level32

Time of First Successful Submission: 2025-04-04 13:53:36

level33

Time of First Successful Submission: 2025-04-04 14:02:30

level34

Time of First Successful Submission: 2025-04-04 14:04:14

level35

Time of First Successful Submission: 2025-04-04 14:05:00

level36

Time of First Successful Submission: 2025-04-04 14:06:32

level37

Time of First Successful Submission: 2025-04-04 14:07:27

level38

Time of First Successful Submission: 2025-04-04 14:09:11

level39

Time of First Successful Submission: 2025-04-04 14:10:06

level40

Time of First Successful Submission: 2025-04-04 14:11:38

level41

Time of First Successful Submission: 2025-04-04 14:20:00

level42

Time of First Successful Submission: 2025-04-04 14:22:26

level43

Time of First Successful Submission: 2025-04-04 14:23:17

level44

Time of First Successful Submission: 2025-04-04 14:24:08

level45

Time of First Successful Submission: 2025-04-04 14:24:50

level46

Time of First Successful Submission: 2025-04-04 14:26:06

level47

Time of First Successful Submission: 2025-04-04 14:27:06

level48

Time of First Successful Submission: 2025-04-04 14:43:30

level49

Time of First Successful Submission: 2025-04-04 14:45:12

level50

Time of First Successful Submission: 2025-04-04 14:46:09

level51

Time of First Successful Submission: 2025-04-04 14:48:11

level52

Time of First Successful Submission: 2025-04-04 14:49:34

level53

Time of First Successful Submission: 2025-04-04 14:51:05

level54

Time of First Successful Submission: 2025-04-04 14:54:42

level55

Time of First Successful Submission: 2025-04-04 14:55:25

level56

Time of First Successful Submission: 2025-04-04 14:56:25

level57

Time of First Successful Submission: 2025-04-04 14:57:10

level58

Time of First Successful Submission: 2025-04-04 14:59:04

level59

Time of First Successful Submission: 2025-04-04 15:00:04

level60

Time of First Successful Submission: 2025-04-04 15:43:17

level61

Time of First Successful Submission: 2025-04-04 15:45:18

level62

Time of First Successful Submission: 2025-04-04 15:46:31

level63

Time of First Successful Submission: 2025-04-04 15:47:53

level64

Time of First Successful Submission: 2025-04-04 15:51:57

level65

Time of First Successful Submission: 2025-04-04 15:53:03

level66

Time of First Successful Submission: 2025-04-04 15:54:30

level67

Time of First Successful Submission: 2025-04-04 15:58:30

level68

Time of First Successful Submission: 2025-04-04 16:00:45

level70

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

level71

Time of First Successful Submission: 2025-04-04 16:04:32

level72

Time of First Successful Submission: 2025-04-04 16:07:29

level73

Time of First Successful Submission: 2025-04-04 16:15:31

level74

Time of First Successful Submission: 2025-04-04 16:20:05

level76

Time of First Successful Submission: 2025-04-04 16:21:51

level77

Time of First Successful Submission: 2025-04-04 18:04:59

level78

Time of First Successful Submission: 2025-04-04 18:59:44

level79

Time of First Successful Submission: 2025-04-04 19:03:46

level80

Time of First Successful Submission: 2025-04-04 19:06:32

level82

Time of First Successful Submission: 2025-04-04 19:14:43

level83

Time of First Successful Submission: 2025-04-04 19:17:40

level84

Time of First Successful Submission: 2025-04-04 19:21:41

level85

Time of First Successful Submission: 2025-04-04 19:24:28

level86

Time of First Successful Submission: 2025-04-04 19:45:44

level87

Time of First Successful Submission: 2025-04-04 19:47:28

level88

Time of First Successful Submission: 2025-04-04 19:55:42

level89

Time of First Successful Submission: 2025-04-04 19:57:50

level90

Time of First Successful Submission: 2025-04-04 20:03:45

level91

Time of First Successful Submission: 2025-04-04 20:04:55

level92

Time of First Successful Submission: 2025-04-04 20:09:26

level93

Time of First Successful Submission: 2025-04-05 08:15:34

level94

Time of First Successful Submission: 2025-04-05 08:27:00

level95

Time of First Successful Submission: 2025-04-05 08:41:05

level96

Time of First Successful Submission: 2025-04-05 08:44:22

level97

Time of First Successful Submission: 2025-04-05 08:49:46

level98

Time of First Successful Submission: 2025-04-05 08:55:04

level99

Time of First Successful Submission: 2025-04-05 08:56:23

level100

Time of First Successful Submission: 2025-04-05 09:07:54

level101

Time of First Successful Submission: 2025-04-05 09:10:34

level102

Time of First Successful Submission: 2025-04-05 09:12:23

level103

Time of First Successful Submission: 2025-04-05 09:16:46

level104

Time of First Successful Submission: 2025-04-05 09:18:11

level105

Time of First Successful Submission: 2025-04-05 09:20:51

level106

Time of First Successful Submission: 2025-04-05 09:22:23

level107

Time of First Successful Submission: 2025-04-06 07:32:00

level108

Time of First Successful Submission: 2025-04-06 07:56:18

level109

Time of First Successful Submission: 2025-04-06 07:57:29

level110

Time of First Successful Submission: 2025-04-06 08:00:21

level111

