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ARM Architecture

23 / 28 111 / 832


Level1

Time of First Successful Submission: 2026-05-20 03:12:01

Level2

Time of First Successful Submission: 2026-05-20 03:18:15

Level3

Time of First Successful Submission: 2026-05-20 03:21:29

Level4

Time of First Successful Submission: 2026-05-20 03:24:11

Level5

Time of First Successful Submission: 2026-05-20 03:32:52

Level6

Time of First Successful Submission: 2026-05-20 03:52:53

Level7

Time of First Successful Submission: 2026-05-20 13:44:24

Level8

Time of First Successful Submission: 2026-05-20 13:50:08

Level9

Time of First Successful Submission: 2026-05-20 14:19:18

Level10

Time of First Successful Submission: 2026-05-22 21:01:18

Level11

Time of First Successful Submission: 2026-05-22 21:16:04

Level12

Time of First Successful Submission: 2026-05-22 21:26:43

Level13

Time of First Successful Submission: 2026-05-22 21:49:29

Level14

Time of First Successful Submission: 2026-05-22 22:13:46

Level15

Time of First Successful Submission: 2026-05-23 01:45:16

level-1-0

Time of First Successful Submission: 2026-09-08 20:38:23

level-1-1

Time of First Successful Submission: 2026-09-08 21:11:36

level-2-0

Time of First Successful Submission: 2026-09-08 23:52:35

level-2-1

Time of First Successful Submission: 2026-09-08 23:58:06

level-3-0

Time of First Successful Submission: 2026-09-09 19:13:26

level-3-1

Time of First Successful Submission: 2026-09-09 19:21:24

level-3-0-a

Time of First Successful Submission: 2026-09-10 02:52:24

level-3-1-a

Time of First Successful Submission: 2026-09-10 03:39:25


Intro to Programming Languages

15 / 253 11069 / 48456


Commands

Time of First Successful Submission: 2024-09-07 03:10:46

Command Arguments

Time of First Successful Submission: 2024-09-07 03:11:34

Command History

Time of First Successful Submission: 2026-05-23 14:53:59

The Root Path

Time of First Successful Submission: 2024-09-07 03:12:51

Absolute Paths

Time of First Successful Submission: 2024-09-07 03:13:16

Changing position

Time of First Successful Submission: 2024-09-07 03:14:05

Changing to an Absolute Path

Time of First Successful Submission: 2024-09-07 03:14:38

Relative Paths

Time of First Successful Submission: 2024-09-07 03:15:34

Cat

Time of First Successful Submission: 2024-09-07 03:18:03

Ls

Time of First Successful Submission: 2024-09-07 03:20:43

Ls All

Time of First Successful Submission: 2024-09-07 03:24:01

Find

Time of First Successful Submission: 2024-09-07 03:36:06

Piping Echo

Time of First Successful Submission: 2024-09-07 04:01:44

Piping Stdout

Time of First Successful Submission: 2024-09-07 04:02:23

Piping Stdin

Time of First Successful Submission: 2024-09-07 04:04:49


XNU Dojo

23 / 61 134 / 854


Level1

Time of First Successful Submission: 2026-05-20 03:12:01

Level2

Time of First Successful Submission: 2026-05-20 03:18:15

Level3

Time of First Successful Submission: 2026-05-20 03:21:29

Level4

Time of First Successful Submission: 2026-05-20 03:24:11

Level5

Time of First Successful Submission: 2026-05-20 03:32:52

Level6

Time of First Successful Submission: 2026-05-20 03:52:53

Level7

Time of First Successful Submission: 2026-05-20 13:44:24

Level8

Time of First Successful Submission: 2026-05-20 13:50:08

Level9

Time of First Successful Submission: 2026-05-20 14:19:18

Level10

Time of First Successful Submission: 2026-05-22 21:01:18

Level11

Time of First Successful Submission: 2026-05-22 21:16:04

Level12

Time of First Successful Submission: 2026-05-22 21:26:43

Level13

Time of First Successful Submission: 2026-05-22 21:49:29

