elP3r0

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-05-11 15:50:06

Command Arguments

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Command History

Time of First Successful Submission: 2026-05-11 15:52:28

The Root Path

Time of First Successful Submission: 2026-05-11 15:55:22

Absolute Paths

Time of First Successful Submission: 2026-05-11 15:56:16

Changing position

Time of First Successful Submission: 2026-05-11 16:00:44

Changing to an Absolute Path

Time of First Successful Submission: 2026-05-11 16:02:56

Relative Paths

Time of First Successful Submission: 2026-05-11 16:05:50

Cat

Time of First Successful Submission: 2026-05-11 16:19:07

Ls

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Ls All

Time of First Successful Submission: 2026-05-11 16:29:27

Find

Time of First Successful Submission: 2026-05-11 16:41:11

Piping Echo

Time of First Successful Submission: 2026-05-13 15:01:51

Piping Stdout

Time of First Successful Submission: 2026-05-13 15:03:19

Piping Stdin

Time of First Successful Submission: 2026-05-13 15:12:16


Start Here

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Using the Terminal

Time of First Successful Submission: 2026-05-11 15:06:37

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-11 15:10:00

Using the GUI Desktop

Time of First Successful Submission: 2026-05-11 15:21:38

Pasting into the Desktop

Time of First Successful Submission: 2026-05-11 15:23:58

Restarting Challenges

Time of First Successful Submission: 2026-05-11 15:33:24

Challenge Programs

Time of First Successful Submission: 2026-05-11 15:41:17

The Flag File

Time of First Successful Submission: 2026-05-12 12:32:03

Using Privileged Mode

Time of First Successful Submission: 2026-05-12 17:15:27

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-12 17:24:13

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-12 17:24:55


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-05-11 15:50:06

Intro to Arguments

Time of First Successful Submission: 2026-05-11 15:51:37

Command History

Time of First Successful Submission: 2026-05-11 15:52:28

The Root

Time of First Successful Submission: 2026-05-11 15:55:22

Program and absolute paths

Time of First Successful Submission: 2026-05-11 15:56:16

Position thy self

Time of First Successful Submission: 2026-05-11 16:00:44

Position elsewhere

Time of First Successful Submission: 2026-05-11 16:02:56

implicit relative paths, from /

Time of First Successful Submission: 2026-05-11 16:05:50

explicit relative paths, from /

Time of First Successful Submission: 2026-05-11 16:09:46

implicit relative path

Time of First Successful Submission: 2026-05-11 16:11:40

home sweet home

Time of First Successful Submission: 2026-05-11 16:14:46

cat: not the pet, but the command!

Time of First Successful Submission: 2026-05-11 16:19:07

catting absolute paths

Time of First Successful Submission: 2026-05-11 16:19:49

more catting practice

Time of First Successful Submission: 2026-05-11 16:21:05

grepping for a needle in a haystack

Time of First Successful Submission: 2026-05-11 16:22:18

comparing files

Time of First Successful Submission: 2026-05-11 16:23:52

listing files

Time of First Successful Submission: 2026-05-11 16:24:44

touching files

Time of First Successful Submission: 2026-05-11 16:25:49

removing files

Time of First Successful Submission: 2026-05-11 16:26:40

moving files

Time of First Successful Submission: 2026-05-11 16:27:36

copying files

Time of First Successful Submission: 2026-05-11 16:28:16

hidden files

Time of First Successful Submission: 2026-05-11 16:29:27

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-11 16:35:54

making directories

Time of First Successful Submission: 2026-05-11 16:37:00

finding files

Time of First Successful Submission: 2026-05-11 16:41:11

linking files

Time of First Successful Submission: 2026-05-12 17:11:42

Learning From Documentation

Time of First Successful Submission: 2026-05-13 13:28:32

Learning Complex Usage

Time of First Successful Submission: 2026-05-13 13:39:23

Reading Manuals

Time of First Successful Submission: 2026-05-13 13:43:11

Searching Manuals

Time of First Successful Submission: 2026-05-13 13:45:39

Searching For Manuals

Time of First Successful Submission: 2026-05-13 13:58:29

Helpful Programs

Time of First Successful Submission: 2026-05-13 14:19:41

Help for Builtins

Time of First Successful Submission: 2026-05-13 14:21:21

Matching with *

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Matching with ?