Time of First Successful Submission: 2025-04-06 08:01:28

level112

Time of First Successful Submission: 2025-04-06 08:27:57

level113

Time of First Successful Submission: 2025-04-06 08:29:00

level114

Time of First Successful Submission: 2025-04-06 08:30:31

level115

Time of First Successful Submission: 2025-04-06 08:31:26

level116

Time of First Successful Submission: 2025-04-06 08:33:01

level117

Time of First Successful Submission: 2025-04-06 08:34:22

level118

Time of First Successful Submission: 2025-04-06 08:35:45

level119

Time of First Successful Submission: 2025-04-06 08:37:03

level120

Time of First Successful Submission: 2025-04-06 08:38:20

level121

Time of First Successful Submission: 2025-04-06 08:39:31

level122

Time of First Successful Submission: 2025-04-06 08:40:14

level123

Time of First Successful Submission: 2025-04-06 08:40:55

level124

Time of First Successful Submission: 2025-04-06 08:42:14

level125

Time of First Successful Submission: 2025-04-09 10:50:59

level126

Time of First Successful Submission: 2025-04-09 13:07:32

level127

Time of First Successful Submission: 2025-04-09 13:48:38

level128

Time of First Successful Submission: 2025-04-09 15:06:38

level129

Time of First Successful Submission: 2025-04-09 15:36:01

level130

Time of First Successful Submission: 2025-04-09 15:40:06

level131

Time of First Successful Submission: 2025-04-09 15:51:26

level132

Time of First Successful Submission: 2025-04-09 15:56:15

level133

Time of First Successful Submission: 2025-04-09 16:27:43

level134

Time of First Successful Submission: 2025-04-09 16:32:33

level135

Time of First Successful Submission: 2025-04-09 16:35:37

level136

Time of First Successful Submission: 2025-04-09 16:49:33

level137

Time of First Successful Submission: 2025-04-09 16:53:36

level138

Time of First Successful Submission: 2025-04-09 17:41:27

level139

Time of First Successful Submission: 2025-04-09 17:43:12

level140

Time of First Successful Submission: 2025-04-10 14:07:37

level141

Time of First Successful Submission: 2025-04-10 14:46:22

level142

Time of First Successful Submission: 2025-04-10 15:46:06

Triple Dereference

Time of First Successful Submission: 2025-03-24 12:51:04

set-register

Time of First Successful Submission: 2025-03-24 16:32:57

set-multiple-registers

Time of First Successful Submission: 2025-03-24 16:37:02

add-to-register

Time of First Successful Submission: 2025-03-24 16:38:37

linear-equation-registers

Time of First Successful Submission: 2025-03-24 19:25:09

integer-division

Time of First Successful Submission: 2025-03-24 19:27:52

modulo-operation

Time of First Successful Submission: 2025-03-24 19:29:15

set-upper-byte

Time of First Successful Submission: 2025-03-24 19:31:09

efficient-modulo

Time of First Successful Submission: 2025-03-24 19:40:49

byte-extraction

Time of First Successful Submission: 2025-03-24 19:49:06

bitwise-and

Time of First Successful Submission: 2025-03-24 19:50:39

check-even

Time of First Successful Submission: 2025-03-24 19:54:57

memory-read

Time of First Successful Submission: 2025-03-24 20:01:15

memory-write

Time of First Successful Submission: 2025-03-24 20:02:33

memory-increment

Time of First Successful Submission: 2025-03-24 20:04:39

byte-access

Time of First Successful Submission: 2025-03-24 20:06:31

memory-size-access

Time of First Successful Submission: 2025-03-25 05:50:30

little-endian-write

Time of First Successful Submission: 2025-03-25 05:55:41

memory-sum

Time of First Successful Submission: 2025-03-25 05:57:53

stack-subtraction

Time of First Successful Submission: 2025-03-25 05:59:56

swap-stack-values

Time of First Successful Submission: 2025-03-25 06:01:38

average-stack-values

Time of First Successful Submission: 2025-03-25 06:05:03

absolute-jump

Time of First Successful Submission: 2025-03-25 06:07:07

relative-jump

Time of First Successful Submission: 2025-03-25 06:38:29

jump-trampoline

Time of First Successful Submission: 2025-03-25 07:06:14

conditional-jump

Time of First Successful Submission: 2025-03-25 11:29:37

indirect-jump

Time of First Successful Submission: 2025-03-25 15:44:00

average-loop

Time of First Successful Submission: 2025-03-25 16:05:26

count-non-zero

Time of First Successful Submission: 2025-03-25 16:31:37

string-lower

Time of First Successful Submission: 2025-03-25 20:38:36

most-common-byte

Time of First Successful Submission: 2025-03-27 07:16:44


Intro to Programming Languages

15 / 253 11247 / 37070


Commands

Time of First Successful Submission: 2025-03-23 07:07:07

Command Arguments

Time of First Successful Submission: 2025-03-23 07:07:52

Command History

Time of First Successful Submission: 2026-06-20 10:20:51

The Root Path

Time of First Successful Submission: 2025-03-23 07:11:50

Absolute Paths

Time of First Successful Submission: 2025-03-23 07:13:05

Changing position

Time of First Successful Submission: 2025-03-23 07:14:09

Changing to an Absolute Path

Time of First Successful Submission: 2025-03-23 07:15:07

Relative Paths

Time of First Successful Submission: 2025-03-23 07:17:14

