Percival

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-05-02 16:03:30

Command Arguments

Time of First Successful Submission: 2026-05-02 16:04:34

Command History

Time of First Successful Submission: 2026-05-02 16:05:26

The Root Path

Time of First Successful Submission: 2026-05-02 16:11:24

Absolute Paths

Time of First Successful Submission: 2026-05-02 16:12:19

Changing position

Time of First Successful Submission: 2026-05-02 16:13:38

Changing to an Absolute Path

Time of First Successful Submission: 2026-05-02 16:15:37

Relative Paths

Time of First Successful Submission: 2026-05-02 16:19:00

Cat

Time of First Successful Submission: 2026-05-02 18:59:58

Ls

Time of First Successful Submission: 2026-05-02 19:13:06

Ls All

Time of First Successful Submission: 2026-05-02 19:54:33

Find

Time of First Successful Submission: 2026-05-02 20:08:56

Piping Echo

Time of First Successful Submission: 2026-05-05 14:21:24

Piping Stdout

Time of First Successful Submission: 2026-05-05 14:23:00

Piping Stdin

Time of First Successful Submission: 2026-05-05 16:42:02


Start Here

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Using the Terminal

Time of First Successful Submission: 2026-05-02 09:27:09

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-02 09:30:13

Using the GUI Desktop

Time of First Successful Submission: 2026-05-02 09:32:59

Pasting into the Desktop

Time of First Successful Submission: 2026-05-02 09:35:57

Restarting Challenges

Time of First Successful Submission: 2026-05-02 13:06:35

Challenge Programs

Time of First Successful Submission: 2026-05-02 13:13:20

The Flag File

Time of First Successful Submission: 2026-05-02 13:15:43

Using Privileged Mode

Time of First Successful Submission: 2026-05-02 13:21:24

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-02 13:25:17

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-02 13:26:12


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-05-02 16:03:30

Intro to Arguments

Time of First Successful Submission: 2026-05-02 16:04:34

Command History

Time of First Successful Submission: 2026-05-02 16:05:26

The Root

Time of First Successful Submission: 2026-05-02 16:11:24

Program and absolute paths

Time of First Successful Submission: 2026-05-02 16:12:19

Position thy self

Time of First Successful Submission: 2026-05-02 16:13:38

Position elsewhere

Time of First Successful Submission: 2026-05-02 16:15:37

implicit relative paths, from /

Time of First Successful Submission: 2026-05-02 16:19:00

explicit relative paths, from /

Time of First Successful Submission: 2026-05-02 16:21:09

implicit relative path

Time of First Successful Submission: 2026-05-02 16:22:52

home sweet home

Time of First Successful Submission: 2026-05-02 16:30:38

cat: not the pet, but the command!

Time of First Successful Submission: 2026-05-02 18:59:58

catting absolute paths

Time of First Successful Submission: 2026-05-02 19:02:51

more catting practice

Time of First Successful Submission: 2026-05-02 19:04:01

grepping for a needle in a haystack

Time of First Successful Submission: 2026-05-02 19:05:47

comparing files

Time of First Successful Submission: 2026-05-02 19:08:54

listing files

Time of First Successful Submission: 2026-05-02 19:13:06

touching files

Time of First Successful Submission: 2026-05-02 19:49:24

removing files

Time of First Successful Submission: 2026-05-02 19:50:48

moving files

Time of First Successful Submission: 2026-05-02 19:52:11

copying files

Time of First Successful Submission: 2026-05-02 19:52:36

hidden files

Time of First Successful Submission: 2026-05-02 19:54:33

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-02 20:02:25

making directories

Time of First Successful Submission: 2026-05-02 20:05:58

finding files

Time of First Successful Submission: 2026-05-02 20:08:56

linking files

Time of First Successful Submission: 2026-05-02 20:27:02

Learning From Documentation

Time of First Successful Submission: 2026-05-03 08:35:05

Learning Complex Usage

Time of First Successful Submission: 2026-05-03 08:38:58

Reading Manuals

Time of First Successful Submission: 2026-05-03 08:46:16

Searching Manuals

Time of First Successful Submission: 2026-05-03 08:49:37

Searching For Manuals

Time of First Successful Submission: 2026-05-03 09:10:33

Helpful Programs

Time of First Successful Submission: 2026-05-03 09:13:47

Help for Builtins

Time of First Successful Submission: 2026-05-03 09:16:48

Matching with *

Time of First Successful Submission: 2026-05-04 10:17:38

Matching with ?

Time of First Successful Submission: 2026-05-04 15:07:15

Matching with []

Time of First Successful Submission: 2026-05-04 15:09:09

Matching paths with []

