c4rt3r

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-05-22 15:17:05

Command Arguments

Time of First Successful Submission: 2026-05-22 15:17:53

Command History

Time of First Successful Submission: 2026-05-22 15:18:17

The Root Path

Time of First Successful Submission: 2026-05-22 15:35:44

Absolute Paths

Time of First Successful Submission: 2026-05-22 15:36:30

Changing position

Time of First Successful Submission: 2026-05-22 15:38:13

Changing to an Absolute Path

Time of First Successful Submission: 2026-05-22 15:39:53

Relative Paths

Time of First Successful Submission: 2026-05-22 15:41:42

Cat

Time of First Successful Submission: 2026-05-22 15:48:10

Ls

Time of First Successful Submission: 2026-05-22 15:54:35

Ls All

Time of First Successful Submission: 2026-05-22 16:16:08

Find

Time of First Successful Submission: 2026-05-22 16:32:34

Piping Echo

Time of First Successful Submission: 2026-05-23 18:15:35

Piping Stdout

Time of First Successful Submission: 2026-05-23 20:09:52

Piping Stdin

Time of First Successful Submission: 2026-05-23 18:43:24


Start Here

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Using the Terminal

Time of First Successful Submission: 2026-05-22 15:05:19

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-22 15:07:16

Using the GUI Desktop

Time of First Successful Submission: 2026-05-22 15:10:53

Pasting into the Desktop

Time of First Successful Submission: 2026-05-22 15:12:26

Restarting Challenges

Time of First Successful Submission: 2026-05-22 15:15:04

Challenge Programs

Time of First Successful Submission: 2026-05-23 21:43:46

The Flag File

Time of First Successful Submission: 2026-05-23 21:45:12

Using Privileged Mode

Time of First Successful Submission: 2026-05-23 21:47:32

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-23 21:49:56

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-23 21:50:21


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-05-22 15:17:05

Intro to Arguments

Time of First Successful Submission: 2026-05-22 15:17:53

Command History

Time of First Successful Submission: 2026-05-22 15:18:17

The Root

Time of First Successful Submission: 2026-05-22 15:35:44

Program and absolute paths

Time of First Successful Submission: 2026-05-22 15:36:30

Position thy self

Time of First Successful Submission: 2026-05-22 15:38:13

Position elsewhere

Time of First Successful Submission: 2026-05-22 15:39:53

implicit relative paths, from /

Time of First Successful Submission: 2026-05-22 15:41:42

explicit relative paths, from /

Time of First Successful Submission: 2026-05-22 15:42:51

implicit relative path

Time of First Successful Submission: 2026-05-22 15:44:20

home sweet home

Time of First Successful Submission: 2026-05-22 15:46:25

cat: not the pet, but the command!

Time of First Successful Submission: 2026-05-22 15:48:10

catting absolute paths

Time of First Successful Submission: 2026-05-22 15:49:00

more catting practice

Time of First Successful Submission: 2026-05-22 15:49:33

grepping for a needle in a haystack

Time of First Successful Submission: 2026-05-22 15:52:31

comparing files

Time of First Successful Submission: 2026-05-22 15:53:49

listing files

Time of First Successful Submission: 2026-05-22 15:54:35

touching files

Time of First Successful Submission: 2026-05-22 16:06:04

removing files

Time of First Successful Submission: 2026-05-22 16:06:35

moving files

Time of First Successful Submission: 2026-05-22 16:12:22

copying files

Time of First Successful Submission: 2026-05-22 16:13:35

hidden files

Time of First Successful Submission: 2026-05-22 16:16:08

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-22 16:29:43

making directories

Time of First Successful Submission: 2026-05-22 16:30:16

finding files

Time of First Successful Submission: 2026-05-22 16:32:34

linking files

Time of First Successful Submission: 2026-05-22 16:59:09

Learning From Documentation

Time of First Successful Submission: 2026-05-23 17:19:23

Learning Complex Usage

Time of First Successful Submission: 2026-05-23 17:31:49

Reading Manuals

Time of First Successful Submission: 2026-05-23 17:33:43

Searching Manuals

Time of First Successful Submission: 2026-05-23 17:35:58

Searching For Manuals

Time of First Successful Submission: 2026-05-23 17:41:14

Helpful Programs

Time of First Successful Submission: 2026-05-23 17:42:25

Help for Builtins

Time of First Successful Submission: 2026-05-23 17:47:49

Matching with *

Time of First Successful Submission: 2026-05-23 17:50:19

Matching with ?

Time of First Successful Submission: 2026-05-23 17:51:21

Matching with []

Time of First Successful Submission: 2026-05-23 17:57:56

Matching paths with []