Cat

Time of First Successful Submission: 2025-03-23 07:22:57

Ls

Time of First Successful Submission: 2025-03-23 07:30:26

Ls All

Time of First Successful Submission: 2025-03-23 07:33:12

Find

Time of First Successful Submission: 2025-03-23 07:46:21

Piping Echo

Time of First Successful Submission: 2025-03-23 14:55:27

Piping Stdout

Time of First Successful Submission: 2025-03-23 14:57:02

Piping Stdin

Time of First Successful Submission: 2025-03-23 15:02:21


Intro to Cybersecurity

14 / 183 12974 / 21810


Path Traversal 1

Time of First Successful Submission: 2025-04-10 20:33:47

Path Traversal 2

Time of First Successful Submission: 2025-04-11 06:50:54

CMDi 1

Time of First Successful Submission: 2025-04-11 07:09:45

CMDi 2

Time of First Successful Submission: 2025-04-11 07:22:45

CMDi 3

Time of First Successful Submission: 2025-04-11 07:26:36

CMDi 4

Time of First Successful Submission: 2025-04-11 07:32:12

CMDi 5

Time of First Successful Submission: 2025-04-11 07:39:51

CMDi 6

Time of First Successful Submission: 2025-04-11 08:18:11

Authentication Bypass 1

Time of First Successful Submission: 2025-04-11 09:24:11

Authentication Bypass 2

Time of First Successful Submission: 2025-04-11 09:27:19

SQLi 1

Time of First Successful Submission: 2025-04-11 11:53:28

SQLi 2

Time of First Successful Submission: 2025-04-15 09:09:55

SQLi 3

Time of First Successful Submission: 2025-04-16 09:44:07

SQLi 4

Time of First Successful Submission: 2025-04-16 09:58:39


Start Here

12 / 12 3033 / 50905


Using the Terminal

Time of First Successful Submission: 2026-06-20 09:00:12

Using the VSCode Workspace

Time of First Successful Submission: 2024-05-28 16:31:55

Using the GUI Desktop

Time of First Successful Submission: 2025-03-23 06:27:37

Pasting into the Desktop

Time of First Successful Submission: 2025-03-23 06:29:31

Restarting Challenges

Time of First Successful Submission: 2025-03-23 06:32:27

Challenge Programs

Time of First Successful Submission: 2025-03-23 06:40:17

The Flag File

Time of First Successful Submission: 2025-03-23 06:50:36

Using Privileged Mode

Time of First Successful Submission: 2025-03-23 06:54:38

Persistent Home Directories - One

Time of First Successful Submission: 2025-03-23 07:01:04

Persistent Home Directories - Two

Time of First Successful Submission: 2025-03-23 07:02:46


Linux Luminarium

128 / 128 3539 / 37581


Intro to Commands

Time of First Successful Submission: 2025-03-23 07:07:07

Intro to Arguments

Time of First Successful Submission: 2025-03-23 07:07:52

Command History

Time of First Successful Submission: 2026-06-20 10:20:51

The Root

Time of First Successful Submission: 2025-03-23 07:11:50

Program and absolute paths

Time of First Successful Submission: 2025-03-23 07:13:05

Position thy self

Time of First Successful Submission: 2025-03-23 07:14:09

Position elsewhere

Time of First Successful Submission: 2025-03-23 07:15:07

implicit relative paths, from /

Time of First Successful Submission: 2025-03-23 07:17:14

explicit relative paths, from /

Time of First Successful Submission: 2025-03-23 07:18:01

implicit relative path

Time of First Successful Submission: 2025-03-23 07:18:32

home sweet home

Time of First Successful Submission: 2025-03-23 07:21:30

cat: not the pet, but the command!

Time of First Successful Submission: 2025-03-23 07:22:57

catting absolute paths

Time of First Successful Submission: 2025-03-23 07:27:48

more catting practice

Time of First Successful Submission: 2025-03-23 07:28:31

grepping for a needle in a haystack

Time of First Successful Submission: 2025-03-23 07:29:29

comparing files

Time of First Successful Submission: 2026-06-20 11:40:07

listing files

Time of First Successful Submission: 2025-03-23 07:30:26

touching files

Time of First Successful Submission: 2025-03-23 07:31:19

removing files

Time of First Successful Submission: 2025-03-23 07:32:28

moving files

Time of First Successful Submission: 2026-06-20 11:22:26

copying files

Time of First Successful Submission: 2026-06-20 11:23:02

hidden files

Time of First Successful Submission: 2025-03-23 07:33:12

An Epic Filesystem Quest

Time of First Successful Submission: 2025-03-23 07:38:32

making directories

Time of First Successful Submission: 2025-03-23 07:39:19

finding files

Time of First Successful Submission: 2025-03-23 07:46:21

linking files

Time of First Successful Submission: 2025-03-23 07:47:37

Learning From Documentation

Time of First Successful Submission: 2025-03-23 08:14:14

Learning Complex Usage

Time of First Successful Submission: 2025-03-23 08:15:30

Reading Manuals

Time of First Successful Submission: 2025-03-23 08:16:35

Searching Manuals

Time of First Successful Submission: 2025-03-23 08:27:14

Searching For Manuals

Time of First Successful Submission: 2025-03-23 08:28:30

Helpful Programs

Time of First Successful Submission: 2025-03-23 08:30:07

Help for Builtins

Time of First Successful Submission: 2025-03-23 08:40:02

Matching with *

Time of First Successful Submission: 2025-03-23 08:42:56

Matching with ?

