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pwn.college Archives

140 / 202 771 / 22881


level1

Time of First Successful Submission: 2024-01-17 11:10:39

level2

Time of First Successful Submission: 2024-01-17 11:15:44

level3

Time of First Successful Submission: 2024-01-17 11:17:40

level4

Time of First Successful Submission: 2024-01-17 11:28:48

level5

Time of First Successful Submission: 2024-01-17 11:35:14

level6

Time of First Successful Submission: 2024-01-17 11:39:49

level7

Time of First Successful Submission: 2024-01-17 11:41:23

level8

Time of First Successful Submission: 2024-01-17 12:02:23

level9

Time of First Successful Submission: 2024-01-17 12:07:00

level10

Time of First Successful Submission: 2024-01-17 12:15:57

level11

Time of First Successful Submission: 2024-01-17 12:17:54

level12

Time of First Successful Submission: 2024-01-17 12:34:17

level13

Time of First Successful Submission: 2024-01-17 12:36:38

level14

Time of First Successful Submission: 2024-01-17 12:39:42

level15

Time of First Successful Submission: 2024-01-17 13:05:04

level16

Time of First Successful Submission: 2024-01-18 03:33:07

level17

Time of First Successful Submission: 2024-01-18 03:40:01

level18

Time of First Successful Submission: 2024-01-18 03:46:52

level19

Time of First Successful Submission: 2024-01-18 06:19:47

level20

Time of First Successful Submission: 2024-01-18 07:06:00

level21

Time of First Successful Submission: 2024-01-18 07:15:34

level22

Time of First Successful Submission: 2024-01-18 11:21:49

level23

Time of First Successful Submission: 2024-01-18 11:32:10

level24

Time of First Successful Submission: 2024-01-18 11:47:12

level25

Time of First Successful Submission: 2024-01-18 11:54:51

level26

Time of First Successful Submission: 2024-01-18 12:04:14

level27

Time of First Successful Submission: 2024-01-18 12:07:36

level28

Time of First Successful Submission: 2024-01-18 12:12:06

level29

Time of First Successful Submission: 2024-01-18 12:33:32

level30

Time of First Successful Submission: 2024-01-18 12:40:23

level31

Time of First Successful Submission: 2024-01-18 12:43:04

level32

Time of First Successful Submission: 2024-01-18 12:55:56

level33

Time of First Successful Submission: 2024-01-18 13:17:52

level34

Time of First Successful Submission: 2024-01-18 13:36:16

level35

Time of First Successful Submission: 2024-01-18 13:41:01

level36

Time of First Successful Submission: 2024-01-18 13:45:41

level37

Time of First Successful Submission: 2024-01-18 13:49:48

level38

Time of First Successful Submission: 2024-01-18 13:51:00

level39

Time of First Successful Submission: 2024-01-18 13:52:05

level40

Time of First Successful Submission: 2024-01-18 14:20:36

level41

Time of First Successful Submission: 2024-01-18 15:05:24

level42

Time of First Successful Submission: 2024-01-18 15:16:29

level43

Time of First Successful Submission: 2024-01-18 15:18:28

level44

Time of First Successful Submission: 2024-01-18 15:21:03

level45

Time of First Successful Submission: 2024-01-18 15:22:46

level46

Time of First Successful Submission: 2024-01-18 15:30:32

level47

Time of First Successful Submission: 2024-01-18 15:33:28

level48

Time of First Successful Submission: 2024-01-19 04:25:46

level49

Time of First Successful Submission: 2024-01-19 04:55:55

level50

Time of First Successful Submission: 2024-01-19 05:08:50

level51

Time of First Successful Submission: 2024-01-19 05:24:46

level52

Time of First Successful Submission: 2024-01-19 08:48:15

level53

Time of First Successful Submission: 2024-02-07 12:49:49

level54

Time of First Successful Submission: 2024-01-19 11:04:09

level55

Time of First Successful Submission: 2024-01-19 11:07:49

level56

Time of First Successful Submission: 2024-01-19 11:12:36

level57

Time of First Successful Submission: 2024-01-19 11:16:51

level58

Time of First Successful Submission: 2024-02-08 06:52:43

level59

Time of First Successful Submission: 2024-02-08 09:26:18

level60

Time of First Successful Submission: 2024-03-06 10:06:13

level61

Time of First Successful Submission: 2024-03-06 10:16:47

level62

Time of First Successful Submission: 2024-03-06 10:21:29

level63

Time of First Successful Submission: 2024-03-06 10:28:00

level66

Time of First Successful Submission: 2024-01-22 16:21:13

level67

Time of First Successful Submission: 2024-01-22 16:12:49

level68

Time of First Successful Submission: 2024-01-22 16:45:52

level70

Time of First Successful Submission: 2024-03-06 23:57:31

level71

Time of First Successful Submission: 2024-03-07 00:16:42

level72

Time of First Successful Submission: 2024-01-22 17:22:44

level73

Time of First Successful Submission: 2024-03-07 13:41:49

level74

Time of First Successful Submission: 2024-01-22 19:50:11

