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3 / 201 13443 / 16690

Silenced Shellcode

Time of First Successful Submission: 2024-11-09 18:23:41

Shellcode Shuffle

Time of First Successful Submission: 2024-11-11 20:01:14

Shellcode Shuffle II

Time of First Successful Submission: 2024-11-11 20:03:53

ARM Architecture

6 / 28 431 / 638

Level1

Time of First Successful Submission: 2024-10-14 13:25:53

Level2

Time of First Successful Submission: 2024-10-14 20:32:02

Level3

Time of First Successful Submission: 2024-10-15 21:46:16

Level4

Time of First Successful Submission: 2024-10-15 22:31:21

Level5

Time of First Successful Submission: 2024-10-15 22:34:00

Level6

Time of First Successful Submission: 2024-10-16 08:25:23

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2024-09-10 19:41:48

Command Arguments

Time of First Successful Submission: 2024-09-10 19:46:32

The Root Path

Time of First Successful Submission: 2024-09-10 20:42:02

Absolute Paths

Time of First Successful Submission: 2024-09-10 20:57:20

Changing position

Time of First Successful Submission: 2024-09-10 21:11:31

Changing to an Absolute Path

Time of First Successful Submission: 2024-09-10 21:17:33

Relative Paths

Time of First Successful Submission: 2024-09-11 17:22:59

Cat

Time of First Successful Submission: 2024-09-11 18:25:04

Ls

Time of First Successful Submission: 2024-09-11 19:59:35

Ls All

Time of First Successful Submission: 2024-09-11 20:30:38

Find

Time of First Successful Submission: 2024-09-11 21:22:45

Piping Echo

Time of First Successful Submission: 2024-09-15 14:31:41

Piping Stdout

Time of First Successful Submission: 2024-09-15 14:53:35

Piping Stdin

Time of First Successful Submission: 2024-09-17 07:35:54

XNU Dojo

6 / 61 436 / 654

Level1

Time of First Successful Submission: 2024-10-14 13:25:53

Level2

Time of First Successful Submission: 2024-10-14 20:32:02

Level3

Time of First Successful Submission: 2024-10-15 21:46:16

Level4

Time of First Successful Submission: 2024-10-15 22:31:21

Level5

Time of First Successful Submission: 2024-10-15 22:34:00

Level6

Time of First Successful Submission: 2024-10-16 08:25:23

Intro to Cybersecurity

6 / 183 13572 / 18353

Your First Overflow (easy)

Time of First Successful Submission: 2024-09-04 20:02:04

Your First Overflow (hard)

Time of First Successful Submission: 2024-09-04 20:26:27

Variable Control (easy)

Time of First Successful Submission: 2024-11-14 23:20:14

Basic Shellcode

Time of First Successful Submission: 2024-11-06 20:41:15

NOP Sleds

Time of First Successful Submission: 2024-11-06 22:43:47

NULL-Free Shellcode

Time of First Successful Submission: 2024-11-06 22:58:05

Program Security

27 / 162 2323 / 9136

ello ackers!

Time of First Successful Submission: 2024-11-07 18:58:55

Syscall Smuggler

Time of First Successful Submission: 2024-11-07 19:37:31

Syscall Shenanigans

Time of First Successful Submission: 2024-11-07 19:45:54

Byte Budget

Time of First Successful Submission: 2024-11-11 18:54:59

ClobberCode

Time of First Successful Submission: 2024-11-11 19:54:48

Micro Menace

Time of First Successful Submission: 2024-11-12 00:13:19

Loose Link (Easy)

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

Loose Link (Hard)

Time of First Successful Submission: 2025-09-19 19:45:55

Call Chain (Easy)

Time of First Successful Submission: 2025-09-19 20:14:59

Call Chain (Hard)

Time of First Successful Submission: 2025-09-19 22:08:14

Chain of Command (Easy)

Time of First Successful Submission: 2025-09-19 20:34:44

Chain of Command (Hard)

Time of First Successful Submission: 2025-09-19 21:44:50

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2025-09-19 22:35:07

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2025-09-19 23:23:42

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2025-09-20 10:04:13

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-09-20 11:35:59

Indirect Invocation (Easy)

Time of First Successful Submission: 2025-09-20 13:01:23

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-09-20 18:53:15

Leaky Libc (Easy)

Time of First Successful Submission: 2025-09-20 20:24:49

Leaky Libc (Hard)