Level14

Time of First Successful Submission: 2026-05-22 22:13:46

Level15

Time of First Successful Submission: 2026-05-23 01:45:16

level-1-0

Time of First Successful Submission: 2026-09-08 20:38:23

level-1-1

Time of First Successful Submission: 2026-09-08 21:11:36

level-2-0

Time of First Successful Submission: 2026-09-08 23:52:35

level-2-1

Time of First Successful Submission: 2026-09-08 23:58:06

level-3-0

Time of First Successful Submission: 2026-09-09 19:13:26

level-3-1

Time of First Successful Submission: 2026-09-09 19:21:24

level-3-0-a

Time of First Successful Submission: 2026-09-10 02:52:24

level-3-1-a

Time of First Successful Submission: 2026-09-10 03:39:25


Intro to Cybersecurity

42 / 183 8260 / 24723


SQLi 1

Time of First Successful Submission: 2024-11-08 16:25:57

SQLi 2

Time of First Successful Submission: 2024-11-08 16:33:23

SQLi 3

Time of First Successful Submission: 2024-11-08 16:45:26

SQLi 4

Time of First Successful Submission: 2024-11-08 16:50:10

SQLi 5

Time of First Successful Submission: 2024-11-08 18:21:55

XSS 1

Time of First Successful Submission: 2024-11-08 22:17:11

XSS 2

Time of First Successful Submission: 2024-11-08 22:22:56

XSS 3

Time of First Successful Submission: 2024-11-08 22:30:19

XSS 4

Time of First Successful Submission: 2024-11-08 22:36:43

XSS 5

Time of First Successful Submission: 2024-11-08 22:55:59

XSS 6

Time of First Successful Submission: 2024-11-08 23:08:20

XSS 7

Time of First Successful Submission: 2024-11-08 23:54:05

CSRF 1

Time of First Successful Submission: 2024-11-09 02:52:23

CSRF 2

Time of First Successful Submission: 2024-11-09 03:01:56

CSRF 3

Time of First Successful Submission: 2024-11-09 03:41:55

CSRF 4

Time of First Successful Submission: 2024-11-09 03:49:19

CSRF 5

Time of First Successful Submission: 2024-11-09 04:09:29

level1

Time of First Successful Submission: 2024-09-09 15:35:39

level2

Time of First Successful Submission: 2024-09-09 15:37:01

level3

Time of First Successful Submission: 2024-09-09 15:37:58

level4

Time of First Successful Submission: 2024-09-09 15:38:25

level5

Time of First Successful Submission: 2024-09-09 15:47:02

level6

Time of First Successful Submission: 2024-09-09 15:50:19

level7

Time of First Successful Submission: 2024-09-09 15:51:03

level8

Time of First Successful Submission: 2024-09-09 15:51:42

level9

Time of First Successful Submission: 2024-09-09 15:52:07

level10

Time of First Successful Submission: 2024-09-09 15:55:15

level11

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

level12

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

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2024-12-08 04:53:07

Reading Endianness (x86)

Time of First Successful Submission: 2024-12-08 04:56:56

Version Information (x86)

Time of First Successful Submission: 2024-12-08 05:14:35

Metadata and Data (x86)

Time of First Successful Submission: 2024-12-08 05:31:15

Input Restrictions (x86)

Time of First Successful Submission: 2024-12-08 05:35:58

Behold the cIMG! (x86)

Time of First Successful Submission: 2024-12-08 05:56:41

A Basic cIMG (x86)

Time of First Successful Submission: 2024-12-09 17:43:54

Internal State (x86)

Time of First Successful Submission: 2024-12-11 05:10:59

File Formats: Directives (x86)

Time of First Successful Submission: 2025-01-05 01:43:32

Your First Overflow (easy)

Time of First Successful Submission: 2024-09-18 21:20:29

Your First Overflow (hard)

Time of First Successful Submission: 2024-09-18 21:22:03

Precision (easy)

Time of First Successful Submission: 2026-04-26 02:19:54

Variable Control (easy)

