brsd

Intro to Programming Languages

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Commands

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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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Software Exploitation

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Level1.0

Time of First Successful Submission: 2026-01-07 16:20:24

Level1.1

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Level2.0

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Level2.1

Time of First Successful Submission: 2026-01-07 17:23:31

Level3.0

Time of First Successful Submission: 2026-02-13 11:27:57

Level3.1

Time of First Successful Submission: 2026-02-19 08:48:08

Level4.0

Time of First Successful Submission: 2026-02-19 10:08:43

Level4.1

Time of First Successful Submission: 2026-03-26 20:38:25

Level5.0

Time of First Successful Submission: 2026-03-29 17:27:16

Level5.1

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level1

Time of First Successful Submission: 2026-03-05 20:45:30

level2

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level3

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level4

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Start Here

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Using the Terminal

Time of First Successful Submission: 2025-12-28 22:08:20

Using the VSCode Workspace

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Using the GUI Desktop

Time of First Successful Submission: 2025-12-28 22:14:00

Pasting into the Desktop

Time of First Successful Submission: 2025-12-28 22:15:06

Restarting Challenges

Time of First Successful Submission: 2025-12-28 22:19:43

Challenge Programs

Time of First Successful Submission: 2025-12-28 22:21:13

The Flag File

Time of First Successful Submission: 2025-12-28 22:21:54

Using Privileged Mode

Time of First Successful Submission: 2025-12-28 22:31:25

Persistent Home Directories - One

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Persistent Home Directories - Two

Time of First Successful Submission: 2025-12-28 22:33:42


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2025-12-29 16:29:27

Intro to Arguments

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Command History

Time of First Successful Submission: 2025-12-29 16:30:13

The Root

Time of First Successful Submission: 2025-12-29 16:30:59

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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Searching Manuals

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Searching For Manuals

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Helpful Programs

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Help for Builtins

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Computing 101

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Your First Register

Time of First Successful Submission: 2025-12-30 09:07:06


Fuzz Dojo

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Consent

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Locate Harnesses

Time of First Successful Submission: 2026-01-02 14:12:36

Modify a Fuzzing Harness

Time of First Successful Submission: 2026-01-07 14:35:49

Fix Broken Fuzzing Harness

Time of First Successful Submission: 2026-01-08 18:00:25

Initial Parameters

Time of First Successful Submission: 2026-01-08 19:44:07

Improve Coverage Using the Call Tree

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Implement Seed Corpus

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Create New Fuzz Driver

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OSS-Fuzz - Build a Project

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OSS-Fuzz - Code Coverage

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OSS-Fuzz - Fuzz Introspector

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GCA CTF

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Using the Terminal

Time of First Successful Submission: 2025-12-28 22:08:20

Using the VSCode Workspace

Time of First Successful Submission: 2025-12-28 22:11:19

Using the GUI Desktop

Time of First Successful Submission: 2025-12-28 22:14:00

Pasting into the Desktop

Time of First Successful Submission: 2025-12-28 22:15:06

Connecting over SSH

Time of First Successful Submission: 2025-12-28 22:16:34

Restarting Challenges

Time of First Successful Submission: 2025-12-28 22:19:43

Challenge Programs

Time of First Successful Submission: 2025-12-28 22:21:13

The Flag File

Time of First Successful Submission: 2025-12-28 22:21:54

Using Privileged Mode

Time of First Successful Submission: 2025-12-28 22:31:25

Persistent Home Directories - One

Time of First Successful Submission: 2025-12-28 22:33:06

Persistent Home Directories - Two

Time of First Successful Submission: 2025-12-28 22:33:42