Time of First Successful Submission: 2025-03-23 08:43:45

Matching with []

Time of First Successful Submission: 2025-03-23 08:45:20

Matching paths with []

Time of First Successful Submission: 2025-03-23 08:46:20

Multiple globs

Time of First Successful Submission: 2026-06-20 12:06:51

Mixing globs

Time of First Successful Submission: 2025-03-23 08:50:56

Exclusionary globbing

Time of First Successful Submission: 2025-03-23 08:52:04

Tab completion

Time of First Successful Submission: 2026-06-20 12:13:08

Multiple options for tab completion

Time of First Successful Submission: 2026-06-20 12:14:43

Tab completion on commands

Time of First Successful Submission: 2026-06-20 12:15:27

Redirecting output

Time of First Successful Submission: 2025-03-23 14:55:27

Redirecting more output

Time of First Successful Submission: 2025-03-23 14:57:02

Appending output

Time of First Successful Submission: 2025-03-23 14:58:13

Redirecting errors

Time of First Successful Submission: 2025-03-23 14:59:22

Redirecting input

Time of First Successful Submission: 2025-03-23 15:02:21

Grepping stored results

Time of First Successful Submission: 2025-03-23 15:04:38

Grepping live output

Time of First Successful Submission: 2025-03-23 15:05:11

Grepping errors

Time of First Successful Submission: 2025-03-23 15:05:50

Filtering with grep -v

Time of First Successful Submission: 2026-06-20 12:53:25

Filtering with sed

Time of First Successful Submission: 2026-06-20 12:54:39

Duplicating piped data with tee

Time of First Successful Submission: 2025-03-23 15:08:14

Process substitution for input

Time of First Successful Submission: 2026-06-20 13:03:30

Writing to multiple programs

Time of First Successful Submission: 2025-03-23 15:16:14

Split-piping stderr and stdout

Time of First Successful Submission: 2025-03-23 15:17:59

Named pipes

Time of First Successful Submission: 2026-06-20 13:16:11

Printing Variables

Time of First Successful Submission: 2025-03-23 17:24:56

Setting Variables

Time of First Successful Submission: 2025-03-23 17:25:57

Multi-word Variables

Time of First Successful Submission: 2025-03-23 17:26:48

Exporting Variables

Time of First Successful Submission: 2025-03-24 05:28:16

Printing Exported Variables

Time of First Successful Submission: 2025-03-24 05:29:10

Storing Command Output

Time of First Successful Submission: 2025-03-24 05:30:37

Reading Input

Time of First Successful Submission: 2025-03-24 05:31:58

Reading Files

Time of First Successful Submission: 2025-03-24 05:34:07

Translating characters

Time of First Successful Submission: 2026-06-20 16:36:20

Deleting characters

Time of First Successful Submission: 2026-06-20 16:37:50

Deleting newlines

Time of First Successful Submission: 2026-06-20 16:38:46

Extracting the first lines with head

Time of First Successful Submission: 2026-06-20 16:39:38

Extracting specific sections of text

Time of First Successful Submission: 2026-06-20 16:41:29

Sorting data

Time of First Successful Submission: 2026-06-20 16:42:25

Listing Processes

Time of First Successful Submission: 2025-03-24 05:44:20

Killing Processes

Time of First Successful Submission: 2025-03-24 05:46:16

Interrupting Processes

Time of First Successful Submission: 2025-03-24 05:46:55

Killing Misbehaving Processes

Time of First Successful Submission: 2026-06-20 17:41:55

Suspending Processes

Time of First Successful Submission: 2025-03-24 05:47:46

Resuming Processes

Time of First Successful Submission: 2025-03-24 05:49:00

Backgrounding Processes

Time of First Successful Submission: 2025-03-24 05:50:59

Foregrounding Processes

Time of First Successful Submission: 2025-03-24 05:55:26

Starting Backgrounded Processes

Time of First Successful Submission: 2025-03-24 05:56:11

Process Exit Codes

Time of First Successful Submission: 2025-03-24 05:57:48

Becoming root with su

Time of First Successful Submission: 2025-03-24 06:55:37

Other users with su

Time of First Successful Submission: 2025-03-24 10:25:52

Cracking passwords

Time of First Successful Submission: 2025-03-24 10:30:34

Using sudo

Time of First Successful Submission: 2025-03-24 10:34:29

Changing File Ownership

Time of First Successful Submission: 2025-03-24 06:05:11

Groups and Files

Time of First Successful Submission: 2025-03-24 06:09:43

Fun With Groups Names

Time of First Successful Submission: 2025-03-24 06:15:28

Changing Permissions

Time of First Successful Submission: 2025-03-24 06:19:42

Executable Files

Time of First Successful Submission: 2025-03-24 06:21:27

Permission Tweaking Practice

Time of First Successful Submission: 2025-03-24 06:24:43

Permissions Setting Practice

Time of First Successful Submission: 2025-03-24 06:30:10

The SUID Bit

Time of First Successful Submission: 2025-03-24 06:33:58

Chaining with Semicolons

Time of First Successful Submission: 2025-03-24 10:36:33

Building on Success

Time of First Successful Submission: 2026-06-21 12:14:21

Handling Failure

Time of First Successful Submission: 2026-06-21 12:14:52

Your First Shell Script

Time of First Successful Submission: 2025-03-24 10:39:09

Redirecting Script Output

Time of First Successful Submission: 2025-03-24 10:40:58

Executable Shell Scripts

Time of First Successful Submission: 2025-03-24 10:42:25

Understanding Shebangs

Time of First Successful Submission: 2026-06-21 12:22:33

Scripting with Arguments

Time of First Successful Submission: 2026-06-21 12:23:31

Scripting with Conditionals

Time of First Successful Submission: 2026-06-21 12:25:46

Scripting with Default Cases

Time of First Successful Submission: 2026-06-21 12:26:27

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-06-21 12:28:31

Reading Shell Scripts

Time of First Successful Submission: 2026-06-21 12:29:29

Launching Screen

Time of First Successful Submission: 2026-06-21 12:45:56

Detaching and Attaching

Time of First Successful Submission: 2026-06-21 12:49:09

Finding Sessions

Time of First Successful Submission: 2026-06-21 12:52:12

Switching Windows

Time of First Successful Submission: 2026-06-21 12:54:23

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-06-21 12:55:23

Switching Windows (tmux)