Time of First Successful Submission: 2025-09-21 00:53:16

Putsception (Easy)

Time of First Successful Submission: 2025-09-22 10:24:21

Putsception (Hard)

Time of First Successful Submission: 2025-09-22 19:50:28

Pivotal Prelude (Easy)

Time of First Successful Submission: 2025-09-23 20:59:05

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-09-24 07:31:38

Pivotal Pointer (Easy)

Time of First Successful Submission: 2025-09-24 08:23:30

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-09-28 19:40:51

Freebie (Easy)

Time of First Successful Submission: 2024-11-12 22:10:35

System Security

17 / 95 1461 / 3210

chroot-escape-basic

Time of First Successful Submission: 2024-11-10 15:27:39

seccomp-minimal

Time of First Successful Submission: 2024-11-12 11:24:02

level1.0

Time of First Successful Submission: 2025-10-13 08:32:29

level1.1

Time of First Successful Submission: 2025-10-13 08:54:24

level2.0

Time of First Successful Submission: 2025-10-13 09:05:47

level2.1

Time of First Successful Submission: 2025-10-13 09:17:04

level3.0

Time of First Successful Submission: 2025-10-13 09:32:12

level3.1

Time of First Successful Submission: 2025-10-13 09:38:40

level4.0

Time of First Successful Submission: 2025-10-13 19:37:56

level4.1

Time of First Successful Submission: 2025-10-13 20:00:29

level5.0

Time of First Successful Submission: 2025-10-22 19:53:56

level5.1

Time of First Successful Submission: 2025-11-19 23:06:11

level6.0

Time of First Successful Submission: 2025-11-20 19:42:49

level6.1

Time of First Successful Submission: 2025-11-20 20:10:28

level7.0

Time of First Successful Submission: 2025-12-11 12:37:38

level7.1

Time of First Successful Submission: 2025-12-11 20:12:59

level8.0

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

Start Here

10 / 12 8855 / 39327

Using the VSCode Workspace

Time of First Successful Submission: 2024-09-08 21:42:07

Using the GUI Desktop

Time of First Successful Submission: 2024-09-08 21:46:57

Pasting into the Desktop

Time of First Successful Submission: 2024-09-08 21:51:58

Restarting Challenges

Time of First Successful Submission: 2024-09-08 21:56:41

Challenge Programs

Time of First Successful Submission: 2024-09-09 18:55:20

The Flag File

Time of First Successful Submission: 2024-09-09 19:19:02

Using Privileged Mode

Time of First Successful Submission: 2024-09-09 20:06:19

Persistent Home Directories - One

Time of First Successful Submission: 2024-09-09 20:22:34

Persistent Home Directories - Two

Time of First Successful Submission: 2024-09-09 20:30:17

Linux Luminarium

84 / 128 6211 / 29329

Intro to Commands

Time of First Successful Submission: 2024-09-10 19:41:48

Intro to Arguments

Time of First Successful Submission: 2024-09-10 19:46:32

The Root

Time of First Successful Submission: 2024-09-10 20:42:02

Program and absolute paths

Time of First Successful Submission: 2024-09-10 20:57:20

Position thy self

Time of First Successful Submission: 2024-09-10 21:11:31

Position elsewhere

Time of First Successful Submission: 2024-09-10 21:17:33

implicit relative paths, from /

Time of First Successful Submission: 2024-09-11 17:22:59

explicit relative paths, from /

Time of First Successful Submission: 2024-09-11 17:39:51

implicit relative path

Time of First Successful Submission: 2024-09-11 17:48:36

home sweet home

Time of First Successful Submission: 2024-09-11 18:11:20

cat: not the pet, but the command!

