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ARM Architecture

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Level1

Time of First Successful Submission: 2025-12-31 19:33:24

Level2

Time of First Successful Submission: 2025-12-31 19:37:03

Level3

Time of First Successful Submission: 2025-12-31 19:39:07

Level4

Time of First Successful Submission: 2025-12-31 19:41:19

Level5

Time of First Successful Submission: 2025-12-31 19:45:31

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2025-09-20 15:32:58

Command Arguments

Time of First Successful Submission: 2025-09-20 15:33:31

Command History

Time of First Successful Submission: 2025-09-20 15:34:02

The Root Path

Time of First Successful Submission: 2026-01-09 11:39:58

Absolute Paths

Time of First Successful Submission: 2026-01-09 11:40:13

Changing position

Time of First Successful Submission: 2026-01-09 11:40:43

Cat

Time of First Successful Submission: 2025-12-15 08:37:38

XNU Dojo

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Level1

Time of First Successful Submission: 2025-12-31 19:33:24

Level2

Time of First Successful Submission: 2025-12-31 19:37:03

Level3

Time of First Successful Submission: 2025-12-31 19:39:07

Level4

Time of First Successful Submission: 2025-12-31 19:41:19

Level5

Time of First Successful Submission: 2025-12-31 19:45:31

Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2025-10-13 08:40:49

Path Traversal 2

Time of First Successful Submission: 2025-10-13 09:20:58

CMDi 1

Time of First Successful Submission: 2025-10-13 09:25:47

CMDi 2

Time of First Successful Submission: 2025-10-13 09:26:58

CMDi 3

Time of First Successful Submission: 2025-10-13 09:30:31

CMDi 4

Time of First Successful Submission: 2025-10-13 09:34:14

CMDi 5

Time of First Successful Submission: 2025-10-13 10:00:39

CMDi 6

Time of First Successful Submission: 2025-10-13 10:36:54

Authentication Bypass 1

Time of First Successful Submission: 2025-10-13 11:39:37

Authentication Bypass 2

Time of First Successful Submission: 2025-10-13 11:41:24

SQLi 1

Time of First Successful Submission: 2025-10-13 11:55:08

SQLi 2

Time of First Successful Submission: 2025-10-13 12:00:07

SQLi 3

Time of First Successful Submission: 2025-10-13 12:11:37

SQLi 4

Time of First Successful Submission: 2025-10-13 12:19:31

SQLi 5

Time of First Successful Submission: 2025-10-17 12:24:52

XSS 1

Time of First Successful Submission: 2025-10-13 13:27:49

XSS 2

Time of First Successful Submission: 2025-10-13 13:30:46

XSS 3

Time of First Successful Submission: 2025-10-13 13:36:59

XSS 4

Time of First Successful Submission: 2025-10-13 13:39:30

XSS 5

Time of First Successful Submission: 2025-10-13 14:46:59

XSS 6

Time of First Successful Submission: 2025-10-13 14:50:28

XSS 7

Time of First Successful Submission: 2025-10-13 15:33:28

CSRF 1

Time of First Successful Submission: 2025-10-14 08:47:22

CSRF 2

Time of First Successful Submission: 2025-10-14 11:51:28

CSRF 3

Time of First Successful Submission: 2025-10-14 12:11:13

CSRF 4

Time of First Successful Submission: 2025-10-16 17:01:35

CSRF 5

Time of First Successful Submission: 2025-10-16 17:06:40

Connect

Time of First Successful Submission: 2025-10-17 13:20:02

Send

Time of First Successful Submission: 2025-10-17 13:21:36

Shutdown

Time of First Successful Submission: 2025-10-17 13:27:40

Listen

Time of First Successful Submission: 2025-10-17 14:34:24

Scan 1

Time of First Successful Submission: 2025-10-17 14:47:51

Monitor 1

Time of First Successful Submission: 2025-10-18 08:25:26

Monitor 2

Time of First Successful Submission: 2025-10-18 08:44:17

Sniffing Cookies

Time of First Successful Submission: 2025-10-18 08:53:50

Network Configuration

Time of First Successful Submission: 2025-10-18 08:55:37

Firewall 1

Time of First Successful Submission: 2025-10-18 08:59:58

XOR

Time of First Successful Submission: 2025-11-01 15:57:53

XORing Hex

Time of First Successful Submission: 2025-11-01 16:04:22

XORing ASCII