Time of First Successful Submission: 2026-06-21 12:56:11

The PATH Variable

Time of First Successful Submission: 2025-03-24 10:45:29

Setting PATH

Time of First Successful Submission: 2025-03-24 10:47:28

Finding Commands

Time of First Successful Submission: 2026-06-21 13:32:15

Adding Commands

Time of First Successful Submission: 2025-03-24 10:50:23

Hijacking Commands

Time of First Successful Submission: 2025-03-24 10:53:16

Bashrc Backdoor

Time of First Successful Submission: 2026-06-21 13:46:20

Sniffing Input

Time of First Successful Submission: 2026-06-21 13:53:04

Overshared Directories

Time of First Successful Submission: 2026-06-21 13:57:05

Tricky Linking

Time of First Successful Submission: 2026-06-21 14:02:20

Sniffing Process Arguments

Time of First Successful Submission: 2026-06-21 14:09:00

Snooping on Configurations

Time of First Successful Submission: 2026-06-21 14:13:59

The Fork Bomb

Time of First Successful Submission: 2026-06-21 14:39:47

Disk-Space Doomsday

Time of First Successful Submission: 2026-06-21 14:43:35

rm -rf /

Time of First Successful Submission: 2026-06-21 14:46:36

Life after rm -rf /

Time of First Successful Submission: 2026-06-21 14:50:08

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-06-21 14:51:49


Computing 101

115 / 132 130 / 21128


Your First Register

Time of First Successful Submission: 2025-03-24 11:06:12

Your First Syscall

Time of First Successful Submission: 2025-03-24 11:07:43

Exit Codes

Time of First Successful Submission: 2025-03-24 11:13:17

Building Executables

Time of First Successful Submission: 2025-03-24 11:18:13

Moving Between Registers

Time of First Successful Submission: 2025-03-24 11:20:19

Loading From Memory

Time of First Successful Submission: 2025-03-24 12:38:04

More Loading Practice

Time of First Successful Submission: 2025-03-24 12:39:12

Dereferencing Pointers

Time of First Successful Submission: 2025-03-24 12:42:38

Dereferencing Yourself

Time of First Successful Submission: 2025-03-24 12:44:22

Dereferencing with Offsets

Time of First Successful Submission: 2025-03-24 12:45:49

Stored Addresses

Time of First Successful Submission: 2025-03-24 12:48:23

Double Dereference

Time of First Successful Submission: 2025-03-24 12:50:02

The Stack

Time of First Successful Submission: 2026-06-21 17:21:11

Stack Offsets

Time of First Successful Submission: 2026-06-21 17:22:42

Program Arguments on the Stack

Time of First Successful Submission: 2026-06-21 17:25:59

Popping From the Stack

Time of First Successful Submission: 2026-06-21 17:28:05

Negative Numbers

Time of First Successful Submission: 2026-06-21 17:51:00

Negative Numbers (16-bit)

Time of First Successful Submission: 2026-06-21 17:52:50

Negative Numbers (32-bit)

