SolsticeMoon

🐧

Intro to Programming Languages

15 / 234 9697 / 33082


Commands

Time of First Successful Submission: 2026-04-01 07:10:33

Command Arguments

Time of First Successful Submission: 2026-04-01 07:26:03

Command History

Time of First Successful Submission: 2026-04-01 07:30:23

The Root Path

Time of First Successful Submission: 2026-04-01 07:34:50

Absolute Paths

Time of First Successful Submission: 2026-04-01 08:54:08

Changing position

Time of First Successful Submission: 2026-04-01 09:00:14

Changing to an Absolute Path

Time of First Successful Submission: 2026-04-01 09:07:19

Relative Paths

Time of First Successful Submission: 2026-04-01 09:40:52

Cat

Time of First Successful Submission: 2026-04-02 03:42:54

Ls

Time of First Successful Submission: 2026-04-02 05:10:43

Ls All

Time of First Successful Submission: 2026-04-02 10:55:53

Find

Time of First Successful Submission: 2026-04-02 11:45:09

Piping Echo

Time of First Successful Submission: 2026-04-06 02:51:07

Piping Stdout

Time of First Successful Submission: 2026-04-06 02:55:57

Piping Stdin

Time of First Successful Submission: 2026-04-08 10:42:02


Intro to Cybersecurity

3 / 183 17797 / 20510


Path Traversal 1

Time of First Successful Submission: 2026-04-15 07:39:18

Path Traversal 2

Time of First Successful Submission: 2026-04-27 03:21:09

XOR

Time of First Successful Submission: 2026-04-16 04:24:50


Start Here

12 / 12 1966 / 44759


Using the Terminal

Time of First Successful Submission: 2026-04-01 03:17:22

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-01 03:22:52

Using the GUI Desktop

Time of First Successful Submission: 2026-04-01 03:30:56

Pasting into the Desktop

Time of First Successful Submission: 2026-04-01 03:39:08

Restarting Challenges

Time of First Successful Submission: 2026-04-01 04:28:15

Challenge Programs

Time of First Successful Submission: 2026-04-01 04:39:49

The Flag File

Time of First Successful Submission: 2026-04-01 04:53:00

Using Privileged Mode

Time of First Successful Submission: 2026-04-01 04:57:10

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-01 05:13:09

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-01 05:14:57


Linux Luminarium

128 / 128 2800 / 33513


Intro to Commands

Time of First Successful Submission: 2026-04-01 07:10:33

Intro to Arguments

Time of First Successful Submission: 2026-04-01 07:26:03

Command History

Time of First Successful Submission: 2026-04-01 07:30:23

The Root

Time of First Successful Submission: 2026-04-01 07:34:50

Program and absolute paths

Time of First Successful Submission: 2026-04-01 08:54:08

Position thy self

Time of First Successful Submission: 2026-04-01 09:00:14

Position elsewhere

Time of First Successful Submission: 2026-04-01 09:07:19

implicit relative paths, from /

Time of First Successful Submission: 2026-04-01 09:40:52

explicit relative paths, from /

Time of First Successful Submission: 2026-04-01 10:32:38

implicit relative path

Time of First Successful Submission: 2026-04-01 10:37:08

home sweet home

Time of First Successful Submission: 2026-04-01 10:54:55

cat: not the pet, but the command!

Time of First Successful Submission: 2026-04-02 03:42:54

catting absolute paths

Time of First Successful Submission: 2026-04-02 03:47:17

more catting practice

Time of First Successful Submission: 2026-04-02 04:20:33

grepping for a needle in a haystack

Time of First Successful Submission: 2026-04-02 04:52:02

comparing files

Time of First Successful Submission: 2026-04-02 05:06:27

listing files

Time of First Successful Submission: 2026-04-02 05:10:43

touching files

Time of First Successful Submission: 2026-04-02 05:21:20

removing files

Time of First Successful Submission: 2026-04-02 05:34:35

moving files

Time of First Successful Submission: 2026-04-02 09:47:43

copying files

Time of First Successful Submission: 2026-04-02 10:22:45

hidden files

Time of First Successful Submission: 2026-04-02 10:55:53

An Epic Filesystem Quest

Time of First Successful Submission: 2026-04-02 11:09:16

making directories

Time of First Successful Submission: 2026-04-02 11:34:25

finding files

Time of First Successful Submission: 2026-04-02 11:45:09

linking files

Time of First Successful Submission: 2026-04-02 11:52:51

Learning From Documentation

Time of First Successful Submission: 2026-04-03 04:32:14

Learning Complex Usage

Time of First Successful Submission: 2026-04-03 04:38:25

Reading Manuals

Time of First Successful Submission: 2026-04-03 05:02:09

Searching Manuals

Time of First Successful Submission: 2026-04-03 05:14:36

Searching For Manuals

Time of First Successful Submission: 2026-04-03 09:43:09

Helpful Programs

Time of First Successful Submission: 2026-04-03 09:48:06

Help for Builtins

Time of First Successful Submission: 2026-04-03 10:17:32

Matching with *

Time of First Successful Submission: 2026-04-03 10:50:18

Matching with ?