level76

Time of First Successful Submission: 2024-01-22 20:04:59

level77

Time of First Successful Submission: 2024-01-22 20:16:37

level78

Time of First Successful Submission: 2024-03-07 14:18:40

level79

Time of First Successful Submission: 2024-03-07 14:45:20

level80

Time of First Successful Submission: 2024-03-07 15:33:29

level82

Time of First Successful Submission: 2024-03-07 20:48:12

level83

Time of First Successful Submission: 2024-03-07 21:43:25

level85

Time of First Successful Submission: 2024-04-01 00:30:35

level86

Time of First Successful Submission: 2024-01-22 20:53:00

level87

Time of First Successful Submission: 2024-01-22 20:59:49

level88

Time of First Successful Submission: 2024-03-15 23:41:18

level89

Time of First Successful Submission: 2024-03-16 00:33:47

level90

Time of First Successful Submission: 2024-03-16 00:40:22

level91

Time of First Successful Submission: 2024-03-16 00:50:25

level92

Time of First Successful Submission: 2024-03-16 01:00:02

level93

Time of First Successful Submission: 2024-04-01 01:47:22

level94

Time of First Successful Submission: 2024-04-01 02:17:56

level95

Time of First Successful Submission: 2024-04-01 02:23:04

level96

Time of First Successful Submission: 2024-04-01 02:44:23

level97

Time of First Successful Submission: 2024-03-16 17:58:20

level98

Time of First Successful Submission: 2024-04-01 02:52:09

level99

Time of First Successful Submission: 2024-01-23 11:34:21

level100

Time of First Successful Submission: 2024-01-23 11:38:57

level101

Time of First Successful Submission: 2024-03-29 07:46:26

level103

Time of First Successful Submission: 2024-04-01 03:31:32

level104

Time of First Successful Submission: 2024-04-01 03:35:37

level105

Time of First Successful Submission: 2024-04-01 03:47:27

level106

Time of First Successful Submission: 2024-04-01 05:38:39

level107

Time of First Successful Submission: 2024-04-01 06:03:16

level108

Time of First Successful Submission: 2024-04-03 08:04:17

level109

Time of First Successful Submission: 2024-04-01 07:00:16

level110

Time of First Successful Submission: 2024-03-30 05:04:57

level111

Time of First Successful Submission: 2024-04-01 07:04:28

level112

Time of First Successful Submission: 2024-03-30 05:45:58

level113

Time of First Successful Submission: 2024-03-30 06:25:18

level114

Time of First Successful Submission: 2024-03-30 06:43:49

level115

Time of First Successful Submission: 2024-03-30 06:46:46

level116

Time of First Successful Submission: 2024-03-30 12:05:07

level117

Time of First Successful Submission: 2024-03-30 12:55:33

level118

Time of First Successful Submission: 2024-03-30 13:38:02

level119

Time of First Successful Submission: 2024-03-30 14:27:37

level120

Time of First Successful Submission: 2024-03-30 14:42:47

level121

Time of First Successful Submission: 2024-03-30 14:46:30

level122

Time of First Successful Submission: 2024-03-30 15:06:46

level123

Time of First Successful Submission: 2024-03-30 15:13:50

level124

Time of First Successful Submission: 2024-03-30 15:18:56

level125

Time of First Successful Submission: 2024-03-30 15:34:55

level127

Time of First Successful Submission: 2024-03-31 03:52:15

level128

Time of First Successful Submission: 2024-03-31 04:18:24

level132

Time of First Successful Submission: 2024-03-31 05:27:06

level133

Time of First Successful Submission: 2024-03-31 05:36:48

level137

Time of First Successful Submission: 2024-03-31 05:56:24

level138

Time of First Successful Submission: 2024-03-31 06:04:44

HTTP (curl)

Time of First Successful Submission: 2024-07-16 22:24:09

HTTP (python)

Time of First Successful Submission: 2024-07-16 22:41:34

URL Encoding (curl)

Time of First Successful Submission: 2024-07-16 23:24:46

URL Encoding (python)

Time of First Successful Submission: 2024-07-16 23:28:49

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2024-07-17 12:36:26

HTTP GET Parameters (python)

Time of First Successful Submission: 2024-07-17 12:39:03

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2024-07-26 02:07:41

Multiple Form Fields (python)

Time of First Successful Submission: 2024-07-26 03:39:51

HTTP JSON (curl)

Time of First Successful Submission: 2024-07-26 05:41:23

HTTP JSON (netcat)

Time of First Successful Submission: 2024-07-26 06:22:42

HTTP JSON (python)

Time of First Successful Submission: 2024-07-26 06:32:07

Complex HTTP JSON (curl)

Time of First Successful Submission: 2024-07-27 05:20:32

Complex HTTP JSON (netcat)

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

Complex HTTP JSON (python)

Time of First Successful Submission: 2024-07-27 05:34:36

Server State (curl)

Time of First Successful Submission: 2024-07-28 06:34:36

Server State (netcat)