Time of First Successful Submission: 2026-05-13 14:28:53

Matching with []

Time of First Successful Submission: 2026-05-13 14:31:09

Matching paths with []

Time of First Successful Submission: 2026-05-13 14:35:05

Multiple globs

Time of First Successful Submission: 2026-05-13 14:36:55

Mixing globs

Time of First Successful Submission: 2026-05-13 14:45:58

Exclusionary globbing

Time of First Successful Submission: 2026-05-13 14:49:37

Tab completion

Time of First Successful Submission: 2026-05-13 14:50:46

Multiple options for tab completion

Time of First Successful Submission: 2026-05-13 14:52:42

Tab completion on commands

Time of First Successful Submission: 2026-05-13 14:53:16

Redirecting output

Time of First Successful Submission: 2026-05-13 15:01:51

Redirecting more output

Time of First Successful Submission: 2026-05-13 15:03:19

Appending output

Time of First Successful Submission: 2026-05-13 15:07:29

Redirecting errors

Time of First Successful Submission: 2026-05-13 15:10:36

Redirecting input

Time of First Successful Submission: 2026-05-13 15:12:16

Grepping stored results

Time of First Successful Submission: 2026-05-13 15:14:48

Grepping live output

Time of First Successful Submission: 2026-05-13 15:16:37

Grepping errors

Time of First Successful Submission: 2026-05-13 15:30:15

Filtering with grep -v

Time of First Successful Submission: 2026-05-13 15:31:52

Filtering with sed

Time of First Successful Submission: 2026-05-13 15:37:01

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-13 16:08:52

Process substitution for input

Time of First Successful Submission: 2026-05-13 16:14:33

Writing to multiple programs

Time of First Successful Submission: 2026-05-14 08:11:00

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-14 08:20:59

Named pipes

Time of First Successful Submission: 2026-05-14 13:06:04

Printing Variables

Time of First Successful Submission: 2026-05-14 13:08:09

Setting Variables

Time of First Successful Submission: 2026-05-14 13:09:46

Multi-word Variables

Time of First Successful Submission: 2026-05-14 13:12:06

Exporting Variables

Time of First Successful Submission: 2026-05-14 13:20:09

Printing Exported Variables

Time of First Successful Submission: 2026-05-14 13:21:05

Storing Command Output

Time of First Successful Submission: 2026-05-14 13:25:55

Reading Input

Time of First Successful Submission: 2026-05-14 14:12:03

Reading Files

Time of First Successful Submission: 2026-05-14 14:17:24

Translating characters

Time of First Successful Submission: 2026-05-14 14:30:35

Deleting characters

Time of First Successful Submission: 2026-05-14 14:32:57

Deleting newlines

Time of First Successful Submission: 2026-05-14 14:40:27

Extracting the first lines with head

Time of First Successful Submission: 2026-05-14 14:44:22

Extracting specific sections of text

Time of First Successful Submission: 2026-05-14 15:00:39

Sorting data

Time of First Successful Submission: 2026-05-14 15:05:28

Listing Processes

Time of First Successful Submission: 2026-05-15 12:30:39

Killing Processes

Time of First Successful Submission: 2026-05-15 12:33:57

Interrupting Processes

Time of First Successful Submission: 2026-05-15 12:34:55

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-15 12:43:43

Suspending Processes

Time of First Successful Submission: 2026-05-15 12:47:59

Resuming Processes

Time of First Successful Submission: 2026-05-15 12:49:26

Backgrounding Processes

Time of First Successful Submission: 2026-05-15 12:52:38

Foregrounding Processes

Time of First Successful Submission: 2026-05-15 12:59:01

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-15 13:00:12

Process Exit Codes

Time of First Successful Submission: 2026-05-15 13:03:59

Becoming root with su

Time of First Successful Submission: 2026-05-15 13:21:14

Other users with su

Time of First Successful Submission: 2026-05-15 13:22:54

Cracking passwords

Time of First Successful Submission: 2026-05-15 13:30:55

Using sudo

Time of First Successful Submission: 2026-05-15 13:40:41

Changing File Ownership

Time of First Successful Submission: 2026-05-15 14:07:12

Groups and Files

Time of First Successful Submission: 2026-05-15 14:37:48