Time of First Successful Submission: 2026-04-03 23:50:38

Matching with []

Time of First Successful Submission: 2026-04-04 23:48:21

Matching paths with []

Time of First Successful Submission: 2026-04-04 23:53:00

Multiple globs

Time of First Successful Submission: 2026-04-06 01:06:38

Mixing globs

Time of First Successful Submission: 2026-04-06 02:22:29

Exclusionary globbing

Time of First Successful Submission: 2026-04-06 02:24:29

Tab completion

Time of First Successful Submission: 2026-04-06 01:03:52

Multiple options for tab completion

Time of First Successful Submission: 2026-04-06 01:02:11

Tab completion on commands

Time of First Successful Submission: 2026-04-06 00:53:36

Redirecting output

Time of First Successful Submission: 2026-04-06 02:51:07

Redirecting more output

Time of First Successful Submission: 2026-04-06 02:55:57

Appending output

Time of First Successful Submission: 2026-04-06 03:03:14

Redirecting errors

Time of First Successful Submission: 2026-04-07 09:57:23

Redirecting input

Time of First Successful Submission: 2026-04-08 10:42:02

Grepping stored results

Time of First Successful Submission: 2026-04-09 02:10:48

Grepping live output

Time of First Successful Submission: 2026-04-09 03:12:57

Grepping errors

Time of First Successful Submission: 2026-04-09 03:33:06

Filtering with grep -v

Time of First Successful Submission: 2026-04-09 03:38:57

Filtering with sed

Time of First Successful Submission: 2026-04-09 03:41:37

Duplicating piped data with tee

Time of First Successful Submission: 2026-04-09 04:07:33

Process substitution for input

Time of First Successful Submission: 2026-04-09 07:45:57

Writing to multiple programs

Time of First Successful Submission: 2026-04-09 08:32:40

Split-piping stderr and stdout

Time of First Successful Submission: 2026-04-09 08:40:14

Named pipes

Time of First Successful Submission: 2026-04-09 09:50:00

Printing Variables

Time of First Successful Submission: 2026-04-09 22:47:00

Setting Variables

Time of First Successful Submission: 2026-04-09 22:48:26

Multi-word Variables

Time of First Successful Submission: 2026-04-09 22:49:14

Exporting Variables

Time of First Successful Submission: 2026-04-09 22:56:24

Printing Exported Variables

Time of First Successful Submission: 2026-04-09 22:57:03

Storing Command Output

Time of First Successful Submission: 2026-04-09 23:00:42

Reading Input

Time of First Successful Submission: 2026-04-09 23:02:33

Reading Files

Time of First Successful Submission: 2026-04-09 23:16:32

Translating characters

Time of First Successful Submission: 2026-04-10 00:33:06

Deleting characters

Time of First Successful Submission: 2026-04-10 00:36:15

Deleting newlines

Time of First Successful Submission: 2026-04-10 00:38:09

Extracting the first lines with head

Time of First Successful Submission: 2026-04-10 00:39:58

Extracting specific sections of text

Time of First Successful Submission: 2026-04-10 03:37:27

Sorting data

Time of First Successful Submission: 2026-04-10 03:38:42

Listing Processes

Time of First Successful Submission: 2026-04-10 04:16:46

Killing Processes

Time of First Successful Submission: 2026-04-10 04:55:52

Interrupting Processes

Time of First Successful Submission: 2026-04-10 04:57:01

Killing Misbehaving Processes

Time of First Successful Submission: 2026-04-10 05:09:12

Suspending Processes

Time of First Successful Submission: 2026-04-10 05:10:01

Resuming Processes

Time of First Successful Submission: 2026-04-10 05:11:26

Backgrounding Processes

Time of First Successful Submission: 2026-04-10 05:55:09

Foregrounding Processes

Time of First Successful Submission: 2026-04-10 05:58:29

Starting Backgrounded Processes

Time of First Successful Submission: 2026-04-10 06:03:20

Process Exit Codes

Time of First Successful Submission: 2026-04-10 06:15:03

Becoming root with su

Time of First Successful Submission: 2026-04-10 06:21:41

Other users with su

Time of First Successful Submission: 2026-04-10 06:50:45

Cracking passwords

Time of First Successful Submission: 2026-04-10 07:36:00

Using sudo

Time of First Successful Submission: 2026-04-10 07:48:47

Changing File Ownership

Time of First Successful Submission: 2026-04-12 11:15:56

Groups and Files

Time of First Successful Submission: 2026-04-13 07:18:29

Fun With Groups Names

Time of First Successful Submission: 2026-04-13 11:39:13

Changing Permissions

Time of First Successful Submission: 2026-04-14 02:12:04

Executable Files

Time of First Successful Submission: 2026-04-14 02:38:25

Permission Tweaking Practice

Time of First Successful Submission: 2026-04-14 03:07:15

