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Intro to Programming Languages

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Commands

Time of First Successful Submission: 2025-10-21 20:55:10

Command Arguments

Time of First Successful Submission: 2025-10-21 20:56:34

Command History

Time of First Successful Submission: 2025-10-21 20:58:28

The Root Path

Time of First Successful Submission: 2025-10-24 13:08:34

Absolute Paths

Time of First Successful Submission: 2025-10-24 13:09:34

Changing position

Time of First Successful Submission: 2025-10-24 13:17:18

Changing to an Absolute Path

Time of First Successful Submission: 2025-10-24 13:21:42

Relative Paths

Time of First Successful Submission: 2025-10-24 13:26:10

Cat

Time of First Successful Submission: 2025-10-24 13:50:13

Ls

Time of First Successful Submission: 2025-10-24 14:03:45

Ls All

Time of First Successful Submission: 2025-10-24 14:12:24

Find

Time of First Successful Submission: 2025-10-24 14:53:56


Intro to Cybersecurity

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Connect

Time of First Successful Submission: 2026-01-25 17:33:36

Send

Time of First Successful Submission: 2026-01-25 17:36:09

Shutdown

Time of First Successful Submission: 2026-01-25 17:44:25

Listen

Time of First Successful Submission: 2026-01-25 17:48:16

Scan 1

Time of First Successful Submission: 2026-01-25 18:21:56

Scan 2

Time of First Successful Submission: 2026-01-25 18:30:21

Monitor 1

Time of First Successful Submission: 2026-01-25 18:40:37

Sniffing Cookies

Time of First Successful Submission: 2026-01-31 16:48:43

Network Configuration

Time of First Successful Submission: 2026-01-31 17:32:36

Firewall 1

Time of First Successful Submission: 2026-01-31 17:55:57

Firewall 2

Time of First Successful Submission: 2026-01-31 17:58:06

Firewall 3

Time of First Successful Submission: 2026-01-31 18:11:20

ARP

Time of First Successful Submission: 2026-01-31 22:22:13

Man-in-the-Middle

Time of First Successful Submission: 2026-02-01 16:22:56

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-11-04 09:37:32

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-11-04 09:50:39

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-11-04 10:02:38

Reading Endianness (Python)

Time of First Successful Submission: 2025-11-04 10:07:53

Reading Endianness (x86)

Time of First Successful Submission: 2025-11-04 10:30:35

Version Information (Python)

Time of First Successful Submission: 2025-11-04 12:18:14

Version Information (x86)

Time of First Successful Submission: 2025-11-04 13:16:46

Metadata and Data (x86)

Time of First Successful Submission: 2025-11-05 21:54:48

Input Restrictions (x86)

Time of First Successful Submission: 2025-11-06 14:12:02

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-11-06 19:12:58

A Basic cIMG (x86)

Time of First Successful Submission: 2025-11-06 19:48:40

Internal State Mini (C)

Time of First Successful Submission: 2025-11-13 11:47:18

Internal State Mini (x86)

Time of First Successful Submission: 2025-11-13 13:20:34

Internal State (C)

Time of First Successful Submission: 2025-11-13 22:23:53

Internal State (x86)

Time of First Successful Submission: 2025-11-14 09:23:48

File Formats: Directives (C)

Time of First Successful Submission: 2025-11-16 18:02:28

File Formats: Directives (x86)

Time of First Successful Submission: 2025-11-16 18:24:37

Your First Overflow (easy)

Time of First Successful Submission: 2025-12-02 09:24:04

Your First Overflow (hard)

Time of First Successful Submission: 2025-12-02 09:37:57

Precision (easy)

Time of First Successful Submission: 2025-12-02 09:48:12

Precision (hard)

Time of First Successful Submission: 2025-12-02 10:20:34

Variable Control (easy)

Time of First Successful Submission: 2025-12-02 10:27:33

Variable Control (hard)

Time of First Successful Submission: 2025-12-02 15:54:28

Control Hijack (easy)

Time of First Successful Submission: 2025-12-02 10:38:26

Control Hijack (hard)

Time of First Successful Submission: 2025-12-02 16:45:39

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-12-07 10:08:00

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-12-07 10:34:32

PIEs (easy)

Time of First Successful Submission: 2025-12-07 10:58:45

PIEs (hard)

Time of First Successful Submission: 2025-12-07 11:16:37

String Lengths (easy)

Time of First Successful Submission: 2025-12-07 12:17:42

String Lengths (hard)

Time of First Successful Submission: 2025-12-07 14:26:25

Basic Shellcode

Time of First Successful Submission: 2025-12-09 09:45:14

NOP Sleds

Time of First Successful Submission: 2025-12-09 11:03:33

NULL-Free Shellcode

Time of First Successful Submission: 2025-12-09 14:44:09

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-12-14 11:53:02

Hijack to (Mapped) Shellcode (hard)