Time of First Successful Submission: 2024-07-28 07:35:04


Intro to Programming Languages

15 / 234 10627 / 34420


Commands

Time of First Successful Submission: 2024-07-11 10:06:50

Command Arguments

Time of First Successful Submission: 2024-07-11 10:08:10

Command History

Time of First Successful Submission: 2026-05-23 10:36:32

The Root Path

Time of First Successful Submission: 2024-07-11 10:11:43

Absolute Paths

Time of First Successful Submission: 2024-07-11 10:12:24

Changing position

Time of First Successful Submission: 2024-07-11 10:13:44

Changing to an Absolute Path

Time of First Successful Submission: 2024-07-11 10:14:21

Relative Paths

Time of First Successful Submission: 2024-07-11 10:17:22

Cat

Time of First Successful Submission: 2024-07-13 08:22:34

Ls

Time of First Successful Submission: 2024-07-13 08:25:16

Ls All

Time of First Successful Submission: 2024-07-13 08:27:20

Find

Time of First Successful Submission: 2024-07-13 08:37:26

Piping Echo

Time of First Successful Submission: 2024-07-12 10:55:58

Piping Stdout

Time of First Successful Submission: 2024-07-12 10:56:54

Piping Stdin

Time of First Successful Submission: 2024-07-12 11:01:56


Intro to Cybersecurity

2 / 183 19089 / 21018


Connect

Time of First Successful Submission: 2026-01-12 14:49:38

Send

Time of First Successful Submission: 2026-01-12 14:54:08


Start Here

11 / 12 10039 / 46712


Using the Terminal

Time of First Successful Submission: 2026-05-23 10:44:47

Using the VSCode Workspace

Time of First Successful Submission: 2024-01-13 05:21:26

Using the GUI Desktop

Time of First Successful Submission: 2024-01-13 05:23:44

Pasting into the Desktop

Time of First Successful Submission: 2024-01-13 05:31:12

Restarting Challenges

Time of First Successful Submission: 2024-07-10 04:59:39

Challenge Programs

Time of First Successful Submission: 2024-05-21 16:39:23

The Flag File

Time of First Successful Submission: 2024-01-13 05:33:22

Using Privileged Mode

Time of First Successful Submission: 2024-01-13 05:38:30

Persistent Home Directories - One

Time of First Successful Submission: 2024-01-13 05:49:34

Persistent Home Directories - Two

Time of First Successful Submission: 2024-01-13 05:50:41


Linux Luminarium

128 / 128 3264 / 34882


Intro to Commands

Time of First Successful Submission: 2024-07-11 10:06:50

Intro to Arguments

Time of First Successful Submission: 2024-07-11 10:08:10

Command History

Time of First Successful Submission: 2026-05-23 10:36:32

The Root

Time of First Successful Submission: 2024-07-11 10:11:43

Program and absolute paths

Time of First Successful Submission: 2024-07-11 10:12:24

Position thy self

Time of First Successful Submission: 2024-07-11 10:13:44

Position elsewhere

Time of First Successful Submission: 2024-07-11 10:14:21

implicit relative paths, from /

Time of First Successful Submission: 2024-07-11 10:17:22

explicit relative paths, from /

Time of First Successful Submission: 2024-07-11 10:18:44

implicit relative path

Time of First Successful Submission: 2024-07-11 10:19:29

home sweet home

Time of First Successful Submission: 2024-07-11 10:25:03

cat: not the pet, but the command!

Time of First Successful Submission: 2024-07-13 08:22:34

catting absolute paths

Time of First Successful Submission: 2024-07-13 08:22:54

more catting practice

Time of First Successful Submission: 2024-07-13 08:23:40

grepping for a needle in a haystack

Time of First Successful Submission: 2024-07-13 08:24:46

comparing files

Time of First Successful Submission: 2026-05-23 10:38:47

listing files

Time of First Successful Submission: 2024-07-13 08:25:16

touching files

Time of First Successful Submission: 2024-07-13 08:25:50

removing files

Time of First Successful Submission: 2024-07-13 08:26:27

moving files

Time of First Successful Submission: 2026-05-23 23:41:14

copying files

Time of First Successful Submission: 2026-05-23 23:42:29

hidden files

Time of First Successful Submission: 2024-07-13 08:27:20

An Epic Filesystem Quest

Time of First Successful Submission: 2024-07-13 08:33:56

making directories

Time of First Successful Submission: 2024-07-13 08:34:39

finding files

Time of First Successful Submission: 2024-07-13 08:37:26

linking files

Time of First Successful Submission: 2026-05-23 23:54:04

Learning From Documentation

Time of First Successful Submission: 2024-07-12 08:29:58

Learning Complex Usage

Time of First Successful Submission: 2024-07-12 08:32:31

Reading Manuals

Time of First Successful Submission: 2024-07-12 08:41:29

Searching Manuals

Time of First Successful Submission: 2024-07-12 08:42:45

Searching For Manuals

Time of First Successful Submission: 2026-05-23 10:35:33

Helpful Programs

Time of First Successful Submission: 2024-07-12 09:51:06

Help for Builtins

Time of First Successful Submission: 2024-07-12 10:00:24

Matching with *

Time of First Successful Submission: 2024-07-12 10:05:22

Matching with ?