Time of First Successful Submission: 2024-09-18 21:44:17


System Security

12 / 93 2119 / 3793


chroot-escape-basic

Time of First Successful Submission: 2026-04-26 02:49:04

level1.0

Time of First Successful Submission: 2026-05-02 02:38:10

level1.1

Time of First Successful Submission: 2026-05-02 02:42:32

level2.0

Time of First Successful Submission: 2026-05-02 03:03:20

level2.1

Time of First Successful Submission: 2026-05-02 03:17:32

level3.0

Time of First Successful Submission: 2026-05-02 03:20:49

level3.1

Time of First Successful Submission: 2026-05-02 03:22:33

level4.0

Time of First Successful Submission: 2026-05-02 03:37:43

level4.1

Time of First Successful Submission: 2026-05-02 03:39:46

level5.0

Time of First Successful Submission: 2026-05-02 14:26:18

level5.1

Time of First Successful Submission: 2026-05-02 14:29:46

level6.0

Time of First Successful Submission: 2026-05-03 04:42:36


Start Here

10 / 10 11139 / 67093


Using the Terminal

Time of First Successful Submission: 2026-04-26 01:56:39

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-26 01:58:45

Using the GUI Desktop

Time of First Successful Submission: 2026-04-26 01:59:55

Pasting into the Desktop

Time of First Successful Submission: 2026-04-26 02:00:53

Restarting Challenges

Time of First Successful Submission: 2026-04-26 02:04:07

Challenge Programs

Time of First Successful Submission: 2026-04-26 02:06:17

The Flag File

Time of First Successful Submission: 2026-04-26 02:07:07

Using Privileged Mode

Time of First Successful Submission: 2026-04-26 02:08:40

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-26 02:10:00

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-26 02:10:22


Linux Luminarium

93 / 128 10633 / 49125


Intro to Commands

Time of First Successful Submission: 2024-09-07 03:10:46

Intro to Arguments

Time of First Successful Submission: 2024-09-07 03:11:34

Command History

Time of First Successful Submission: 2026-05-23 14:53:59

The Root

Time of First Successful Submission: 2024-09-07 03:12:51

Program and absolute paths

Time of First Successful Submission: 2024-09-07 03:13:16

Position thy self

Time of First Successful Submission: 2024-09-07 03:14:05

Position elsewhere

Time of First Successful Submission: 2024-09-07 03:14:38

implicit relative paths, from /

Time of First Successful Submission: 2024-09-07 03:15:34

explicit relative paths, from /

Time of First Successful Submission: 2024-09-07 03:15:57

implicit relative path

Time of First Successful Submission: 2024-09-07 03:16:20

home sweet home

Time of First Successful Submission: 2024-09-07 03:17:08

cat: not the pet, but the command!