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

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-12-14 13:36:41

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-12-15 15:34:38


Program Security

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Terrible Token (Easy)

Time of First Successful Submission: 2025-11-18 09:13:17

Terrible Token (Hard)

Time of First Successful Submission: 2025-11-18 09:27:19

Tangled Ticket (Easy)

Time of First Successful Submission: 2025-11-18 21:16:35

Tangled Ticket (Hard)

Time of First Successful Submission: 2025-11-22 23:20:18

Meager Mangler (Easy)

Time of First Successful Submission: 2025-11-24 10:04:30

Monstrous Mangler (Easy)

Time of First Successful Submission: 2025-11-24 10:19:57

Trust the Yancode (Easy)

Time of First Successful Submission: 2025-11-24 11:57:16

Trust the Yancode (Hard)

Time of First Successful Submission: 2025-11-29 19:26:09

Know the Yancode (Easy)

Time of First Successful Submission: 2025-11-24 18:19:50

Know the Yancode (Hard)

Time of First Successful Submission: 2025-11-30 15:52:40

Master the Yancode (Easy)

Time of First Successful Submission: 2025-11-24 18:48:05

Master the Yancode (Hard)

Time of First Successful Submission: 2025-11-30 16:42:47

Transcend the Yancode (Easy)

Time of First Successful Submission: 2025-11-24 19:10:17

Transcend the Yancode (Hard)

Time of First Successful Submission: 2025-12-01 08:51:06

The Yanalyzer (Easy)

Time of First Successful Submission: 2025-11-25 12:09:38

The Yanalyzer (Hard)

Time of First Successful Submission: 2025-12-01 15:20:12

The Yangler (Easy)

Time of First Successful Submission: 2025-11-26 17:23:48

The Yangler (Hard)

Time of First Successful Submission: 2025-12-01 17:43:12

Loose Link (Easy)

Time of First Successful Submission: 2026-01-04 15:39:32

Call Chain (Easy)

Time of First Successful Submission: 2026-01-04 18:17:29

Chain of Command (Easy)

Time of First Successful Submission: 2026-01-05 08:10:52

Chain of Command (Hard)

Time of First Successful Submission: 2026-01-05 08:44:48

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2026-01-18 15:46:10

Indirect Invocation (Easy)

Time of First Successful Submission: 2026-01-18 21:56:29

Indirect Invocation (Hard)

Time of First Successful Submission: 2026-01-19 16:07:48


Start Here

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Using the Terminal

Time of First Successful Submission: 2025-10-21 20:40:06

Using the VSCode Workspace

Time of First Successful Submission: 2025-10-21 20:42:08

Using the GUI Desktop

Time of First Successful Submission: 2025-10-21 20:44:00

Pasting into the Desktop

Time of First Successful Submission: 2025-10-21 20:46:18

Restarting Challenges

Time of First Successful Submission: 2025-10-21 20:51:52

Challenge Programs

Time of First Successful Submission: 2025-10-21 18:48:55

The Flag File

Time of First Successful Submission: 2025-10-21 19:07:34

Using Privileged Mode

Time of First Successful Submission: 2025-10-21 20:19:11

Persistent Home Directories - One

Time of First Successful Submission: 2025-10-21 20:35:38

Persistent Home Directories - Two

Time of First Successful Submission: 2025-10-21 20:37:37


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2025-10-21 20:55:10

Intro to Arguments

Time of First Successful Submission: 2025-10-21 20:56:34

Command History

Time of First Successful Submission: 2025-10-21 20:58:28

The Root

Time of First Successful Submission: 2025-10-24 13:08:34

Program and absolute paths

Time of First Successful Submission: 2025-10-24 13:09:34

Position thy self

Time of First Successful Submission: 2025-10-24 13:17:18

Position elsewhere

Time of First Successful Submission: 2025-10-24 13:21:42

implicit relative paths, from /

Time of First Successful Submission: 2025-10-24 13:26:10

explicit relative paths, from /

Time of First Successful Submission: 2025-10-24 13:27:43

implicit relative path

Time of First Successful Submission: 2025-10-24 13:31:16

home sweet home

Time of First Successful Submission: 2025-10-24 13:45:24

cat: not the pet, but the command!