Time of First Successful Submission: 2025-11-01 16:25:08

XORing ASCII Strings

Time of First Successful Submission: 2025-11-08 19:15:23

One-time Pad

Time of First Successful Submission: 2025-11-15 16:02:02

level1

Time of First Successful Submission: 2025-08-16 14:26:42

level2

Time of First Successful Submission: 2025-08-16 14:27:56

level3

Time of First Successful Submission: 2025-08-16 14:28:28

level4

Time of First Successful Submission: 2025-08-16 14:29:12

level5

Time of First Successful Submission: 2025-08-16 14:33:37

level6

Time of First Successful Submission: 2025-08-16 14:35:37

level7

Time of First Successful Submission: 2025-08-16 14:36:10

level8

Time of First Successful Submission: 2025-08-16 14:36:43

level9

Time of First Successful Submission: 2025-08-16 15:49:15

level10

Time of First Successful Submission: 2025-08-16 15:55:33

level11

Time of First Successful Submission: 2025-08-16 16:08:10

level12

Time of First Successful Submission: 2025-08-16 16:14:21

level13

Time of First Successful Submission: 2025-08-16 16:15:22

level14

Time of First Successful Submission: 2025-08-16 16:16:19

level15

Time of First Successful Submission: 2025-08-16 16:17:33

level16

Time of First Successful Submission: 2025-08-16 16:19:48

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-08-23 14:22:01

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-08-23 14:40:57

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-08-23 14:49:48

Reading Endianness (Python)

Time of First Successful Submission: 2025-08-23 14:57:22

Reading Endianness (C)

Time of First Successful Submission: 2025-08-23 15:10:16

Reading Endianness (x86)

Time of First Successful Submission: 2025-08-23 15:18:02

Version Information (Python)

Time of First Successful Submission: 2025-08-23 19:28:37

Version Information (C)

Time of First Successful Submission: 2025-08-23 19:31:24

Version Information (x86)

Time of First Successful Submission: 2025-08-23 19:35:16

Metadata and Data (Python)

Time of First Successful Submission: 2025-08-23 19:45:57

Metadata and Data (C)

Time of First Successful Submission: 2025-08-24 19:45:36

Metadata and Data (x86)

Time of First Successful Submission: 2025-08-30 12:58:03

Input Restrictions (Python)

Time of First Successful Submission: 2025-08-30 13:10:05

Input Restrictions (C)

Time of First Successful Submission: 2025-08-30 18:00:51

Input Restrictions (x86)

Time of First Successful Submission: 2025-08-30 18:05:33

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-08-30 18:14:57

Behold the cIMG! (C)

Time of First Successful Submission: 2025-08-30 19:12:00

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-08-30 19:18:28

A Basic cIMG (Python)

Time of First Successful Submission: 2025-09-01 19:38:40

A Basic cIMG (C)

Time of First Successful Submission: 2025-09-01 19:43:14

A Basic cIMG (x86)

Time of First Successful Submission: 2025-09-01 19:54:10

Internal State Mini (C)

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

Internal State Mini (x86)

Time of First Successful Submission: 2025-09-05 13:55:19

Internal State (C)

Time of First Successful Submission: 2025-09-06 11:35:07

Internal State (x86)

Time of First Successful Submission: 2025-09-06 13:10:43

File Formats: Directives (C)

Time of First Successful Submission: 2025-09-07 19:36:29

File Formats: Directives (x86)

Time of First Successful Submission: 2025-09-07 19:44:45

Your First Overflow (easy)

Time of First Successful Submission: 2025-10-31 11:31:27

Your First Overflow (hard)

Time of First Successful Submission: 2025-10-31 14:27:16

Precision (easy)

Time of First Successful Submission: 2025-11-01 13:28:18

Precision (hard)

Time of First Successful Submission: 2025-11-01 14:19:57

Variable Control (easy)

Time of First Successful Submission: 2025-11-08 15:10:26

Variable Control (hard)

Time of First Successful Submission: 2025-11-08 15:26:31

Control Hijack (easy)

Time of First Successful Submission: 2025-11-08 19:32:42

Control Hijack (hard)