Time of First Successful Submission: 2024-07-12 10:08:16

Matching with []

Time of First Successful Submission: 2024-07-12 10:21:46

Matching paths with []

Time of First Successful Submission: 2024-07-12 10:28:53

Multiple globs

Time of First Successful Submission: 2026-05-24 00:01:42

Mixing globs

Time of First Successful Submission: 2024-07-12 10:33:06

Exclusionary globbing

Time of First Successful Submission: 2024-07-12 10:35:22

Tab completion

Time of First Successful Submission: 2026-05-24 00:22:39

Multiple options for tab completion

Time of First Successful Submission: 2026-05-24 00:25:26

Tab completion on commands

Time of First Successful Submission: 2026-05-24 00:27:33

Redirecting output

Time of First Successful Submission: 2024-07-12 10:55:58

Redirecting more output

Time of First Successful Submission: 2024-07-12 10:56:54

Appending output

Time of First Successful Submission: 2024-07-12 10:57:51

Redirecting errors

Time of First Successful Submission: 2024-07-12 11:00:36

Redirecting input

Time of First Successful Submission: 2024-07-12 11:01:56

Grepping stored results

Time of First Successful Submission: 2024-07-12 11:04:17

Grepping live output

Time of First Successful Submission: 2024-07-12 11:04:52

Grepping errors

Time of First Successful Submission: 2024-07-12 11:05:52

Filtering with grep -v

Time of First Successful Submission: 2026-05-24 01:02:45

Filtering with sed

Time of First Successful Submission: 2026-05-24 01:05:54

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-24 01:43:10

Process substitution for input

Time of First Successful Submission: 2026-05-24 02:00:05

Writing to multiple programs

Time of First Successful Submission: 2026-05-24 02:07:49

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-24 02:11:34

Named pipes

Time of First Successful Submission: 2026-05-24 02:53:00

Printing Variables

Time of First Successful Submission: 2024-07-12 11:30:21

Setting Variables

Time of First Successful Submission: 2024-07-12 11:32:49

Multi-word Variables

Time of First Successful Submission: 2024-07-12 11:33:49

Exporting Variables

Time of First Successful Submission: 2024-07-12 11:43:26

Printing Exported Variables

Time of First Successful Submission: 2024-07-12 11:31:02

Storing Command Output

Time of First Successful Submission: 2026-05-24 03:01:55

Reading Input

Time of First Successful Submission: 2024-07-12 11:49:23

Reading Files

Time of First Successful Submission: 2024-07-12 11:51:55

Translating characters

Time of First Successful Submission: 2026-05-23 09:51:13

Deleting characters

Time of First Successful Submission: 2026-05-23 09:53:31

Deleting newlines

Time of First Successful Submission: 2026-05-23 09:57:40

Extracting the first lines with head

Time of First Successful Submission: 2026-05-23 10:03:01

Extracting specific sections of text

Time of First Successful Submission: 2026-05-23 10:09:31

Sorting data

Time of First Successful Submission: 2026-05-23 10:22:16

Listing Processes

Time of First Successful Submission: 2024-07-12 14:31:58

Killing Processes

Time of First Successful Submission: 2024-07-12 14:33:07

Interrupting Processes

Time of First Successful Submission: 2024-07-12 14:33:51

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-24 03:14:35

Suspending Processes

Time of First Successful Submission: 2024-07-12 14:34:59

Resuming Processes

Time of First Successful Submission: 2024-07-12 14:35:53

Backgrounding Processes

Time of First Successful Submission: 2024-07-12 14:39:36

Foregrounding Processes

Time of First Successful Submission: 2024-07-12 14:41:43

Starting Backgrounded Processes

Time of First Successful Submission: 2024-07-12 14:43:20

Process Exit Codes

Time of First Successful Submission: 2026-05-24 03:17:40

Becoming root with su

Time of First Successful Submission: 2026-01-06 23:17:01

Other users with su

Time of First Successful Submission: 2026-01-06 23:19:15

Cracking passwords

Time of First Successful Submission: 2026-01-07 02:20:18

Using sudo

Time of First Successful Submission: 2026-01-07 02:33:00

Changing File Ownership

Time of First Successful Submission: 2024-07-13 05:55:51

Groups and Files

Time of First Successful Submission: 2024-07-13 06:39:12

Fun With Groups Names

Time of First Successful Submission: 2024-07-13 06:46:53

Changing Permissions

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

Executable Files

Time of First Successful Submission: 2024-07-13 07:08:40

Permission Tweaking Practice

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

Permissions Setting Practice

Time of First Successful Submission: 2024-07-13 07:37:37

The SUID Bit

Time of First Successful Submission: 2024-07-13 07:43:04

Chaining with Semicolons

Time of First Successful Submission: 2024-07-13 07:52:41

Building on Success

Time of First Successful Submission: 2026-05-24 03:28:02

Handling Failure

