JonDoe01

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-04-18 23:45:18

Command Arguments

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Command History

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The Root Path

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Absolute Paths

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Changing position

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Changing to an Absolute Path

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Relative Paths

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Cat

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Ls

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Ls All

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Find

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Piping Echo

Time of First Successful Submission: 2026-04-23 21:58:39

Piping Stdout

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Piping Stdin

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Intro to Cybersecurity

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Path Traversal 1

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CMDi 1

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CMDi 2

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Start Here

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Using the Terminal

Time of First Successful Submission: 2026-04-18 21:40:27

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-18 22:52:07

Using the GUI Desktop

Time of First Successful Submission: 2026-04-18 22:59:07

Pasting into the Desktop

Time of First Successful Submission: 2026-04-18 23:01:57

Restarting Challenges

Time of First Successful Submission: 2026-04-18 23:08:41

Challenge Programs

Time of First Successful Submission: 2026-04-18 23:16:00

The Flag File

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

Using Privileged Mode

Time of First Successful Submission: 2026-04-18 23:36:07

Persistent Home Directories - One

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Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-18 23:34:23


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-04-18 23:45:18

Intro to Arguments

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Command History

Time of First Successful Submission: 2026-04-18 23:48:13

The Root

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Program and absolute paths

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Position thy self

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Position elsewhere

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implicit relative paths, from /

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explicit relative paths, from /

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implicit relative path

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home sweet home

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cat: not the pet, but the command!

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catting absolute paths

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more catting practice

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grepping for a needle in a haystack

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comparing files

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listing files

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touching files

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removing files

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moving files

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copying files

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hidden files

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An Epic Filesystem Quest

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making directories

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finding files

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linking files

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Learning From Documentation

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Learning Complex Usage

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Reading Manuals

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Matching with *

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Matching with ?

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Matching with []

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Matching paths with []

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Multiple globs

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Mixing globs

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Exclusionary globbing

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Tab completion

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Multiple options for tab completion

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Tab completion on commands

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Redirecting output

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Redirecting more output

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Appending output

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Redirecting errors

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Redirecting input

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Grepping stored results

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Grepping live output

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Filtering with grep -v

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Filtering with sed

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Computing 101

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Your First Register

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Your First Syscall

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Exit Codes

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Building Executables

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Moving Between Registers

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Loading From Memory

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More Loading Practice

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Dereferencing Pointers

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Dereferencing Yourself

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DSU Cyber Camps

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Using the Terminal

Time of First Successful Submission: 2026-04-18 21:40:27

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-18 22:52:07

Using the GUI Desktop

Time of First Successful Submission: 2026-04-18 22:59:07

Pasting into the Desktop

Time of First Successful Submission: 2026-04-18 23:01:57

Connecting over SSH

Time of First Successful Submission: 2026-04-18 21:51:27

Restarting Challenges

Time of First Successful Submission: 2026-04-18 23:08:41

Challenge Programs

Time of First Successful Submission: 2026-04-18 23:16:00

The Flag File

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

Using Privileged Mode

Time of First Successful Submission: 2026-04-18 23:36:07

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-18 23:33:01

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-18 23:34:23


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-04-18 21:40:27

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-18 22:52:07

Using the GUI Desktop

Time of First Successful Submission: 2026-04-18 22:59:07

Pasting into the Desktop

Time of First Successful Submission: 2026-04-18 23:01:57

Connecting over SSH

Time of First Successful Submission: 2026-04-18 21:51:27

Restarting Challenges

Time of First Successful Submission: 2026-04-18 23:08:41

Challenge Programs

Time of First Successful Submission: 2026-04-18 23:16:00

The Flag File

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

Using Privileged Mode

Time of First Successful Submission: 2026-04-18 23:36:07

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-18 23:33:01

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-18 23:34:23


Web Security

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A Reflective Start

Time of First Successful Submission: 2026-04-19 05:31:45