Time of First Successful Submission: 2025-11-08 19:40:31

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-11-08 20:04:42

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-11-14 08:42:49

PIEs (easy)

Time of First Successful Submission: 2025-11-17 19:48:43

PIEs (hard)

Time of First Successful Submission: 2025-11-19 19:16:56

String Lengths (easy)

Time of First Successful Submission: 2025-11-19 19:24:42

String Lengths (hard)

Time of First Successful Submission: 2025-12-14 20:27:19

Basic Shellcode

Time of First Successful Submission: 2025-12-15 19:17:04

NOP Sleds

Time of First Successful Submission: 2025-12-16 17:06:19

NULL-Free Shellcode

Time of First Successful Submission: 2025-12-16 17:42:14

Program Security

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ello ackers!

Time of First Successful Submission: 2025-12-27 16:18:31

Syscall Smuggler

Time of First Successful Submission: 2025-12-28 19:40:51

Syscall Shenanigans

Time of First Successful Submission: 2025-12-28 19:45:37

Terrible Token (Easy)

Time of First Successful Submission: 2025-10-15 20:04:56

Terrible Token (Hard)

Time of First Successful Submission: 2025-12-21 19:27:40

Tangled Ticket (Easy)

Time of First Successful Submission: 2025-12-21 20:55:02

Tangled Ticket (Hard)

Time of First Successful Submission: 2025-12-21 21:10:47

Bit Bender

Time of First Successful Submission: 2025-12-22 20:43:52

Substitution Sorcery

Time of First Successful Submission: 2025-12-26 10:24:21

Meager Mangler (Easy)

Time of First Successful Submission: 2025-12-27 15:23:43

Meager Mangler (Hard)

Time of First Successful Submission: 2025-12-27 15:35:30

Start Here

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Using the VSCode Workspace

Time of First Successful Submission: 2025-07-12 13:00:39

Using the GUI Desktop

Time of First Successful Submission: 2025-07-12 13:06:08

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2025-09-20 15:32:58

Intro to Arguments

Time of First Successful Submission: 2025-09-20 15:33:31

Command History

Time of First Successful Submission: 2025-09-20 15:34:02

The Root

Time of First Successful Submission: 2026-01-09 11:39:58

Program and absolute paths

Time of First Successful Submission: 2026-01-09 11:40:13

Position thy self

Time of First Successful Submission: 2026-01-09 11:40:43

cat: not the pet, but the command!

Time of First Successful Submission: 2025-12-15 08:37:38

catting absolute paths

Time of First Successful Submission: 2025-12-15 08:38:27

Matching with *

Time of First Successful Submission: 2025-12-06 18:33:58

Exclusionary globbing

Time of First Successful Submission: 2025-12-06 18:36:21

Tab completion

Time of First Successful Submission: 2025-12-06 18:37:13

Tab completion on commands

Time of First Successful Submission: 2025-12-06 18:37:40

Translating characters

Time of First Successful Submission: 2025-12-06 18:41:30

Sorting data

Time of First Successful Submission: 2025-12-06 18:43:31

Listing Processes

Time of First Successful Submission: 2025-12-06 18:45:39

Process Exit Codes

Time of First Successful Submission: 2025-12-06 18:46:42

Chaining with Semicolons

Time of First Successful Submission: 2026-01-25 16:56:05

Building on Success

Time of First Successful Submission: 2026-01-25 16:56:58

Handling Failure

Time of First Successful Submission: 2026-01-25 16:57:39

Your First Shell Script

Time of First Successful Submission: 2026-01-25 16:58:55

Launching Screen

Time of First Successful Submission: 2025-07-28 16:09:26

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-12-06 20:45:46

Switching Windows (tmux)