Time of First Successful Submission: 2026-05-24 03:30:04

Your First Shell Script

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

Redirecting Script Output

Time of First Successful Submission: 2024-07-13 08:00:57

Executable Shell Scripts

Time of First Successful Submission: 2024-07-13 08:02:33

Understanding Shebangs

Time of First Successful Submission: 2026-05-24 03:36:19

Scripting with Arguments

Time of First Successful Submission: 2026-05-24 03:41:02

Scripting with Conditionals

Time of First Successful Submission: 2026-05-24 03:57:16

Scripting with Default Cases

Time of First Successful Submission: 2026-05-24 04:00:46

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-24 04:04:49

Reading Shell Scripts

Time of First Successful Submission: 2026-05-24 04:06:24

Launching Screen

Time of First Successful Submission: 2026-01-07 02:42:43

Detaching and Attaching

Time of First Successful Submission: 2026-05-24 04:13:02

Finding Sessions

Time of First Successful Submission: 2026-05-24 05:15:27

Switching Windows

Time of First Successful Submission: 2026-05-24 05:17:39

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-24 05:32:54

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-24 05:36:09

The PATH Variable

Time of First Successful Submission: 2024-07-13 08:05:15

Setting PATH

Time of First Successful Submission: 2024-07-13 08:10:32

Finding Commands

Time of First Successful Submission: 2026-05-24 05:38:06

Adding Commands

Time of First Successful Submission: 2024-07-13 08:19:07

Hijacking Commands

Time of First Successful Submission: 2024-07-13 08:21:48

Bashrc Backdoor

Time of First Successful Submission: 2026-05-24 05:50:55

Sniffing Input

Time of First Successful Submission: 2026-05-24 06:23:01

Overshared Directories

Time of First Successful Submission: 2026-05-24 11:46:16

Tricky Linking

Time of First Successful Submission: 2026-05-24 10:25:36

Sniffing Process Arguments

Time of First Successful Submission: 2026-05-24 08:01:49

Snooping on Configurations

Time of First Successful Submission: 2026-05-24 07:41:32

The Fork Bomb

Time of First Successful Submission: 2026-05-27 15:15:42

Disk-Space Doomsday

Time of First Successful Submission: 2026-05-27 15:46:52

rm -rf /

Time of First Successful Submission: 2026-05-27 15:51:53

Life after rm -rf /

Time of First Successful Submission: 2026-05-27 16:12:50

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-05-27 16:28:07


Computing 101

94 / 94 583 / 22701


Your First Register

Time of First Successful Submission: 2026-05-29 11:35:17

Your First Syscall

Time of First Successful Submission: 2026-05-29 11:37:33

Exit Codes

Time of First Successful Submission: 2026-05-29 11:40:09

Building Executables

Time of First Successful Submission: 2026-05-29 11:46:12

Moving Between Registers

Time of First Successful Submission: 2026-05-29 12:02:13

Loading From Memory

Time of First Successful Submission: 2026-05-29 12:25:48

More Loading Practice

Time of First Successful Submission: 2026-05-29 12:27:14

Dereferencing Pointers

Time of First Successful Submission: 2026-05-29 12:59:58

Dereferencing Yourself

Time of First Successful Submission: 2026-05-29 13:05:11

Dereferencing with Offsets

Time of First Successful Submission: 2026-05-29 13:09:38

Stored Addresses

Time of First Successful Submission: 2026-05-29 13:16:28

Double Dereference

Time of First Successful Submission: 2026-05-29 13:20:41

The Stack

Time of First Successful Submission: 2026-05-29 14:48:19

Stack Offsets

Time of First Successful Submission: 2026-05-29 14:50:53

Program Arguments on the Stack

Time of First Successful Submission: 2026-05-29 14:55:50

Popping From the Stack

Time of First Successful Submission: 2026-05-29 15:10:50

Disassembling Programs

Time of First Successful Submission: 2026-05-29 15:24:33

Tracing Syscalls

Time of First Successful Submission: 2026-05-29 15:27:31

Starting GDB

Time of First Successful Submission: 2026-05-29 15:28:47

Quitting GDB

Time of First Successful Submission: 2026-05-29 15:29:29

Starting Programs in GDB

Time of First Successful Submission: 2026-05-29 15:30:53

Disassembling in GDB

Time of First Successful Submission: 2026-05-29 15:32:19

Stepping Through Instructions

Time of First Successful Submission: 2026-05-29 15:35:34

Reading Register Values

Time of First Successful Submission: 2026-05-29 15:37:19

Popping Stack Values

Time of First Successful Submission: 2026-05-29 15:45:03

Examining Memory

Time of First Successful Submission: 2026-05-29 15:47:06

Examining Stack Pointers

Time of First Successful Submission: 2026-05-29 15:53:38

Cooperative Debugging

Time of First Successful Submission: 2026-05-29 15:59:15

Writing Output

Time of First Successful Submission: 2026-05-29 16:25:38

Chaining Syscalls

Time of First Successful Submission: 2026-05-29 16:29:22

Writing Strings