Fun With Groups Names

Time of First Successful Submission: 2026-05-15 14:42:35

Changing Permissions

Time of First Successful Submission: 2026-05-15 14:50:51

Executable Files

Time of First Successful Submission: 2026-05-15 14:56:08

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-15 15:18:55

Permissions Setting Practice

Time of First Successful Submission: 2026-05-15 15:26:04

The SUID Bit

Time of First Successful Submission: 2026-05-15 15:39:14

Chaining with Semicolons

Time of First Successful Submission: 2026-05-15 15:55:26

Building on Success

Time of First Successful Submission: 2026-05-15 15:56:51

Handling Failure

Time of First Successful Submission: 2026-05-15 15:58:43

Your First Shell Script

Time of First Successful Submission: 2026-05-15 16:16:09

Redirecting Script Output

Time of First Successful Submission: 2026-05-15 16:24:00

Executable Shell Scripts

Time of First Successful Submission: 2026-05-15 16:26:53

Understanding Shebangs

Time of First Successful Submission: 2026-05-15 16:37:43

Scripting with Arguments

Time of First Successful Submission: 2026-05-15 16:45:02

Scripting with Conditionals

Time of First Successful Submission: 2026-05-15 16:54:47

Scripting with Default Cases

Time of First Successful Submission: 2026-05-15 16:57:02

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-15 17:01:42

Reading Shell Scripts

Time of First Successful Submission: 2026-05-15 17:07:13

Launching Screen

Time of First Successful Submission: 2026-05-15 17:20:35

Detaching and Attaching

Time of First Successful Submission: 2026-05-16 09:36:22

Finding Sessions

Time of First Successful Submission: 2026-05-16 09:39:21

Switching Windows

Time of First Successful Submission: 2026-05-16 09:42:38

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-16 09:44:49

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-16 09:46:20

The PATH Variable

Time of First Successful Submission: 2026-05-16 09:53:18

Setting PATH

Time of First Successful Submission: 2026-05-16 09:56:04

Finding Commands

Time of First Successful Submission: 2026-05-16 09:58:09

Adding Commands

Time of First Successful Submission: 2026-05-16 10:38:09

Hijacking Commands

Time of First Successful Submission: 2026-05-16 11:08:28

Bashrc Backdoor

Time of First Successful Submission: 2026-05-16 11:16:11


DSU Cyber Camps

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Using the Terminal

Time of First Successful Submission: 2026-05-11 15:06:37

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-11 15:10:00

Using the GUI Desktop

Time of First Successful Submission: 2026-05-11 15:21:38

Pasting into the Desktop

Time of First Successful Submission: 2026-05-11 15:23:58

Connecting over SSH

Time of First Successful Submission: 2026-05-11 15:27:20

Restarting Challenges

Time of First Successful Submission: 2026-05-11 15:33:24

Getting Help

Time of First Successful Submission: 2026-05-11 15:35:49

Challenge Programs

Time of First Successful Submission: 2026-05-11 15:41:17

The Flag File

Time of First Successful Submission: 2026-05-12 12:32:03

Using Privileged Mode

Time of First Successful Submission: 2026-05-12 17:15:27

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-12 17:24:13

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-12 17:24:55


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-05-11 15:06:37

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-11 15:10:00

Using the GUI Desktop

Time of First Successful Submission: 2026-05-11 15:21:38

Pasting into the Desktop

Time of First Successful Submission: 2026-05-11 15:23:58

Connecting over SSH

Time of First Successful Submission: 2026-05-11 15:27:20

Restarting Challenges

Time of First Successful Submission: 2026-05-11 15:33:24

Getting Help

Time of First Successful Submission: 2026-05-11 15:35:49

Challenge Programs

Time of First Successful Submission: 2026-05-11 15:41:17

The Flag File

Time of First Successful Submission: 2026-05-12 12:32:03

Using Privileged Mode

Time of First Successful Submission: 2026-05-12 17:15:27

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-12 17:24:13

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-12 17:24:55