Time of First Successful Submission: 2025-12-06 20:46:32

The PATH Variable

Time of First Successful Submission: 2025-07-12 14:19:26

Setting PATH

Time of First Successful Submission: 2025-07-12 14:20:27

Finding Commands

Time of First Successful Submission: 2025-07-12 14:21:42

Adding Commands

Time of First Successful Submission: 2025-07-12 14:25:55

Hijacking Commands

Time of First Successful Submission: 2025-07-12 14:27:15

Bashrc Backdoor

Time of First Successful Submission: 2025-07-12 13:11:50

Sniffing Input

Time of First Successful Submission: 2025-07-12 14:32:46

Overshared Directories

Time of First Successful Submission: 2025-07-12 14:40:58

Tricky Linking

Time of First Successful Submission: 2025-07-12 14:53:06

Sniffing Process Arguments

Time of First Successful Submission: 2025-07-12 14:55:15

Snooping on Configurations

Time of First Successful Submission: 2025-07-12 14:56:40

The Fork Bomb

Time of First Successful Submission: 2025-07-12 15:02:34

Disk-Space Doomsday

Time of First Successful Submission: 2025-07-12 15:04:57

rm -rf /

Time of First Successful Submission: 2025-07-12 15:10:24

Life after rm -rf /

Time of First Successful Submission: 2025-07-12 15:21:57

Computing 101

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Your First Register

Time of First Successful Submission: 2025-07-12 15:30:31

Your First Syscall

Time of First Successful Submission: 2025-07-12 15:33:36

Exit Codes

Time of First Successful Submission: 2025-07-12 15:34:54

Building Executables

Time of First Successful Submission: 2025-07-12 15:38:25

Moving Between Registers

Time of First Successful Submission: 2025-07-12 16:27:58

Tracing Syscalls

Time of First Successful Submission: 2025-07-12 16:29:43

Starting GDB

Time of First Successful Submission: 2025-07-12 16:30:38

Starting Programs in GDB

Time of First Successful Submission: 2025-07-12 16:33:28

Loading From Memory

Time of First Successful Submission: 2025-07-12 16:35:35

More Loading Practice

Time of First Successful Submission: 2025-07-12 16:36:14

Dereferencing Pointers

Time of First Successful Submission: 2025-07-12 16:37:49

Dereferencing Yourself

Time of First Successful Submission: 2025-07-12 16:39:42

Dereferencing with Offsets

Time of First Successful Submission: 2025-07-18 13:57:13

Stored Addresses

Time of First Successful Submission: 2025-07-18 14:00:28

Double Dereference

Time of First Successful Submission: 2025-07-18 14:02:30

Triple Dereference

Time of First Successful Submission: 2025-07-18 14:03:26

Writing Output

Time of First Successful Submission: 2025-07-18 14:08:13

Chaining Syscalls

Time of First Successful Submission: 2025-07-18 14:10:42

Writing Strings

Time of First Successful Submission: 2025-07-18 14:11:39

Reading Data

Time of First Successful Submission: 2025-07-18 14:20:59

set-register

Time of First Successful Submission: 2025-07-18 14:27:20

set-multiple-registers

Time of First Successful Submission: 2025-07-18 14:29:13

add-to-register

Time of First Successful Submission: 2025-07-18 14:31:33

linear-equation-registers

Time of First Successful Submission: 2025-07-18 20:06:25

integer-division

Time of First Successful Submission: 2025-07-18 20:13:13

modulo-operation

Time of First Successful Submission: 2025-07-18 20:15:11

set-upper-byte

Time of First Successful Submission: 2025-07-18 20:16:40

efficient-modulo

Time of First Successful Submission: 2025-07-18 20:24:36

byte-extraction

Time of First Successful Submission: 2025-07-18 20:30:01

bitwise-and

Time of First Successful Submission: 2025-07-18 20:31:48

check-even

Time of First Successful Submission: 2025-07-18 20:45:40

memory-read

Time of First Successful Submission: 2025-07-18 20:48:58

memory-write

Time of First Successful Submission: 2025-07-18 20:49:39

memory-increment

Time of First Successful Submission: 2025-07-18 20:51:59

byte-access

Time of First Successful Submission: 2025-07-19 05:44:13

memory-size-access

Time of First Successful Submission: 2025-07-19 05:47:31

little-endian-write

Time of First Successful Submission: 2025-07-19 05:51:28

memory-sum

Time of First Successful Submission: 2025-07-19 06:00:38

stack-subtraction

Time of First Successful Submission: 2025-07-19 06:03:17

swap-stack-values

Time of First Successful Submission: 2025-07-19 06:04:26