Time of First Successful Submission: 2025-10-24 13:50:13

catting absolute paths

Time of First Successful Submission: 2025-10-24 13:52:26

more catting practice

Time of First Successful Submission: 2025-10-24 13:55:42

grepping for a needle in a haystack

Time of First Successful Submission: 2025-10-24 13:57:28

comparing files

Time of First Successful Submission: 2025-10-24 14:01:53

listing files

Time of First Successful Submission: 2025-10-24 14:03:45

touching files

Time of First Successful Submission: 2025-10-24 14:05:18

removing files

Time of First Successful Submission: 2025-10-24 14:06:26

moving files

Time of First Successful Submission: 2025-10-24 14:11:04

hidden files

Time of First Successful Submission: 2025-10-24 14:12:24

An Epic Filesystem Quest

Time of First Successful Submission: 2025-10-24 14:21:10

making directories

Time of First Successful Submission: 2025-10-24 14:22:42

finding files

Time of First Successful Submission: 2025-10-24 14:53:56

linking files

Time of First Successful Submission: 2025-10-24 15:02:54

Learning From Documentation

Time of First Successful Submission: 2025-10-24 15:07:56

Learning Complex Usage

Time of First Successful Submission: 2025-10-24 15:09:53

Reading Manuals

Time of First Successful Submission: 2025-10-24 15:16:30

Searching Manuals

Time of First Successful Submission: 2025-10-24 15:17:45

Searching For Manuals

Time of First Successful Submission: 2025-10-24 15:24:41

Helpful Programs

Time of First Successful Submission: 2025-10-24 15:26:41

Help for Builtins

Time of First Successful Submission: 2025-10-24 15:30:20


Computing 101

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count-non-zero

Time of First Successful Submission: 2025-11-02 21:18:41


Playing With Programs

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Encoding Base64

Time of First Successful Submission: 2025-11-02 15:35:06

Dealing with Obfuscation

Time of First Successful Submission: 2025-11-02 16:26:59

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-11-02 17:35:28

cat

Time of First Successful Submission: 2025-10-28 09:04:30

more

Time of First Successful Submission: 2025-10-28 09:05:15

less

Time of First Successful Submission: 2025-10-28 09:07:25

tail

Time of First Successful Submission: 2025-10-28 09:08:33

head

Time of First Successful Submission: 2025-10-28 09:12:23

sort

Time of First Successful Submission: 2025-10-28 09:13:56

vim

Time of First Successful Submission: 2025-10-28 09:14:34

emacs

Time of First Successful Submission: 2025-10-28 09:16:55

nano

Time of First Successful Submission: 2025-10-28 09:20:28

rev

Time of First Successful Submission: 2025-10-28 09:21:18

od

Time of First Successful Submission: 2025-10-28 09:32:07

hd

Time of First Successful Submission: 2025-10-28 09:34:28

xxd

Time of First Successful Submission: 2025-10-28 09:35:11

base32

Time of First Successful Submission: 2025-10-28 09:37:43

base64

Time of First Successful Submission: 2025-10-28 09:38:39

split

Time of First Successful Submission: 2025-10-28 09:49:59

gzip

Time of First Successful Submission: 2025-10-28 09:55:40

bzip2

Time of First Successful Submission: 2025-10-28 09:57:19

zip

Time of First Successful Submission: 2025-10-28 10:21:41

tar

Time of First Successful Submission: 2025-10-28 10:33:58

ar

Time of First Successful Submission: 2025-10-28 20:10:08

cpio

Time of First Successful Submission: 2025-10-28 20:15:16

env

Time of First Successful Submission: 2025-10-28 20:23:09

find

Time of First Successful Submission: 2025-10-28 21:05:37

make

Time of First Successful Submission: 2025-10-28 21:22:35

python

Time of First Successful Submission: 2025-11-02 11:03:34

bash

Time of First Successful Submission: 2025-11-02 11:36:11


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2025-10-21 20:40:06

Using the VSCode Workspace

Time of First Successful Submission: 2025-10-21 20:42:08

Using the GUI Desktop

Time of First Successful Submission: 2025-10-21 20:44:00

Pasting into the Desktop

Time of First Successful Submission: 2025-10-21 20:46:18

Restarting Challenges

Time of First Successful Submission: 2025-10-21 20:51:52

Getting Help

Time of First Successful Submission: 2025-10-21 20:53:40

Challenge Programs

Time of First Successful Submission: 2025-10-21 18:48:55

The Flag File

Time of First Successful Submission: 2025-10-21 19:07:34

Using Privileged Mode

Time of First Successful Submission: 2025-10-21 20:19:11

Persistent Home Directories - One

Time of First Successful Submission: 2025-10-21 20:35:38

Persistent Home Directories - Two

Time of First Successful Submission: 2025-10-21 20:37:37


Hunter Dojo

4 / 4 36 / 94


Level 1

Time of First Successful Submission: 2026-02-03 12:16:16

Level 2

Time of First Successful Submission: 2026-02-07 13:57:03

Level 3

Time of First Successful Submission: 2026-02-15 17:41:55

Level 4

Time of First Successful Submission: 2026-02-15 18:37:46