Time of First Successful Submission: 2024-09-11 18:25:04

catting absolute paths

Time of First Successful Submission: 2024-09-11 19:09:41

more catting practice

Time of First Successful Submission: 2024-09-11 19:17:42

grepping for a needle in a haystack

Time of First Successful Submission: 2024-09-11 19:26:18

listing files

Time of First Successful Submission: 2024-09-11 19:59:35

touching files

Time of First Successful Submission: 2024-09-11 20:21:20

removing files

Time of First Successful Submission: 2024-09-11 20:29:18

moving files

Time of First Successful Submission: 2025-06-12 17:33:42

hidden files

Time of First Successful Submission: 2024-09-11 20:30:38

An Epic Filesystem Quest

Time of First Successful Submission: 2024-09-11 20:52:53

making directories

Time of First Successful Submission: 2024-09-11 21:04:36

finding files

Time of First Successful Submission: 2024-09-11 21:22:45

linking files

Time of First Successful Submission: 2024-09-11 21:42:05

Learning From Documentation

Time of First Successful Submission: 2024-09-12 11:10:02

Learning Complex Usage

Time of First Successful Submission: 2024-09-12 17:20:19

Reading Manuals

Time of First Successful Submission: 2024-09-12 17:35:58

Searching Manuals

Time of First Successful Submission: 2024-09-12 18:09:37

Searching For Manuals

Time of First Successful Submission: 2024-09-14 09:16:53

Helpful Programs

Time of First Successful Submission: 2024-09-14 15:48:57

Help for Builtins

Time of First Successful Submission: 2024-09-14 16:01:03

Matching with *

Time of First Successful Submission: 2024-09-14 16:25:57

Matching with ?

Time of First Successful Submission: 2024-09-14 16:29:29

Matching with []

Time of First Successful Submission: 2024-09-14 16:44:31

Matching paths with []