Time of First Successful Submission: 2026-06-21 17:54:09

Encoding Negatives

Time of First Successful Submission: 2026-06-21 17:57:22

Binary and Hex Encoding

Time of First Successful Submission: 2026-06-21 17:58:42

More Hex

Time of First Successful Submission: 2026-06-21 18:00:15

Decoding Hex

Time of First Successful Submission: 2026-06-21 18:01:37

Mixed Conversions

Time of First Successful Submission: 2026-06-21 18:05:03

Disassembling Programs

Time of First Successful Submission: 2026-06-21 18:28:00

Tracing Syscalls

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

Starting GDB

Time of First Successful Submission: 2025-03-24 11:25:22

Quitting GDB

Time of First Successful Submission: 2026-06-21 18:31:09

Starting Programs in GDB

Time of First Successful Submission: 2025-03-24 11:26:22

Disassembling in GDB

Time of First Successful Submission: 2026-06-21 18:34:13

Stepping Through Instructions

Time of First Successful Submission: 2026-06-21 18:35:59

Reading Register Values

Time of First Successful Submission: 2026-06-21 18:36:55

Popping Stack Values

Time of First Successful Submission: 2026-06-21 18:38:19

Examining Memory

Time of First Successful Submission: 2026-06-21 18:40:05

Examining Stack Pointers

Time of First Successful Submission: 2026-06-21 18:42:35

Cooperative Debugging

Time of First Successful Submission: 2026-06-21 18:46:49

Running with Arguments

Time of First Successful Submission: 2026-06-21 18:48:07

Redirecting Input in GDB

Time of First Successful Submission: 2026-06-27 06:19:45

Writing Output

Time of First Successful Submission: 2025-03-24 13:10:30

Chaining Syscalls

Time of First Successful Submission: 2025-03-24 13:12:25

Writing Strings

Time of First Successful Submission: 2025-03-24 13:13:30

Reading Data

Time of First Successful Submission: 2025-03-24 13:19:27

Reading Exactly

Time of First Successful Submission: 2026-06-21 19:57:47

Opening Files

Time of First Successful Submission: 2026-06-21 20:10:08

Hardcoding the Filename

Time of First Successful Submission: 2026-06-21 20:15:51

RIP-Relative Strings

Time of First Successful Submission: 2026-06-21 20:28:52

Comparing Values

Time of First Successful Submission: 2026-06-21 20:37:21

Comparing Characters

Time of First Successful Submission: 2026-06-21 20:43:00

Conditional Control Flow

Time of First Successful Submission: 2026-06-21 20:47:11

Comparing Strings

Time of First Successful Submission: 2026-06-21 20:51:09

Reverse the Password

Time of First Successful Submission: 2026-06-21 20:57:36

Conditionals Without Conditionals

Time of First Successful Submission: 2026-06-21 21:21:32

Recognizing Loops

Time of First Successful Submission: 2026-06-21 21:54:05

Writing From a Shared Library

Time of First Successful Submission: 2026-06-21 22:07:58

Returning a Value

Time of First Successful Submission: 2026-06-21 22:10:07

Calling Through a Pointer

Time of First Successful Submission: 2026-06-21 22:11:36

Calling Through a Pointer with an Argument

Time of First Successful Submission: 2026-06-21 22:13:11

Saving Caller-Saved Registers

Time of First Successful Submission: 2026-06-21 22:24:42

Saving Callee-Saved Registers

Time of First Successful Submission: 2026-06-21 22:30:05

Sign Extension

Time of First Successful Submission: 2026-06-22 07:43:10

Little-Endian Bytes

Time of First Successful Submission: 2026-06-22 07:51:03

Qword by Qword

Time of First Successful Submission: 2026-06-22 08:20:25

Dword by Dword

Time of First Successful Submission: 2026-06-22 08:30:52

Word by Word

Time of First Successful Submission: 2026-06-22 08:37:01

Byte by Byte

Time of First Successful Submission: 2026-06-22 08:41:23

Cracking a Struct

Time of First Successful Submission: 2026-06-22 09:19:22

Scrambled Struct

Time of First Successful Submission: 2026-06-22 09:25:05

Reverse the Calculation

Time of First Successful Submission: 2026-06-22 10:08:52

Reverse the Reverse

Time of First Successful Submission: 2026-06-22 10:10:01

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-06-22 10:11:36

Even or Odd

Time of First Successful Submission: 2026-06-22 10:20:15

Masking Bits

Time of First Successful Submission: 2026-06-22 11:04:03

Lowercase a String

Time of First Successful Submission: 2026-06-22 11:05:47

Uppercase a String

Time of First Successful Submission: 2026-06-22 11:24:29

Swap Case

Time of First Successful Submission: 2026-06-22 11:27:08

Shifting Left

Time of First Successful Submission: 2026-06-22 11:37:55

Shifting Right

Time of First Successful Submission: 2026-06-22 11:39:09

Loops on Data

Time of First Successful Submission: 2026-06-22 11:42:26

Reaching Into the Caller's Frame

Time of First Successful Submission: 2026-06-22 12:21:28

Loading Stale Stack Data

Time of First Successful Submission: 2026-06-22 12:29:04

Stealing Stale Stack Data

Time of First Successful Submission: 2026-06-23 06:01:03

Reserving Your Own Frame

Time of First Successful Submission: 2026-06-23 06:10:14

Using Your Own Frame

Time of First Successful Submission: 2026-06-23 06:30:09

Environment Variables on the Stack

Time of First Successful Submission: 2026-06-23 07:10:56

Aligning the Stack Through the Environment

Time of First Successful Submission: 2026-06-23 07:23:30

Aligning the Stack Through GDB

Time of First Successful Submission: 2026-06-23 07:27:18

Aligning the Stack Through GDB, Generalized

Time of First Successful Submission: 2026-06-23 08:00:01

A Single Digit

Time of First Successful Submission: 2026-06-23 08:14:26

Two Digits

Time of First Successful Submission: 2026-06-23 09:03:58

String to Integer

Time of First Successful Submission: 2026-06-23 09:18:44

Negative Numbers

Time of First Successful Submission: 2026-06-23 09:24:24

Where the Number Ends

Time of First Successful Submission: 2026-06-23 10:37:51

A Whole Program

Time of First Successful Submission: 2026-06-25 10:06:30

A Single Digit, Back to Text

Time of First Successful Submission: 2026-06-25 10:10:36

Divide and Remainder

Time of First Successful Submission: 2026-06-27 08:29:32

Drop the Leading Zero

Time of First Successful Submission: 2026-06-27 08:33:23

Debugging Programs

Time of First Successful Submission: 2025-03-27 08:23:04

Inspecting Registers

Time of First Successful Submission: 2025-03-27 08:25:10

Examining Memory

Time of First Successful Submission: 2025-03-27 09:10:28

Setting Breakpoints

Time of First Successful Submission: 2025-03-27 12:41:50

GDB Scripting

Time of First Successful Submission: 2025-03-27 12:51:12

Modifying Data

Time of First Successful Submission: 2025-03-27 12:57:58

Modifying Execution

Time of First Successful Submission: 2025-03-27 12:59:36

Broken Functions

Time of First Successful Submission: 2025-03-27 13:13:59

Exit

Time of First Successful Submission: 2025-03-27 13:43:25

Socket

Time of First Successful Submission: 2025-03-27 14:17:36

Bind

Time of First Successful Submission: 2025-03-27 16:13:47

Listen

Time of First Successful Submission: 2025-03-27 17:19:50

Accept

Time of First Successful Submission: 2025-03-27 18:06:57

Static Response

Time of First Successful Submission: 2025-03-27 19:34:38

Dynamic Response

Time of First Successful Submission: 2025-03-30 14:34:01

Iterative GET Server

Time of First Successful Submission: 2025-03-30 14:36:18

Concurrent GET Server

Time of First Successful Submission: 2025-03-30 14:37:47

Concurrent POST Server

Time of First Successful Submission: 2025-03-30 14:44:27

Web Server

Time of First Successful Submission: 2025-03-30 14:45:27


Playing With Programs

116 / 116 89 / 24446


What's the password?