Time of First Successful Submission: 2026-05-29 16:33:04

Reading Data

Time of First Successful Submission: 2026-05-29 16:51:08

Opening Files

Time of First Successful Submission: 2026-05-29 17:17:29

Hardcoding the Filename

Time of First Successful Submission: 2026-05-29 17:25:45

Comparing Values

Time of First Successful Submission: 2026-05-29 17:55:27

Comparing Characters

Time of First Successful Submission: 2026-05-29 19:49:49

Conditional Control Flow

Time of First Successful Submission: 2026-05-29 19:59:37

Comparing Strings

Time of First Successful Submission: 2026-05-29 20:14:05

Reverse the Password

Time of First Successful Submission: 2026-05-29 20:20:53

Conditionals Without Conditionals

Time of First Successful Submission: 2026-05-29 21:10:56

Looping

Time of First Successful Submission: 2026-05-29 21:23:22

Reverse the Calculation

Time of First Successful Submission: 2026-05-29 21:29:03

Reverse the Reverse

Time of First Successful Submission: 2026-05-29 21:31:38

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-05-29 21:34:46

Loops on Data

Time of First Successful Submission: 2026-05-29 21:36:28

set-register

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

set-multiple-registers

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

add-to-register

Time of First Successful Submission: 2024-04-04 07:32:43

linear-equation-registers

Time of First Successful Submission: 2024-04-04 08:00:15

integer-division

Time of First Successful Submission: 2024-04-07 21:36:32

modulo-operation

Time of First Successful Submission: 2024-04-07 21:26:41

set-upper-byte

Time of First Successful Submission: 2024-04-09 00:26:08

efficient-modulo

Time of First Successful Submission: 2024-04-22 15:06:03

byte-extraction

Time of First Successful Submission: 2024-04-22 16:25:50

bitwise-and

Time of First Successful Submission: 2024-04-23 02:31:35

check-even

Time of First Successful Submission: 2024-04-23 06:40:31

memory-read

Time of First Successful Submission: 2024-04-23 13:04:49

memory-write

Time of First Successful Submission: 2024-04-23 13:15:14

memory-increment

Time of First Successful Submission: 2024-04-23 13:32:55

byte-access

Time of First Successful Submission: 2024-04-23 13:38:49

memory-size-access

Time of First Successful Submission: 2024-04-23 13:45:35

little-endian-write

Time of First Successful Submission: 2024-04-23 17:30:32

memory-sum

Time of First Successful Submission: 2024-04-23 18:15:15

stack-subtraction

Time of First Successful Submission: 2024-04-24 03:51:48

swap-stack-values

Time of First Successful Submission: 2024-04-24 04:13:08

average-stack-values

Time of First Successful Submission: 2024-04-24 12:37:31

absolute-jump

Time of First Successful Submission: 2024-04-24 13:07:05

relative-jump

Time of First Successful Submission: 2024-04-24 16:10:06

jump-trampoline

Time of First Successful Submission: 2024-04-25 12:43:00

conditional-jump

Time of First Successful Submission: 2024-04-29 00:43:57

indirect-jump

Time of First Successful Submission: 2024-04-29 11:17:52

average-loop

Time of First Successful Submission: 2024-04-29 12:01:21

count-non-zero

Time of First Successful Submission: 2026-05-30 09:55:25

string-lower

Time of First Successful Submission: 2026-05-30 10:06:00

most-common-byte

Time of First Successful Submission: 2026-05-30 11:17:03

Exit

Time of First Successful Submission: 2024-07-30 07:34:12

Socket

Time of First Successful Submission: 2024-07-30 09:24:40

Bind

Time of First Successful Submission: 2026-05-30 15:23:47

Listen

Time of First Successful Submission: 2026-05-30 15:44:03

Accept

Time of First Successful Submission: 2026-05-30 15:51:00

Static Response

Time of First Successful Submission: 2026-05-30 16:08:30

Dynamic Response

Time of First Successful Submission: 2026-05-30 16:36:22

Iterative GET Server

Time of First Successful Submission: 2026-05-30 17:05:25

Concurrent GET Server

Time of First Successful Submission: 2026-05-30 17:28:48

Concurrent POST Server

Time of First Successful Submission: 2026-05-30 18:16:25

Web Server

Time of First Successful Submission: 2026-05-30 18:19:09

Debugging Programs

Time of First Successful Submission: 2024-05-01 15:18:29

Inspecting Registers

Time of First Successful Submission: 2024-05-01 15:52:15

Examining Memory

Time of First Successful Submission: 2024-05-14 09:40:17

Setting Breakpoints

Time of First Successful Submission: 2024-07-11 05:19:35

GDB Scripting

Time of First Successful Submission: 2024-07-11 06:40:40

Modifying Data

Time of First Successful Submission: 2024-07-11 07:09:08

Modifying Execution

Time of First Successful Submission: 2024-07-11 07:10:38

Broken Functions

Time of First Successful Submission: 2026-05-30 12:20:40


Playing With Programs

111 / 116 1087 / 23992


What's the password?

Time of First Successful Submission: 2026-05-30 18:30:42

... and again!