Time of First Successful Submission: 2026-05-04 15:11:14

Multiple globs

Time of First Successful Submission: 2026-05-04 15:13:48

Mixing globs

Time of First Successful Submission: 2026-05-04 16:11:55

Exclusionary globbing

Time of First Successful Submission: 2026-05-05 13:55:43

Tab completion

Time of First Successful Submission: 2026-05-05 14:02:13

Multiple options for tab completion

Time of First Successful Submission: 2026-05-05 14:03:57

Tab completion on commands

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

Redirecting output

Time of First Successful Submission: 2026-05-05 14:21:24

Redirecting more output

Time of First Successful Submission: 2026-05-05 14:23:00

Appending output

Time of First Successful Submission: 2026-05-05 14:25:48

Redirecting errors

Time of First Successful Submission: 2026-05-05 16:37:46

Redirecting input

Time of First Successful Submission: 2026-05-05 16:42:02

Grepping stored results

Time of First Successful Submission: 2026-05-05 16:49:58

Grepping live output

Time of First Successful Submission: 2026-05-05 16:54:13

Grepping errors

Time of First Successful Submission: 2026-05-06 09:31:01

Filtering with grep -v

Time of First Successful Submission: 2026-05-06 09:34:04

Filtering with sed

Time of First Successful Submission: 2026-05-06 09:36:28

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-06 19:28:39

Process substitution for input

Time of First Successful Submission: 2026-05-06 19:40:56

Writing to multiple programs

Time of First Successful Submission: 2026-05-07 09:42:32

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-07 13:28:24

Named pipes

Time of First Successful Submission: 2026-05-07 13:50:14

Printing Variables

Time of First Successful Submission: 2026-05-09 14:45:00

Setting Variables

Time of First Successful Submission: 2026-05-09 14:48:16

Multi-word Variables

Time of First Successful Submission: 2026-05-09 14:49:14

Exporting Variables

Time of First Successful Submission: 2026-05-09 14:52:40

Printing Exported Variables

Time of First Successful Submission: 2026-05-09 14:54:12

Storing Command Output

Time of First Successful Submission: 2026-05-09 14:56:56

Reading Input

Time of First Successful Submission: 2026-05-09 15:00:44

Reading Files

Time of First Successful Submission: 2026-05-09 15:03:25

Translating characters

Time of First Successful Submission: 2026-05-09 15:22:27

Deleting characters

Time of First Successful Submission: 2026-05-09 15:25:00

Deleting newlines

Time of First Successful Submission: 2026-05-09 15:31:37

Extracting the first lines with head

Time of First Successful Submission: 2026-05-09 15:36:23

Extracting specific sections of text

Time of First Successful Submission: 2026-05-09 15:40:24

Sorting data

Time of First Successful Submission: 2026-05-09 15:46:29

Listing Processes

Time of First Successful Submission: 2026-05-09 20:52:30

Killing Processes

Time of First Successful Submission: 2026-05-09 20:55:13

Interrupting Processes

Time of First Successful Submission: 2026-05-09 20:56:03

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-09 20:59:52

Suspending Processes

Time of First Successful Submission: 2026-05-09 21:01:50

Resuming Processes

Time of First Successful Submission: 2026-05-09 21:03:54

Backgrounding Processes

Time of First Successful Submission: 2026-05-11 09:13:52

Foregrounding Processes

Time of First Successful Submission: 2026-05-11 09:16:04

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-11 09:17:11

Process Exit Codes

Time of First Successful Submission: 2026-05-11 09:21:34

Becoming root with su

Time of First Successful Submission: 2026-05-11 15:41:42

Other users with su

Time of First Successful Submission: 2026-05-11 15:42:37

Cracking passwords

Time of First Successful Submission: 2026-05-11 15:49:04

Using sudo

Time of First Successful Submission: 2026-05-11 15:51:48

Changing File Ownership

Time of First Successful Submission: 2026-05-18 09:52:32

Groups and Files

Time of First Successful Submission: 2026-05-18 10:13:02

Fun With Groups Names

Time of First Successful Submission: 2026-05-18 10:34:34

Changing Permissions

Time of First Successful Submission: 2026-05-18 12:16:14

Executable Files

Time of First Successful Submission: 2026-05-19 09:44:01

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-19 09:56:55

Permissions Setting Practice

Time of First Successful Submission: 2026-05-19 10:05:49

The SUID Bit

Time of First Successful Submission: 2026-05-19 10:12:19

Chaining with Semicolons

Time of First Successful Submission: 2026-05-20 09:52:31

Building on Success

Time of First Successful Submission: 2026-05-20 09:55:50

Handling Failure

Time of First Successful Submission: 2026-05-20 09:57:22

Your First Shell Script

Time of First Successful Submission: 2026-05-20 10:03:31

Redirecting Script Output

Time of First Successful Submission: 2026-05-21 10:48:24

Executable Shell Scripts

Time of First Successful Submission: 2026-05-21 12:41:35

Understanding Shebangs

Time of First Successful Submission: 2026-05-21 12:46:41

Scripting with Arguments

Time of First Successful Submission: 2026-05-21 12:49:39

Scripting with Conditionals

Time of First Successful Submission: 2026-05-21 12:53:31

Scripting with Default Cases

Time of First Successful Submission: 2026-05-21 12:55:28

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-21 12:58:40

Reading Shell Scripts

Time of First Successful Submission: 2026-05-21 13:01:58


DSU Cyber Camps

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Using the Terminal

Time of First Successful Submission: 2026-05-02 09:27:09

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-02 09:30:13

Using the GUI Desktop

Time of First Successful Submission: 2026-05-02 09:32:59

Pasting into the Desktop

Time of First Successful Submission: 2026-05-02 09:35:57

Connecting over SSH

Time of First Successful Submission: 2026-05-02 12:59:14

Restarting Challenges

Time of First Successful Submission: 2026-05-02 13:06:35

Challenge Programs

Time of First Successful Submission: 2026-05-02 13:13:20

The Flag File

Time of First Successful Submission: 2026-05-02 13:15:43

Using Privileged Mode

Time of First Successful Submission: 2026-05-02 13:21:24

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-02 13:25:17

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-02 13:26:12


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-05-02 09:27:09

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-02 09:30:13

Using the GUI Desktop

Time of First Successful Submission: 2026-05-02 09:32:59

Pasting into the Desktop

Time of First Successful Submission: 2026-05-02 09:35:57

Connecting over SSH

Time of First Successful Submission: 2026-05-02 12:59:14

Restarting Challenges

Time of First Successful Submission: 2026-05-02 13:06:35

Challenge Programs

Time of First Successful Submission: 2026-05-02 13:13:20

The Flag File

Time of First Successful Submission: 2026-05-02 13:15:43

Using Privileged Mode

Time of First Successful Submission: 2026-05-02 13:21:24

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-02 13:25:17

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-02 13:26:12