Time of First Successful Submission: 2026-05-23 18:02:11

Multiple globs

Time of First Successful Submission: 2026-05-23 18:04:13

Mixing globs

Time of First Successful Submission: 2026-05-23 18:05:54

Exclusionary globbing

Time of First Successful Submission: 2026-05-23 18:08:06

Tab completion

Time of First Successful Submission: 2026-05-23 18:08:45

Multiple options for tab completion

Time of First Successful Submission: 2026-05-23 18:10:47

Tab completion on commands

Time of First Successful Submission: 2026-05-23 18:11:47

Redirecting output

Time of First Successful Submission: 2026-05-23 18:15:35

Redirecting more output

Time of First Successful Submission: 2026-05-23 20:09:52

Appending output

Time of First Successful Submission: 2026-05-23 18:27:07

Redirecting errors

Time of First Successful Submission: 2026-05-23 18:30:59

Redirecting input

Time of First Successful Submission: 2026-05-23 18:43:24

Grepping stored results

Time of First Successful Submission: 2026-05-23 18:45:31

Grepping live output

Time of First Successful Submission: 2026-05-23 18:46:36

Grepping errors

Time of First Successful Submission: 2026-05-23 18:49:25

Filtering with grep -v

Time of First Successful Submission: 2026-05-23 18:50:19

Filtering with sed

Time of First Successful Submission: 2026-05-23 18:53:34

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-23 19:42:55

Process substitution for input

Time of First Successful Submission: 2026-05-23 19:45:03

Writing to multiple programs

Time of First Successful Submission: 2026-05-23 20:11:03

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-23 20:10:30

Named pipes

Time of First Successful Submission: 2026-05-23 20:16:43

Printing Variables

Time of First Successful Submission: 2026-05-23 20:18:42

Setting Variables

Time of First Successful Submission: 2026-05-23 20:20:25

Multi-word Variables

Time of First Successful Submission: 2026-05-23 20:21:06

Exporting Variables

Time of First Successful Submission: 2026-05-23 20:23:27

Printing Exported Variables

Time of First Successful Submission: 2026-05-23 20:25:21

Storing Command Output

Time of First Successful Submission: 2026-05-23 20:28:29

Reading Input

Time of First Successful Submission: 2026-05-23 20:30:14

Reading Files

Time of First Successful Submission: 2026-05-23 20:32:32

Translating characters

Time of First Successful Submission: 2026-05-23 21:13:59

Deleting characters

Time of First Successful Submission: 2026-05-23 21:14:56

Deleting newlines

Time of First Successful Submission: 2026-05-23 21:32:47

Extracting the first lines with head

Time of First Successful Submission: 2026-05-23 21:37:12

Extracting specific sections of text

Time of First Successful Submission: 2026-05-23 21:40:19

Sorting data

Time of First Successful Submission: 2026-05-23 21:41:54

Listing Processes

Time of First Successful Submission: 2026-05-23 22:04:48

Killing Processes

Time of First Successful Submission: 2026-05-23 22:06:45

Interrupting Processes

Time of First Successful Submission: 2026-05-23 22:07:19

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-23 22:10:47

Suspending Processes

Time of First Successful Submission: 2026-05-23 22:11:29

Resuming Processes

Time of First Successful Submission: 2026-05-23 22:12:07

Backgrounding Processes

Time of First Successful Submission: 2026-05-23 22:13:38

Foregrounding Processes

Time of First Successful Submission: 2026-05-23 22:28:22

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-23 22:29:10

Process Exit Codes

Time of First Successful Submission: 2026-05-23 22:31:22

Becoming root with su

Time of First Successful Submission: 2026-05-23 22:37:07

Other users with su

Time of First Successful Submission: 2026-05-23 22:37:57

Cracking passwords

Time of First Successful Submission: 2026-05-23 22:42:50

Using sudo

Time of First Successful Submission: 2026-05-23 22:45:07

Changing File Ownership

Time of First Successful Submission: 2026-05-24 22:14:48

Groups and Files

Time of First Successful Submission: 2026-05-24 22:17:17

Fun With Groups Names

Time of First Successful Submission: 2026-05-24 22:19:25

Changing Permissions

Time of First Successful Submission: 2026-05-24 22:26:50

Executable Files

Time of First Successful Submission: 2026-05-24 22:32:43

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-24 22:41:54

Permissions Setting Practice

Time of First Successful Submission: 2026-05-24 22:48:51

The SUID Bit

Time of First Successful Submission: 2026-05-24 22:53:27

Chaining with Semicolons

Time of First Successful Submission: 2026-05-24 23:04:36

Building on Success

Time of First Successful Submission: 2026-05-24 23:05:39

Handling Failure

Time of First Successful Submission: 2026-05-24 23:06:02

Your First Shell Script

Time of First Successful Submission: 2026-05-24 23:12:07

Executable Shell Scripts

Time of First Successful Submission: 2026-05-24 23:27:15

Understanding Shebangs

Time of First Successful Submission: 2026-05-24 23:36:04

Scripting with Arguments

Time of First Successful Submission: 2026-05-24 23:38:39

Scripting with Conditionals

Time of First Successful Submission: 2026-05-24 23:41:30

Scripting with Default Cases

Time of First Successful Submission: 2026-05-24 23:42:37

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-25 00:20:30

Reading Shell Scripts

Time of First Successful Submission: 2026-05-25 00:30:44


DSU Cyber Camps

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Using the Terminal

Time of First Successful Submission: 2026-05-22 15:05:19

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-22 15:07:16

Using the GUI Desktop

Time of First Successful Submission: 2026-05-22 15:10:53

Pasting into the Desktop

Time of First Successful Submission: 2026-05-22 15:12:26

Restarting Challenges

Time of First Successful Submission: 2026-05-22 15:15:04

Challenge Programs

Time of First Successful Submission: 2026-05-23 21:43:46

The Flag File

Time of First Successful Submission: 2026-05-23 21:45:12

Using Privileged Mode

Time of First Successful Submission: 2026-05-23 21:47:32

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-23 21:49:56

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-23 21:50:21


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-05-22 15:05:19

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-22 15:07:16

Using the GUI Desktop

Time of First Successful Submission: 2026-05-22 15:10:53

Pasting into the Desktop

Time of First Successful Submission: 2026-05-22 15:12:26

Restarting Challenges

Time of First Successful Submission: 2026-05-22 15:15:04

Challenge Programs

Time of First Successful Submission: 2026-05-23 21:43:46

The Flag File

Time of First Successful Submission: 2026-05-23 21:45:12

Using Privileged Mode

Time of First Successful Submission: 2026-05-23 21:47:32

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-23 21:49:56

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-23 21:50:21