Time of First Successful Submission: 2026-05-30 18:31:26

Newline Troubles

Time of First Successful Submission: 2026-05-30 18:34:22

Reasoning about files

Time of First Successful Submission: 2026-05-30 18:39:32

Specifying Filenames

Time of First Successful Submission: 2026-05-30 18:42:38

Binary and Hex Encoding

Time of First Successful Submission: 2026-05-30 19:07:12

More Hex

Time of First Successful Submission: 2026-05-30 19:29:39

Decoding Hex

Time of First Successful Submission: 2026-05-30 19:31:27

Decoding Practice

Time of First Successful Submission: 2026-05-30 19:33:11

Encoding Practice

Time of First Successful Submission: 2026-05-30 19:35:23

Hex-encoding ASCII

Time of First Successful Submission: 2026-05-30 19:36:16

Nested Encoding

Time of First Successful Submission: 2026-05-30 19:40:19

Hex-encoding UTF-8

Time of First Successful Submission: 2026-05-30 19:41:10

UTF Mixups

Time of First Successful Submission: 2026-05-30 19:43:29

Modifying Encoded Data

Time of First Successful Submission: 2026-05-30 19:44:20

Decoding Base64

Time of First Successful Submission: 2026-05-30 19:46:06

Encoding Base64

Time of First Successful Submission: 2026-05-30 19:47:16

Dealing with Obfuscation

Time of First Successful Submission: 2026-05-30 19:48:01

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-05-30 19:48:47

Your First HTTP Request

Time of First Successful Submission: 2026-05-30 19:59:54

Reading Flask

Time of First Successful Submission: 2026-05-30 20:12:13

Commented Data

Time of First Successful Submission: 2026-05-30 20:18:07

HTTP Metadata

Time of First Successful Submission: 2026-05-30 20:30:58

HTTP (netcat)

Time of First Successful Submission: 2024-07-16 22:36:58

HTTP Paths (netcat)

Time of First Successful Submission: 2024-07-16 23:16:56

HTTP (curl)

Time of First Successful Submission: 2024-07-16 23:09:58

HTTP (python)

Time of First Successful Submission: 2024-07-16 23:20:31

HTTP Host Header (python)

Time of First Successful Submission: 2024-07-16 23:05:15

HTTP Host Header (curl)

Time of First Successful Submission: 2024-07-16 22:56:06

HTTP Host Header (netcat)

Time of First Successful Submission: 2024-07-16 23:02:04

URL Encoding (netcat)

Time of First Successful Submission: 2024-07-17 12:00:44

HTTP GET Parameters

Time of First Successful Submission: 2024-07-17 12:07:34

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2024-07-26 01:59:33

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2024-07-26 01:52:03

HTTP Forms

Time of First Successful Submission: 2026-05-30 20:23:27

HTTP Forms (curl)

Time of First Successful Submission: 2024-07-26 02:15:36

HTTP Forms (netcat)

Time of First Successful Submission: 2024-07-26 03:02:11

HTTP Forms (python)

Time of First Successful Submission: 2024-07-26 03:10:35

HTTP Forms Without Forms

Time of First Successful Submission: 2026-05-30 20:46:45

Multiple Form Fields (curl)

Time of First Successful Submission: 2024-07-26 03:26:54

Multiple Form Fields (netcat)

Time of First Successful Submission: 2024-07-26 03:30:49

HTTP Redirects (netcat)

Time of First Successful Submission: 2024-07-27 05:43:39

HTTP Redirects (curl)

Time of First Successful Submission: 2024-07-27 05:41:14

HTTP Redirects (python)

Time of First Successful Submission: 2024-07-27 05:45:12

HTTP Cookies (curl)

Time of First Successful Submission: 2024-07-28 05:52:48

HTTP Cookies (netcat)

Time of First Successful Submission: 2024-07-28 06:18:46

HTTP Cookies (python)

Time of First Successful Submission: 2024-07-28 06:21:31

Server State (python)