Permissions Setting Practice

Time of First Successful Submission: 2026-04-14 04:48:46

The SUID Bit

Time of First Successful Submission: 2026-04-14 04:54:59

Chaining with Semicolons

Time of First Successful Submission: 2026-04-14 07:43:41

Building on Success

Time of First Successful Submission: 2026-04-14 08:06:02

Handling Failure

Time of First Successful Submission: 2026-04-14 08:08:29

Your First Shell Script

Time of First Successful Submission: 2026-04-14 08:51:02

Redirecting Script Output

Time of First Successful Submission: 2026-04-14 10:37:01

Executable Shell Scripts

Time of First Successful Submission: 2026-04-14 11:44:25

Understanding Shebangs

Time of First Successful Submission: 2026-04-15 00:33:28

Scripting with Arguments

Time of First Successful Submission: 2026-04-15 00:39:41

Scripting with Conditionals

Time of First Successful Submission: 2026-04-15 01:10:45

Scripting with Default Cases

Time of First Successful Submission: 2026-04-15 01:15:17

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-04-15 02:05:46

Reading Shell Scripts

Time of First Successful Submission: 2026-04-15 02:07:32

Launching Screen

Time of First Successful Submission: 2026-04-10 08:02:34

Detaching and Attaching

Time of First Successful Submission: 2026-04-10 08:05:55

Finding Sessions

Time of First Successful Submission: 2026-04-10 10:06:13

Switching Windows

Time of First Successful Submission: 2026-04-10 10:18:48

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-04-10 10:36:52

Switching Windows (tmux)

Time of First Successful Submission: 2026-04-10 11:25:18

The PATH Variable

Time of First Successful Submission: 2026-04-10 23:38:43

Setting PATH

Time of First Successful Submission: 2026-04-10 23:42:58

Finding Commands

Time of First Successful Submission: 2026-04-10 23:46:59

Adding Commands

Time of First Successful Submission: 2026-04-10 23:52:17

Hijacking Commands

Time of First Successful Submission: 2026-04-11 00:00:30

Bashrc Backdoor

Time of First Successful Submission: 2026-04-11 08:00:12

Sniffing Input

Time of First Successful Submission: 2026-04-15 02:39:13

Overshared Directories

Time of First Successful Submission: 2026-04-15 03:01:27

Tricky Linking

Time of First Successful Submission: 2026-04-15 04:16:33

Sniffing Process Arguments

Time of First Successful Submission: 2026-04-15 04:19:52

Snooping on Configurations

Time of First Successful Submission: 2026-04-15 04:40:19

The Fork Bomb

Time of First Successful Submission: 2026-04-15 05:23:59

Disk-Space Doomsday

Time of First Successful Submission: 2026-04-15 05:29:32

rm -rf /

Time of First Successful Submission: 2026-04-15 05:33:17

Life after rm -rf /

Time of First Successful Submission: 2026-04-15 05:48:12

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-04-15 06:03:17


Computing 101

7 / 94 18390 / 22127


Your First Register

Time of First Successful Submission: 2026-04-17 10:54:01

Your First Syscall

Time of First Successful Submission: 2026-04-18 07:18:53

Exit Codes

Time of First Successful Submission: 2026-04-20 01:36:21

Building Executables

Time of First Successful Submission: 2026-04-21 08:45:42

Moving Between Registers

Time of First Successful Submission: 2026-04-21 08:47:39

Loading From Memory

Time of First Successful Submission: 2026-04-23 11:37:36

More Loading Practice

Time of First Successful Submission: 2026-04-24 10:32:17


Playing With Programs

3 / 116 21197 / 23651


What's the password?

Time of First Successful Submission: 2026-04-03 10:42:38

... and again!

Time of First Successful Submission: 2026-04-03 10:46:07

Your First HTTP Request

Time of First Successful Submission: 2026-04-25 12:54:46


GCA CTF

12 / 104 2215 / 45040


Using the Terminal

Time of First Successful Submission: 2026-04-01 03:17:22

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-01 03:22:52

Using the GUI Desktop

Time of First Successful Submission: 2026-04-01 03:30:56

Pasting into the Desktop

Time of First Successful Submission: 2026-04-01 03:39:08

Connecting over SSH

Time of First Successful Submission: 2026-04-01 05:29:57

Restarting Challenges

Time of First Successful Submission: 2026-04-01 04:28:15

Getting Help

Time of First Successful Submission: 2026-04-01 04:31:39

Challenge Programs

Time of First Successful Submission: 2026-04-01 04:39:49

The Flag File

Time of First Successful Submission: 2026-04-01 04:53:00

Using Privileged Mode

Time of First Successful Submission: 2026-04-01 04:57:10

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-01 05:13:09

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-01 05:14:57