Time of First Successful Submission: 2025-03-30 15:03:22

... and again!

Time of First Successful Submission: 2025-03-30 15:04:16

Newline Troubles

Time of First Successful Submission: 2025-03-30 15:06:59

Reasoning about files

Time of First Successful Submission: 2025-03-30 15:08:37

Specifying Filenames

Time of First Successful Submission: 2025-03-30 15:10:13

Binary and Hex Encoding

Time of First Successful Submission: 2025-03-30 15:19:10

More Hex

Time of First Successful Submission: 2025-03-30 15:21:38

Decoding Hex

Time of First Successful Submission: 2025-03-30 15:25:27

Decoding Practice

Time of First Successful Submission: 2025-03-30 15:28:49

Encoding Practice

Time of First Successful Submission: 2025-03-30 15:35:55

Hex-encoding ASCII

Time of First Successful Submission: 2025-03-30 15:56:59

Nested Encoding

Time of First Successful Submission: 2025-03-30 16:18:06

Hex-encoding UTF-8

Time of First Successful Submission: 2025-03-30 16:30:19

UTF Mixups

Time of First Successful Submission: 2025-03-30 19:31:10

Modifying Encoded Data

Time of First Successful Submission: 2025-03-31 09:35:42

Decoding Base64

Time of First Successful Submission: 2025-03-31 09:38:10

Encoding Base64

Time of First Successful Submission: 2025-03-31 09:40:14

Dealing with Obfuscation

Time of First Successful Submission: 2025-03-31 09:43:31

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-03-31 15:32:17

Your First HTTP Request

Time of First Successful Submission: 2025-03-31 15:39:17

Reading Flask

Time of First Successful Submission: 2025-03-31 15:40:59

Commented Data

Time of First Successful Submission: 2025-03-31 15:42:51

HTTP Metadata

Time of First Successful Submission: 2025-03-31 15:44:34

HTTP (netcat)

Time of First Successful Submission: 2025-03-31 16:15:47

HTTP Paths (netcat)

Time of First Successful Submission: 2025-03-31 16:25:01

HTTP (curl)

Time of First Successful Submission: 2025-03-31 16:27:32

HTTP (python)

Time of First Successful Submission: 2025-03-31 16:33:25

HTTP Host Header (python)

Time of First Successful Submission: 2025-03-31 16:42:23

HTTP Host Header (curl)

Time of First Successful Submission: 2025-03-31 16:43:59

HTTP Host Header (netcat)

Time of First Successful Submission: 2025-03-31 16:47:06

URL Encoding (netcat)

Time of First Successful Submission: 2025-03-31 16:50:40

HTTP GET Parameters

Time of First Successful Submission: 2025-03-31 16:53:14

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2025-03-31 16:56:52

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2025-03-31 17:00:52

HTTP Forms

Time of First Successful Submission: 2025-03-31 17:09:38

HTTP Forms (curl)

Time of First Successful Submission: 2025-03-31 17:38:49

HTTP Forms (netcat)

Time of First Successful Submission: 2025-03-31 17:48:58

HTTP Forms (python)

Time of First Successful Submission: 2025-03-31 19:17:44

HTTP Forms Without Forms

Time of First Successful Submission: 2025-03-31 19:29:14

Multiple Form Fields (curl)

Time of First Successful Submission: 2025-03-31 19:31:52

Multiple Form Fields (netcat)

Time of First Successful Submission: 2025-03-31 19:36:50

HTTP Redirects (netcat)

Time of First Successful Submission: 2025-03-31 19:42:06

HTTP Redirects (curl)

Time of First Successful Submission: 2025-03-31 19:45:05

HTTP Redirects (python)

Time of First Successful Submission: 2025-03-31 19:48:05

HTTP Cookies (curl)

Time of First Successful Submission: 2025-03-31 19:57:04

HTTP Cookies (netcat)

Time of First Successful Submission: 2025-04-01 18:25:18

HTTP Cookies (python)

Time of First Successful Submission: 2025-04-01 18:30:25

Server State (python)

Time of First Successful Submission: 2025-04-01 18:39:25

Listening Web

Time of First Successful Submission: 2025-04-01 18:43:43

Speaking Redirects

Time of First Successful Submission: 2025-04-01 19:39:40

JavaScript Redirects

Time of First Successful Submission: 2025-04-01 20:10:47

Including JavaScript

Time of First Successful Submission: 2025-04-02 07:05:50

HTTP (javascript)

Time of First Successful Submission: 2025-04-03 06:49:22

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-04-03 07:04:06

HTTP Forms (javascript)

