Othniel

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-01-14 03:14:59

Command Arguments

Time of First Successful Submission: 2026-01-14 03:17:06

Command History

Time of First Successful Submission: 2026-01-14 03:18:40

The Root Path

Time of First Successful Submission: 2026-01-14 03:20:43

Absolute Paths

Time of First Successful Submission: 2026-01-14 03:23:24

Changing to an Absolute Path

Time of First Successful Submission: 2026-01-14 03:27:11

Relative Paths

Time of First Successful Submission: 2026-01-14 03:29:52

Cat

Time of First Successful Submission: 2026-01-14 03:36:45

Ls

Time of First Successful Submission: 2026-01-14 03:44:59

Ls All

Time of First Successful Submission: 2026-01-14 03:49:19

Find

Time of First Successful Submission: 2026-01-15 02:17:28

Piping Echo

Time of First Successful Submission: 2026-01-15 03:18:46

Piping Stdout

Time of First Successful Submission: 2026-01-15 03:24:28

Piping Stdin

Time of First Successful Submission: 2026-01-15 03:41:30


Start Here

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Using the Terminal

Time of First Successful Submission: 2026-04-22 22:18:08

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-22 22:20:37

Using the GUI Desktop

Time of First Successful Submission: 2026-04-22 22:22:27

Pasting into the Desktop

Time of First Successful Submission: 2026-04-22 22:23:55

Restarting Challenges

Time of First Successful Submission: 2026-04-22 22:27:56

Challenge Programs

Time of First Successful Submission: 2026-04-22 22:32:49

The Flag File

Time of First Successful Submission: 2026-04-22 22:34:09

Using Privileged Mode

Time of First Successful Submission: 2026-04-22 22:38:54

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-22 22:43:37

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-22 22:44:26


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-01-14 03:14:59

Intro to Arguments

Time of First Successful Submission: 2026-01-14 03:17:06

Command History

Time of First Successful Submission: 2026-01-14 03:18:40

The Root

Time of First Successful Submission: 2026-01-14 03:20:43

Program and absolute paths

Time of First Successful Submission: 2026-01-14 03:23:24

Position elsewhere

Time of First Successful Submission: 2026-01-14 03:27:11

implicit relative paths, from /

Time of First Successful Submission: 2026-01-14 03:29:52

home sweet home

Time of First Successful Submission: 2026-01-14 03:34:41

cat: not the pet, but the command!

Time of First Successful Submission: 2026-01-14 03:36:45

catting absolute paths

Time of First Successful Submission: 2026-01-14 03:38:07

more catting practice

Time of First Successful Submission: 2026-01-14 03:40:45

grepping for a needle in a haystack

Time of First Successful Submission: 2026-01-14 03:42:49

listing files

Time of First Successful Submission: 2026-01-14 03:44:59

touching files

Time of First Successful Submission: 2026-01-14 03:46:25

removing files

Time of First Successful Submission: 2026-01-14 03:47:42

hidden files

Time of First Successful Submission: 2026-01-14 03:49:19

An Epic Filesystem Quest

Time of First Successful Submission: 2026-01-14 04:02:56

making directories

Time of First Successful Submission: 2026-01-15 02:09:05

finding files

Time of First Successful Submission: 2026-01-15 02:17:28

linking files

Time of First Successful Submission: 2026-01-15 02:35:23

Matching with []

Time of First Successful Submission: 2026-01-15 02:38:47

Matching paths with []

Time of First Successful Submission: 2026-01-15 02:40:34

Mixing globs

Time of First Successful Submission: 2026-01-15 03:10:39

Exclusionary globbing

Time of First Successful Submission: 2026-01-15 03:16:41

Redirecting output

Time of First Successful Submission: 2026-01-15 03:18:46

Redirecting more output

Time of First Successful Submission: 2026-01-15 03:24:28

Appending output

Time of First Successful Submission: 2026-01-15 03:28:39

Redirecting errors

Time of First Successful Submission: 2026-01-15 03:33:22

Redirecting input

Time of First Successful Submission: 2026-01-15 03:41:30

Grepping stored results

Time of First Successful Submission: 2026-01-15 03:44:48

Grepping live output

Time of First Successful Submission: 2026-01-15 03:46:43

Grepping errors

Time of First Successful Submission: 2026-01-17 06:17:39

Duplicating piped data with tee

Time of First Successful Submission: 2026-01-17 06:59:45


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-04-22 22:18:08

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-22 22:20:37

Using the GUI Desktop

Time of First Successful Submission: 2026-04-22 22:22:27

Pasting into the Desktop

Time of First Successful Submission: 2026-04-22 22:23:55

Restarting Challenges

Time of First Successful Submission: 2026-04-22 22:27:56

Getting Help

Time of First Successful Submission: 2026-04-22 22:31:11

Challenge Programs

Time of First Successful Submission: 2026-04-22 22:32:49

The Flag File

Time of First Successful Submission: 2026-04-22 22:34:09

Using Privileged Mode

Time of First Successful Submission: 2026-04-22 22:38:54

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-22 22:43:37

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-22 22:44:26