forsaken641

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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Intro to Cybersecurity

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Path Traversal 1

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Path Traversal 2

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CMDi 1

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CMDi 2

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CMDi 3

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CMDi 4

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CMDi 5

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CMDi 6

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Authentication Bypass 1

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Authentication Bypass 2

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SQLi 1

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SQLi 2

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SQLi 3

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SQLi 4

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SQLi 5

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XSS 1

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XSS 2

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XSS 3

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XSS 4

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XSS 5

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XSS 6

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XSS 7

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CSRF 1

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CSRF 2

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CSRF 3

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CSRF 4

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CSRF 5

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Connect

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Send

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Shutdown

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Listen

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Scan 1

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Scan 2

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Monitor 1

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Monitor 2

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Sniffing Cookies

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Network Configuration

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Firewall 1

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Firewall 2

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Firewall 3

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Denial of Service 1

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Denial of Service 2

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Denial of Service 3

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Ethernet

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IP

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TCP

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TCP Handshake

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UDP

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UDP 2

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UDP Spoofing 1

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UDP Spoofing 2

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UDP Spoofing 3

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UDP Spoofing 4

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ARP

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Intercept

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XOR

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XORing Hex

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XORing ASCII

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XORing ASCII Strings

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One-time Pad

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One-time Pad Tampering

Time of First Successful Submission: 2026-02-25 05:58:43

Many-time Pad

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AES

Time of First Successful Submission: 2026-02-26 11:59:52

AES-ECB-CPA

Time of First Successful Submission: 2026-02-26 12:26:55

level1

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level2

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level3

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level4

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level5

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level6

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level7

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level8

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level9

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level10

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level11

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level12

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level13

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level14

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level15

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level16

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level17

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level18

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level19

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Start Here

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Using the Terminal

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Using the VSCode Workspace

Time of First Successful Submission: 2025-06-24 04:14:47

Using the GUI Desktop

Time of First Successful Submission: 2025-06-24 04:17:58

Pasting into the Desktop

Time of First Successful Submission: 2025-06-24 04:20:29

Challenge Programs

Time of First Successful Submission: 2026-02-21 14:36:08

The Flag File

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Using Privileged Mode

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Persistent Home Directories - One

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Persistent Home Directories - Two

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Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-02-21 14:54:42

Intro to Arguments

Time of First Successful Submission: 2026-02-21 14:56:15

Command History

Time of First Successful Submission: 2026-02-21 14:56:54

The Root

Time of First Successful Submission: 2026-02-21 14:58:34

Program and absolute paths

Time of First Successful Submission: 2026-02-21 14:59:43

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

Time of First Successful Submission: 2026-02-21 15:32:58

An Epic Filesystem Quest

Time of First Successful Submission: 2026-02-21 15:42:34

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

Time of First Successful Submission: 2026-02-21 16:03:59

Reading Manuals

Time of First Successful Submission: 2026-02-21 16:06:56

Searching Manuals

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Searching For Manuals

Time of First Successful Submission: 2026-02-21 16:19:40

Helpful Programs

Time of First Successful Submission: 2026-02-21 16:24:54

Help for Builtins

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GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-02-21 14:19:27

Using the VSCode Workspace

Time of First Successful Submission: 2025-06-24 04:14:47

Using the GUI Desktop

Time of First Successful Submission: 2025-06-24 04:17:58

Pasting into the Desktop

Time of First Successful Submission: 2025-06-24 04:20:29

Connecting over SSH

Time of First Successful Submission: 2026-02-21 14:34:27

Challenge Programs

Time of First Successful Submission: 2026-02-21 14:36:08

The Flag File

Time of First Successful Submission: 2026-02-21 14:39:10

Using Privileged Mode

Time of First Successful Submission: 2026-02-21 14:48:09

Persistent Home Directories - One

Time of First Successful Submission: 2026-02-21 14:50:27

Persistent Home Directories - Two

Time of First Successful Submission: 2026-02-21 14:51:03