Time of First Successful Submission: 2024-09-15 10:42:56

Mixing globs

Time of First Successful Submission: 2024-09-15 12:13:26

Exclusionary globbing

Time of First Successful Submission: 2024-09-15 13:51:31

Redirecting output

Time of First Successful Submission: 2024-09-15 14:31:41

Redirecting more output

Time of First Successful Submission: 2024-09-15 14:53:35

Appending output

Time of First Successful Submission: 2024-09-15 15:08:48

Redirecting errors

Time of First Successful Submission: 2024-09-15 19:54:43

Redirecting input

Time of First Successful Submission: 2024-09-17 07:35:54

Grepping stored results

Time of First Successful Submission: 2024-09-17 14:21:06

Grepping live output

Time of First Successful Submission: 2024-09-17 14:38:17

Grepping errors

Time of First Successful Submission: 2024-09-18 08:51:46

Duplicating piped data with tee

Time of First Successful Submission: 2024-09-18 09:25:14

Writing to multiple programs

Time of First Successful Submission: 2024-09-18 10:30:32

Split-piping stderr and stdout

Time of First Successful Submission: 2024-09-18 12:53:35

Printing Variables

Time of First Successful Submission: 2024-09-18 12:57:22

Setting Variables

Time of First Successful Submission: 2024-09-18 13:09:48

Multi-word Variables

Time of First Successful Submission: 2024-09-18 13:13:57

Exporting Variables

Time of First Successful Submission: 2024-09-18 13:59:54

Printing Exported Variables

Time of First Successful Submission: 2024-09-18 14:05:46

Storing Command Output

Time of First Successful Submission: 2024-09-18 14:39:15

Reading Input

Time of First Successful Submission: 2024-09-18 16:23:14

Reading Files

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

Listing Processes

Time of First Successful Submission: 2024-09-18 21:00:35

Killing Processes

Time of First Successful Submission: 2024-09-19 10:08:22

Interrupting Processes

Time of First Successful Submission: 2024-09-19 10:17:13

Suspending Processes

Time of First Successful Submission: 2024-09-19 10:19:32

Resuming Processes

Time of First Successful Submission: 2024-09-19 10:32:45

Backgrounding Processes

Time of First Successful Submission: 2024-09-19 16:26:01

Foregrounding Processes

Time of First Successful Submission: 2024-09-19 18:28:07

Starting Backgrounded Processes

Time of First Successful Submission: 2024-09-19 18:32:37

Process Exit Codes

Time of First Successful Submission: 2024-09-19 18:40:49

Becoming root with su

Time of First Successful Submission: 2024-09-22 09:32:18

Other users with su

Time of First Successful Submission: 2024-09-22 09:38:51

Cracking passwords

Time of First Successful Submission: 2024-09-22 13:31:27

Using sudo

Time of First Successful Submission: 2024-09-22 21:34:35

Changing File Ownership

Time of First Successful Submission: 2024-09-19 19:22:46

Groups and Files

Time of First Successful Submission: 2024-09-20 22:24:28

Fun With Groups Names

Time of First Successful Submission: 2024-09-20 22:44:57

Changing Permissions

Time of First Successful Submission: 2024-09-21 10:11:17

Executable Files

Time of First Successful Submission: 2024-09-21 10:51:10

Permission Tweaking Practice

Time of First Successful Submission: 2024-09-21 23:35:23

Permissions Setting Practice

Time of First Successful Submission: 2024-09-22 00:06:08

The SUID Bit

Time of First Successful Submission: 2024-09-22 00:28:29

Chaining with Semicolons

Time of First Successful Submission: 2024-09-22 21:41:43

Your First Shell Script

Time of First Successful Submission: 2024-09-23 15:12:38

Redirecting Script Output

Time of First Successful Submission: 2024-09-23 15:34:37

Executable Shell Scripts

Time of First Successful Submission: 2024-09-23 15:47:04

The PATH Variable

Time of First Successful Submission: 2024-09-24 11:28:08

Setting PATH

Time of First Successful Submission: 2024-09-24 19:14:04

Adding Commands

Time of First Successful Submission: 2024-09-24 19:48:45

Hijacking Commands

Time of First Successful Submission: 2024-09-24 21:07:55

Computing 101

54 / 69 3962 / 19750

Your First Register

Time of First Successful Submission: 2024-11-03 14:58:44

Your First Syscall

Time of First Successful Submission: 2024-11-03 15:00:05

Exit Codes

Time of First Successful Submission: 2024-11-03 15:05:29

Building Executables

Time of First Successful Submission: 2024-11-03 15:22:51

Moving Between Registers

Time of First Successful Submission: 2024-11-03 16:17:23

Tracing Syscalls

Time of First Successful Submission: 2024-11-03 16:05:48

Starting GDB

Time of First Successful Submission: 2025-03-28 11:16:17

Starting Programs in GDB

Time of First Successful Submission: 2025-03-28 11:17:54

Loading From Memory

Time of First Successful Submission: 2024-11-02 20:39:53

More Loading Practice

Time of First Successful Submission: 2024-11-02 23:04:39

Dereferencing Pointers

Time of First Successful Submission: 2024-11-03 16:44:33

Dereferencing Yourself

Time of First Successful Submission: 2024-11-03 18:06:18

Dereferencing with Offsets

Time of First Successful Submission: 2024-11-03 18:32:53

Stored Addresses

Time of First Successful Submission: 2024-11-03 19:50:34

Double Dereference

Time of First Successful Submission: 2024-11-03 20:09:37

Triple Dereference

Time of First Successful Submission: 2024-11-05 11:47:36

Writing Output

Time of First Successful Submission: 2024-11-05 14:43:44

Chaining Syscalls

Time of First Successful Submission: 2025-04-13 16:30:49

Writing Strings

Time of First Successful Submission: 2025-04-13 16:50:53

Reading Data

Time of First Successful Submission: 2025-04-13 17:14:11

set-register