Time of First Successful Submission: 2024-07-28 07:36:33

Listening Web

Time of First Successful Submission: 2026-05-30 21:10:11

Speaking Redirects

Time of First Successful Submission: 2026-05-30 22:04:08

cat

Time of First Successful Submission: 2024-01-15 06:20:16

more

Time of First Successful Submission: 2024-01-15 06:23:38

less

Time of First Successful Submission: 2024-01-15 06:24:49

tail

Time of First Successful Submission: 2024-01-15 06:26:13

head

Time of First Successful Submission: 2024-01-15 06:27:06

sort

Time of First Successful Submission: 2024-01-15 06:28:01

vim

Time of First Successful Submission: 2024-01-15 06:28:55

emacs

Time of First Successful Submission: 2024-01-15 06:44:40

nano

Time of First Successful Submission: 2024-01-15 06:45:42

rev

Time of First Successful Submission: 2024-01-15 06:47:13

od

Time of First Successful Submission: 2024-01-15 07:19:42

hd

Time of First Successful Submission: 2024-01-15 07:22:02

xxd

Time of First Successful Submission: 2024-01-15 07:24:28

base32

Time of First Successful Submission: 2024-01-15 07:26:30

base64

Time of First Successful Submission: 2024-01-15 07:28:32

split

Time of First Successful Submission: 2024-01-15 07:36:53

gzip

Time of First Successful Submission: 2024-01-15 07:40:12

bzip2

Time of First Successful Submission: 2024-01-15 07:42:35

zip

Time of First Successful Submission: 2024-01-15 09:16:47

tar

Time of First Successful Submission: 2024-01-15 10:10:22

ar

Time of First Successful Submission: 2024-01-15 10:18:04

cpio

Time of First Successful Submission: 2024-01-15 10:31:09

genisoimage

Time of First Successful Submission: 2024-01-15 23:34:46

env

Time of First Successful Submission: 2024-01-16 09:05:17

find

Time of First Successful Submission: 2024-01-16 00:45:21

make

Time of First Successful Submission: 2024-01-16 07:18:28

nice

Time of First Successful Submission: 2024-01-16 12:54:59

timeout

Time of First Successful Submission: 2024-01-16 09:09:11

stdbuf

Time of First Successful Submission: 2024-01-16 09:10:59

setarch

Time of First Successful Submission: 2024-01-16 09:14:21

watch

Time of First Successful Submission: 2024-01-16 09:17:11

socat

Time of First Successful Submission: 2024-01-16 09:27:27

whiptail

Time of First Successful Submission: 2024-01-16 13:01:11

awk

Time of First Successful Submission: 2024-01-16 07:47:08

sed

Time of First Successful Submission: 2024-01-16 09:31:06

ed

Time of First Successful Submission: 2024-01-16 09:36:35

chown

Time of First Successful Submission: 2024-01-16 09:39:41

chmod

Time of First Successful Submission: 2024-01-16 13:08:27

cp

Time of First Successful Submission: 2024-01-16 10:08:15

mv

Time of First Successful Submission: 2024-01-16 02:26:42

perl

Time of First Successful Submission: 2024-01-16 02:06:51

python

Time of First Successful Submission: 2024-01-16 01:59:03

ruby

Time of First Successful Submission: 2024-01-16 01:51:31

bash

Time of First Successful Submission: 2024-01-16 10:09:57

date

Time of First Successful Submission: 2024-01-16 01:24:17

dmesg

Time of First Successful Submission: 2024-01-16 01:19:56

wc

Time of First Successful Submission: 2024-01-16 10:15:29

gcc

Time of First Successful Submission: 2024-01-16 07:37:03

as

Time of First Successful Submission: 2024-01-16 10:16:56

wget

Time of First Successful Submission: 2024-01-17 01:34:36

ssh-keygen

Time of First Successful Submission: 2024-01-17 01:01:38

SQL Queries

Time of First Successful Submission: 2026-01-09 07:23:32

Filtering SQL

Time of First Successful Submission: 2026-01-09 07:55:04

Choosing Columns

Time of First Successful Submission: 2026-01-09 08:02:25

Exclusionary Filtering

Time of First Successful Submission: 2026-01-09 08:04:10

Filtering Strings

Time of First Successful Submission: 2026-01-09 08:05:42

Filtering on Expressions

Time of First Successful Submission: 2026-01-09 08:07:18

SELECTing Expressions

Time of First Successful Submission: 2026-01-09 08:42:09

Composite Conditions

Time of First Successful Submission: 2026-01-09 09:30:24

Reaching Your LIMITs

Time of First Successful Submission: 2026-01-09 09:38:47

Querying Metadata

Time of First Successful Submission: 2026-01-09 09:44:54


DSU Cyber Camps

11 / 104 10203 / 47007


Using the Terminal

Time of First Successful Submission: 2026-05-23 10:44:47

Using the VSCode Workspace

Time of First Successful Submission: 2024-01-13 05:21:26

Using the GUI Desktop

Time of First Successful Submission: 2024-01-13 05:23:44

Pasting into the Desktop

Time of First Successful Submission: 2024-01-13 05:31:12

Restarting Challenges

Time of First Successful Submission: 2024-07-10 04:59:39

Getting Help

Time of First Successful Submission: 2025-04-12 04:53:49

Challenge Programs

Time of First Successful Submission: 2024-05-21 16:39:23

The Flag File

Time of First Successful Submission: 2024-01-13 05:33:22

Using Privileged Mode

Time of First Successful Submission: 2024-01-13 05:38:30

Persistent Home Directories - One

Time of First Successful Submission: 2024-01-13 05:49:34

Persistent Home Directories - Two

Time of First Successful Submission: 2024-01-13 05:50:41


GCA CTF

11 / 104 10203 / 47007


Using the Terminal

Time of First Successful Submission: 2026-05-23 10:44:47

Using the VSCode Workspace

Time of First Successful Submission: 2024-01-13 05:21:26

Using the GUI Desktop

Time of First Successful Submission: 2024-01-13 05:23:44

Pasting into the Desktop

Time of First Successful Submission: 2024-01-13 05:31:12

Restarting Challenges

Time of First Successful Submission: 2024-07-10 04:59:39

Getting Help

Time of First Successful Submission: 2025-04-12 04:53:49

Challenge Programs

Time of First Successful Submission: 2024-05-21 16:39:23

The Flag File

Time of First Successful Submission: 2024-01-13 05:33:22

Using Privileged Mode

Time of First Successful Submission: 2024-01-13 05:38:30

Persistent Home Directories - One

Time of First Successful Submission: 2024-01-13 05:49:34

Persistent Home Directories - Two

Time of First Successful Submission: 2024-01-13 05:50:41