average-stack-values

Time of First Successful Submission: 2025-07-19 06:15:34

absolute-jump

Time of First Successful Submission: 2025-07-19 06:22:16

relative-jump

Time of First Successful Submission: 2025-07-19 06:35:20

jump-trampoline

Time of First Successful Submission: 2025-07-19 06:38:08

conditional-jump

Time of First Successful Submission: 2025-07-19 06:58:13

indirect-jump

Time of First Successful Submission: 2025-07-19 07:16:04

average-loop

Time of First Successful Submission: 2025-07-19 09:27:50

count-non-zero

Time of First Successful Submission: 2025-07-19 09:44:10

string-lower

Time of First Successful Submission: 2025-07-19 10:04:44

most-common-byte

Time of First Successful Submission: 2025-07-19 10:34:37

Debugging Programs

Time of First Successful Submission: 2025-07-19 10:36:58

Inspecting Registers

Time of First Successful Submission: 2025-07-19 10:38:45

Examining Memory

Time of First Successful Submission: 2025-07-19 12:10:17

Setting Breakpoints

Time of First Successful Submission: 2025-07-19 12:40:35

GDB Scripting

Time of First Successful Submission: 2025-07-31 17:51:49

Playing With Programs

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What's the password?

Time of First Successful Submission: 2025-12-06 20:47:55

... and again!

Time of First Successful Submission: 2025-12-06 20:48:38

Newline Troubles

Time of First Successful Submission: 2025-12-06 20:49:35

Reasoning about files

Time of First Successful Submission: 2025-12-06 20:50:40

Your First HTTP Request

Time of First Successful Submission: 2025-11-07 19:31:55

cat

Time of First Successful Submission: 2025-11-12 20:34:44

SQL Queries

Time of First Successful Submission: 2026-01-25 17:06:28

Filtering SQL

Time of First Successful Submission: 2026-01-25 17:12:22

Fuzz Dojo

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Locate Harnesses

Time of First Successful Submission: 2026-01-31 19:20:14

GCA CTF

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Using the VSCode Workspace

Time of First Successful Submission: 2025-07-12 13:00:39

Using the GUI Desktop

Time of First Successful Submission: 2025-07-12 13:06:08

Kalevala

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guessnumber.01

Time of First Successful Submission: 2026-01-25 17:18:39

Linux Firmware Rehosting

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Unpacking your first firmware

Time of First Successful Submission: 2026-01-30 16:55:18

Your first rehosting!

Time of First Successful Submission: 2026-01-30 17:04:08

Looking at console output

Time of First Successful Submission: 2026-01-30 17:21:54

Interacting with the shell

Time of First Successful Submission: 2026-01-30 17:25:57

Analyzing system calls

Time of First Successful Submission: 2026-01-30 17:55:51

Pseudofiles - Creating a Device

Time of First Successful Submission: 2026-01-31 08:43:43

Pseudofiles - Modeling IOCTLs

Time of First Successful Submission: 2026-01-31 09:13:13

NVRAM

Time of First Successful Submission: 2026-01-31 09:38:00

Library API - Sensor Init

Time of First Successful Submission: 2026-01-31 09:51:31

Networking - Address

Time of First Successful Submission: 2026-01-31 10:05:34

Static Files

Time of First Successful Submission: 2026-01-31 10:32:09

Rehosting OpenIPC

Time of First Successful Submission: 2026-01-31 10:43:05

Bug Hunt

Time of First Successful Submission: 2026-01-31 16:36:19

Privilege Escalation

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awk

Time of First Successful Submission: 2025-10-14 09:15:31

chmod

Time of First Successful Submission: 2025-10-16 20:03:15

chown

Time of First Successful Submission: 2025-10-16 20:04:12

cp

Time of First Successful Submission: 2025-10-14 09:04:43

cpio

Time of First Successful Submission: 2025-10-14 09:06:26

curl

Time of First Successful Submission: 2025-10-16 20:04:57

date

Time of First Successful Submission: 2025-10-14 09:07:05

gdb

Time of First Successful Submission: 2025-10-14 09:13:57

head

Time of First Successful Submission: 2025-10-14 09:12:23

tail

Time of First Successful Submission: 2025-10-14 09:08:09

uniq

Time of First Successful Submission: 2025-10-14 09:08:30

watch

Time of First Successful Submission: 2025-10-14 09:09:44

wc

Time of First Successful Submission: 2025-10-14 09:11:27