Time of First Successful Submission: 2025-02-21 23:08:46

set-multiple-registers

Time of First Successful Submission: 2025-02-25 11:53:56

add-to-register

Time of First Successful Submission: 2025-04-13 20:28:52

linear-equation-registers

Time of First Successful Submission: 2025-04-13 22:07:32

integer-division

Time of First Successful Submission: 2025-04-16 22:22:39

modulo-operation

Time of First Successful Submission: 2025-04-18 08:36:48

set-upper-byte

Time of First Successful Submission: 2025-04-18 08:45:57

efficient-modulo

Time of First Successful Submission: 2025-04-18 11:46:40

byte-extraction

Time of First Successful Submission: 2025-04-19 10:20:06

bitwise-and

Time of First Successful Submission: 2025-04-19 13:11:59

check-even

Time of First Successful Submission: 2025-04-19 23:45:29

memory-read

Time of First Successful Submission: 2025-04-20 00:05:42

memory-write

Time of First Successful Submission: 2025-04-21 18:07:59

memory-increment

Time of First Successful Submission: 2025-04-21 21:07:14

byte-access

Time of First Successful Submission: 2025-04-21 21:28:16

memory-size-access

Time of First Successful Submission: 2025-04-22 19:45:56

little-endian-write

Time of First Successful Submission: 2025-04-23 11:24:51

memory-sum

Time of First Successful Submission: 2025-04-23 12:05:55

stack-subtraction

Time of First Successful Submission: 2025-04-23 14:40:59

swap-stack-values

Time of First Successful Submission: 2025-04-23 15:10:24

average-stack-values

Time of First Successful Submission: 2025-04-23 15:31:25

absolute-jump

Time of First Successful Submission: 2025-04-23 18:18:21

relative-jump

Time of First Successful Submission: 2025-04-23 18:48:41

jump-trampoline

Time of First Successful Submission: 2025-04-23 22:01:07

conditional-jump

Time of First Successful Submission: 2025-04-24 10:16:32

indirect-jump

Time of First Successful Submission: 2025-04-24 11:52:14

average-loop

Time of First Successful Submission: 2025-04-24 17:27:41

count-non-zero

Time of First Successful Submission: 2025-04-26 16:40:33

string-lower

Time of First Successful Submission: 2025-04-28 11:16:55

most-common-byte

Time of First Successful Submission: 2025-04-28 18:50:28

Debugging Programs

Time of First Successful Submission: 2025-04-28 22:17:47

Inspecting Registers

Time of First Successful Submission: 2025-04-28 22:30:28

Examining Memory

Time of First Successful Submission: 2025-05-03 21:56:31

Setting Breakpoints

Time of First Successful Submission: 2025-06-12 17:19:13

Playing With Programs

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What's the password?

Time of First Successful Submission: 2025-05-20 19:29:32

... and again!

Time of First Successful Submission: 2025-05-20 19:31:19

Newline Troubles

Time of First Successful Submission: 2025-05-20 20:01:07

Reasoning about files

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

cat

Time of First Successful Submission: 2024-09-24 21:14:46

more

Time of First Successful Submission: 2024-09-25 15:40:33

less

Time of First Successful Submission: 2024-09-25 15:55:48

tail

Time of First Successful Submission: 2024-09-25 16:11:33

head

Time of First Successful Submission: 2024-09-25 16:13:50

sort

Time of First Successful Submission: 2024-09-25 16:21:30

vim

Time of First Successful Submission: 2024-09-25 16:29:08

emacs

Time of First Successful Submission: 2024-09-25 16:33:01

nano

Time of First Successful Submission: 2024-09-25 16:36:39

rev

Time of First Successful Submission: 2024-09-25 16:50:00

od

Time of First Successful Submission: 2024-10-01 10:40:12

hd

Time of First Successful Submission: 2024-10-01 10:44:11

xxd

Time of First Successful Submission: 2024-10-01 18:22:31

base32

Time of First Successful Submission: 2024-10-01 18:58:36

base64

Time of First Successful Submission: 2024-10-01 19:00:32

CybHer Dojo

10 / 104 8954 / 39544

Using the VSCode Workspace

Time of First Successful Submission: 2024-09-08 21:42:07

Using the GUI Desktop

Time of First Successful Submission: 2024-09-08 21:46:57

Pasting into the Desktop

Time of First Successful Submission: 2024-09-08 21:51:58

Restarting Challenges

Time of First Successful Submission: 2024-09-08 21:56:41

Getting Help

Time of First Successful Submission: 2024-09-09 18:39:20

Challenge Programs

Time of First Successful Submission: 2024-09-09 18:55:20

The Flag File

Time of First Successful Submission: 2024-09-09 19:19:02

Using Privileged Mode

Time of First Successful Submission: 2024-09-09 20:06:19

Persistent Home Directories - One

Time of First Successful Submission: 2024-09-09 20:22:34

Persistent Home Directories - Two

Time of First Successful Submission: 2024-09-09 20:30:17

GCA CTF

10 / 104 8954 / 39545

Using the VSCode Workspace

Time of First Successful Submission: 2024-09-08 21:42:07

Using the GUI Desktop

Time of First Successful Submission: 2024-09-08 21:46:57

Pasting into the Desktop

Time of First Successful Submission: 2024-09-08 21:51:58

Restarting Challenges

Time of First Successful Submission: 2024-09-08 21:56:41

Getting Help

Time of First Successful Submission: 2024-09-09 18:39:20

Challenge Programs

Time of First Successful Submission: 2024-09-09 18:55:20

The Flag File

Time of First Successful Submission: 2024-09-09 19:19:02

Using Privileged Mode

Time of First Successful Submission: 2024-09-09 20:06:19

Persistent Home Directories - One

Time of First Successful Submission: 2024-09-09 20:22:34

Persistent Home Directories - Two

Time of First Successful Submission: 2024-09-09 20:30:17

Pwntools Tutorials

1 / 12 913 / 1145

Level 0.0

Time of First Successful Submission: 2024-10-03 13:19:16