Time of First Successful Submission: 2025-04-03 09:37:08

cat

Time of First Successful Submission: 2025-04-03 09:42:53

more

Time of First Successful Submission: 2025-04-03 09:45:42

less

Time of First Successful Submission: 2025-04-03 09:46:12

tail

Time of First Successful Submission: 2025-04-03 09:47:12

head

Time of First Successful Submission: 2025-04-03 09:47:34

sort

Time of First Successful Submission: 2025-04-03 09:47:58

vim

Time of First Successful Submission: 2025-04-03 09:48:39

emacs

Time of First Successful Submission: 2025-04-03 09:49:06

nano

Time of First Successful Submission: 2025-04-03 09:49:35

rev

Time of First Successful Submission: 2025-04-03 09:50:04

od

Time of First Successful Submission: 2025-04-03 09:53:08

hd

Time of First Successful Submission: 2025-04-03 09:54:18

xxd

Time of First Successful Submission: 2025-04-03 09:58:03

base32

Time of First Successful Submission: 2025-04-03 09:58:47

base64

Time of First Successful Submission: 2025-04-03 09:59:17

split

Time of First Successful Submission: 2025-04-03 10:00:05

gzip

Time of First Successful Submission: 2025-04-03 10:02:38

bzip2

Time of First Successful Submission: 2025-04-03 10:06:08

zip

Time of First Successful Submission: 2025-04-03 10:05:46

tar

Time of First Successful Submission: 2025-04-03 10:08:09

ar

Time of First Successful Submission: 2025-04-03 10:12:12

cpio

Time of First Successful Submission: 2025-04-03 10:14:49

genisoimage

Time of First Successful Submission: 2025-04-03 10:33:12

env

Time of First Successful Submission: 2025-04-03 17:02:25

find

Time of First Successful Submission: 2025-04-03 17:07:18

make

Time of First Successful Submission: 2025-04-03 17:08:36

nice

Time of First Successful Submission: 2025-04-03 17:09:09

timeout

Time of First Successful Submission: 2025-04-03 17:10:04

stdbuf

Time of First Successful Submission: 2025-04-03 17:11:20

setarch

Time of First Successful Submission: 2025-04-03 17:44:28

watch

Time of First Successful Submission: 2025-04-03 18:31:11

socat

Time of First Successful Submission: 2025-04-03 18:40:13

whiptail

Time of First Successful Submission: 2025-04-03 18:48:39

awk

Time of First Successful Submission: 2025-04-03 18:52:40

sed

Time of First Successful Submission: 2025-04-03 18:54:50

ed

Time of First Successful Submission: 2025-04-03 18:58:00

chown

Time of First Successful Submission: 2025-04-03 18:59:28

chmod

Time of First Successful Submission: 2025-04-03 19:00:37

cp

Time of First Successful Submission: 2025-04-03 19:08:59

mv

Time of First Successful Submission: 2025-04-03 19:42:55

perl

Time of First Successful Submission: 2025-04-03 19:47:54

python

Time of First Successful Submission: 2025-04-03 19:51:11

ruby

Time of First Successful Submission: 2025-04-03 19:52:54

bash

Time of First Successful Submission: 2025-04-03 20:00:02

date

Time of First Successful Submission: 2025-04-03 20:00:59

dmesg

Time of First Successful Submission: 2025-04-03 20:02:11

wc

Time of First Successful Submission: 2025-04-03 20:03:50

gcc

Time of First Successful Submission: 2025-04-03 20:11:08

as

Time of First Successful Submission: 2025-04-03 20:11:49

wget

Time of First Successful Submission: 2025-04-03 20:21:42

ssh-keygen

Time of First Successful Submission: 2025-04-04 07:06:47

SQL Queries

Time of First Successful Submission: 2025-04-10 15:56:28

Filtering SQL

Time of First Successful Submission: 2025-04-10 16:00:06

Choosing Columns

Time of First Successful Submission: 2025-04-10 16:02:45

Exclusionary Filtering

Time of First Successful Submission: 2025-04-10 19:53:51

Filtering Strings

Time of First Successful Submission: 2025-04-10 19:56:32

Filtering on Expressions

Time of First Successful Submission: 2025-04-10 20:00:45

SELECTing Expressions

Time of First Successful Submission: 2025-04-10 20:08:51

Composite Conditions

Time of First Successful Submission: 2025-04-10 20:12:22

Reaching Your LIMITs

Time of First Successful Submission: 2025-04-10 20:15:03

Querying Metadata

Time of First Successful Submission: 2025-04-10 20:19:25


DSU Cyber Camps

12 / 104 3342 / 51208


Using the Terminal

Time of First Successful Submission: 2026-06-20 09:00:12

Using the VSCode Workspace

Time of First Successful Submission: 2024-05-28 16:31:55

Using the GUI Desktop

Time of First Successful Submission: 2025-03-23 06:27:37

Pasting into the Desktop

Time of First Successful Submission: 2025-03-23 06:29:31

Connecting over SSH

Time of First Successful Submission: 2026-06-20 09:19:40

Restarting Challenges

Time of First Successful Submission: 2025-03-23 06:32:27

Getting Help

Time of First Successful Submission: 2025-03-23 06:37:00

Challenge Programs

Time of First Successful Submission: 2025-03-23 06:40:17

The Flag File

Time of First Successful Submission: 2025-03-23 06:50:36

Using Privileged Mode

Time of First Successful Submission: 2025-03-23 06:54:38

Persistent Home Directories - One

Time of First Successful Submission: 2025-03-23 07:01:04

Persistent Home Directories - Two

Time of First Successful Submission: 2025-03-23 07:02:46


GCA CTF

12 / 104 3342 / 51208


Using the Terminal

Time of First Successful Submission: 2026-06-20 09:00:12

Using the VSCode Workspace

Time of First Successful Submission: 2024-05-28 16:31:55

Using the GUI Desktop

Time of First Successful Submission: 2025-03-23 06:27:37

Pasting into the Desktop

Time of First Successful Submission: 2025-03-23 06:29:31

Connecting over SSH

Time of First Successful Submission: 2026-06-20 09:19:40

Restarting Challenges

Time of First Successful Submission: 2025-03-23 06:32:27

Getting Help

Time of First Successful Submission: 2025-03-23 06:37:00

Challenge Programs

Time of First Successful Submission: 2025-03-23 06:40:17

The Flag File

Time of First Successful Submission: 2025-03-23 06:50:36

Using Privileged Mode

Time of First Successful Submission: 2025-03-23 06:54:38

Persistent Home Directories - One

Time of First Successful Submission: 2025-03-23 07:01:04

Persistent Home Directories - Two

Time of First Successful Submission: 2025-03-23 07:02:46