Time of First Successful Submission: 2024-09-07 03:18:03

catting absolute paths

Time of First Successful Submission: 2024-09-07 03:18:25

more catting practice

Time of First Successful Submission: 2024-09-07 03:19:04

grepping for a needle in a haystack

Time of First Successful Submission: 2024-09-07 03:19:36

comparing files

Time of First Successful Submission: 2026-05-23 14:55:07

listing files

Time of First Successful Submission: 2024-09-07 03:20:43

touching files

Time of First Successful Submission: 2024-09-07 03:23:04

removing files

Time of First Successful Submission: 2024-09-07 03:23:25

moving files

Time of First Successful Submission: 2026-05-23 14:56:16

copying files

Time of First Successful Submission: 2026-05-23 14:57:24

hidden files

Time of First Successful Submission: 2024-09-07 03:24:01

An Epic Filesystem Quest

Time of First Successful Submission: 2024-09-07 03:29:35

making directories

Time of First Successful Submission: 2024-09-07 03:30:11

finding files

Time of First Successful Submission: 2024-09-07 03:36:06

linking files

Time of First Successful Submission: 2024-09-07 03:37:24

Learning From Documentation

Time of First Successful Submission: 2024-09-07 03:38:02

Learning Complex Usage

Time of First Successful Submission: 2024-09-07 03:40:22

Reading Manuals

Time of First Successful Submission: 2024-09-07 03:42:40

Searching Manuals

Time of First Successful Submission: 2024-09-07 03:43:22

Searching For Manuals

Time of First Successful Submission: 2024-09-07 03:44:52

Helpful Programs

Time of First Successful Submission: 2024-09-07 03:46:10

Help for Builtins

Time of First Successful Submission: 2024-09-07 03:47:01

Matching with *

Time of First Successful Submission: 2024-09-07 03:47:58

Matching with ?

Time of First Successful Submission: 2024-09-07 03:48:36

Matching with []

Time of First Successful Submission: 2024-09-07 03:49:25

Matching paths with []

Time of First Successful Submission: 2024-09-07 03:49:57

Mixing globs

Time of First Successful Submission: 2024-09-07 03:59:05

Exclusionary globbing

Time of First Successful Submission: 2024-09-07 04:00:50

Redirecting output

Time of First Successful Submission: 2024-09-07 04:01:44

Redirecting more output

Time of First Successful Submission: 2024-09-07 04:02:23

Appending output

Time of First Successful Submission: 2024-09-07 04:03:26

Redirecting errors

Time of First Successful Submission: 2024-09-07 04:04:08

Redirecting input

Time of First Successful Submission: 2024-09-07 04:04:49

Grepping stored results

Time of First Successful Submission: 2024-09-07 04:06:02

Grepping live output

Time of First Successful Submission: 2024-09-07 04:06:34

Grepping errors

Time of First Successful Submission: 2024-09-07 04:07:18

Duplicating piped data with tee

Time of First Successful Submission: 2024-09-07 04:12:54

Writing to multiple programs

Time of First Successful Submission: 2024-09-07 04:16:48

Split-piping stderr and stdout

Time of First Successful Submission: 2024-09-07 04:18:56

Printing Variables

Time of First Successful Submission: 2024-09-09 14:21:12

Setting Variables

Time of First Successful Submission: 2024-09-09 14:22:16

Multi-word Variables

Time of First Successful Submission: 2024-09-09 14:22:43

Exporting Variables

Time of First Successful Submission: 2024-09-09 14:23:30

Printing Exported Variables

Time of First Successful Submission: 2024-09-09 14:25:24

Storing Command Output

Time of First Successful Submission: 2024-09-09 14:26:53

Reading Input

Time of First Successful Submission: 2024-09-09 14:28:41

Reading Files

Time of First Successful Submission: 2024-09-09 14:30:26

Translating characters

Time of First Successful Submission: 2026-05-23 15:01:27

Deleting characters

Time of First Successful Submission: 2026-05-23 15:02:08

Deleting newlines

Time of First Successful Submission: 2026-05-23 15:02:54

Extracting the first lines with head

Time of First Successful Submission: 2026-05-23 15:04:02

Extracting specific sections of text

Time of First Successful Submission: 2026-05-23 15:05:29

Sorting data

Time of First Successful Submission: 2026-05-23 15:08:10

Listing Processes

Time of First Successful Submission: 2024-09-09 14:33:11

Killing Processes

Time of First Successful Submission: 2024-09-09 14:34:19

Interrupting Processes

Time of First Successful Submission: 2024-09-09 14:34:48

Suspending Processes

Time of First Successful Submission: 2024-09-09 14:35:24

Resuming Processes

Time of First Successful Submission: 2024-09-09 14:35:46

Backgrounding Processes

Time of First Successful Submission: 2024-09-09 14:37:32

Foregrounding Processes

Time of First Successful Submission: 2024-09-09 14:38:26

Starting Backgrounded Processes

Time of First Successful Submission: 2024-09-09 14:38:48

Process Exit Codes

Time of First Successful Submission: 2024-09-09 14:39:39

Becoming root with su

Time of First Successful Submission: 2024-09-09 14:58:05

Other users with su

Time of First Successful Submission: 2024-09-09 14:58:32

Cracking passwords

Time of First Successful Submission: 2024-09-09 15:03:04

Using sudo

Time of First Successful Submission: 2024-09-09 15:05:12

Changing File Ownership

Time of First Successful Submission: 2024-09-09 14:41:01

Groups and Files

Time of First Successful Submission: 2024-09-09 14:41:56

Fun With Groups Names

Time of First Successful Submission: 2024-09-09 14:43:06

Changing Permissions

Time of First Successful Submission: 2024-09-09 14:44:23

Executable Files

Time of First Successful Submission: 2024-09-09 14:44:55

Permission Tweaking Practice

Time of First Successful Submission: 2024-09-09 14:48:09

Permissions Setting Practice

Time of First Successful Submission: 2024-09-09 14:51:53

The SUID Bit

Time of First Successful Submission: 2024-09-09 14:54:17

Chaining with Semicolons

Time of First Successful Submission: 2024-09-09 15:07:02

Your First Shell Script

Time of First Successful Submission: 2024-09-09 15:08:27

Redirecting Script Output

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

Executable Shell Scripts

Time of First Successful Submission: 2024-09-09 15:10:41

The PATH Variable

Time of First Successful Submission: 2024-09-09 15:12:02

Setting PATH

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

Adding Commands

Time of First Successful Submission: 2024-09-09 15:15:42

Hijacking Commands

Time of First Successful Submission: 2024-09-09 15:17:55


Computing 101

2 / 132 22980 / 23847


Your First Register

Time of First Successful Submission: 2026-09-08 04:09:13

Your First Syscall

Time of First Successful Submission: 2026-09-08 04:10:27


DSU Cyber Camps

11 / 104 12470 / 67508


Using the Terminal

Time of First Successful Submission: 2026-04-26 01:56:39

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-26 01:58:45

Using the GUI Desktop

Time of First Successful Submission: 2026-04-26 01:59:55

Pasting into the Desktop

Time of First Successful Submission: 2026-04-26 02:00:53

Connecting over SSH

Time of First Successful Submission: 2026-04-26 02:02:26

Restarting Challenges

Time of First Successful Submission: 2026-04-26 02:04:07

Challenge Programs

Time of First Successful Submission: 2026-04-26 02:06:17

The Flag File

Time of First Successful Submission: 2026-04-26 02:07:07

Using Privileged Mode

Time of First Successful Submission: 2026-04-26 02:08:40

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-26 02:10:00

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-26 02:10:22


GCA CTF

11 / 104 12470 / 67508


Using the Terminal

Time of First Successful Submission: 2026-04-26 01:56:39

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-26 01:58:45

Using the GUI Desktop

Time of First Successful Submission: 2026-04-26 01:59:55

Pasting into the Desktop

Time of First Successful Submission: 2026-04-26 02:00:53

Connecting over SSH

Time of First Successful Submission: 2026-04-26 02:02:26

Restarting Challenges

Time of First Successful Submission: 2026-04-26 02:04:07

Challenge Programs

Time of First Successful Submission: 2026-04-26 02:06:17

The Flag File

Time of First Successful Submission: 2026-04-26 02:07:07

Using Privileged Mode

Time of First Successful Submission: 2026-04-26 02:08:40

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-26 02:10:00

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-26 02:10:22


x86 Exploitation

8 / 8 22 / 46


Remember This?

Time of First Successful Submission: 2026-08-26 23:55:49

Args Everywhere

Time of First Successful Submission: 2026-08-27 02:46:42

Single Call

Time of First Successful Submission: 2026-08-27 13:46:04

Double or Nothing

Time of First Successful Submission: 2026-08-27 14:00:18

Clean Up Time

Time of First Successful Submission: 2026-09-05 21:14:16

Double Call

Time of First Successful Submission: 2026-09-05 21:25:32

GOT Nothing

Time of First Successful Submission: 2026-09-05 23:47:32

GOT Problems

Time of First Successful Submission: 2026-09-06 05:57:41