raptor2000

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-02-26 07:23:02

Command Arguments

Time of First Successful Submission: 2026-02-26 07:24:17

Command History

Time of First Successful Submission: 2026-02-26 07:25:22

The Root Path

Time of First Successful Submission: 2026-02-26 09:00:46

Absolute Paths

Time of First Successful Submission: 2026-02-26 09:04:27

Changing position

Time of First Successful Submission: 2026-02-26 09:20:44

Changing to an Absolute Path

Time of First Successful Submission: 2026-02-26 09:24:00

Relative Paths

Time of First Successful Submission: 2026-02-26 09:32:41

Cat

Time of First Successful Submission: 2026-02-26 14:44:17

Ls

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Ls All

Time of First Successful Submission: 2026-02-26 16:49:00

Find

Time of First Successful Submission: 2026-02-26 17:43:33

Piping Echo

Time of First Successful Submission: 2026-03-01 02:50:13

Piping Stdout

Time of First Successful Submission: 2026-03-01 02:52:26

Piping Stdin

Time of First Successful Submission: 2026-03-01 03:19:56


Start Here

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Using the Terminal

Time of First Successful Submission: 2026-02-26 04:13:00

Using the VSCode Workspace

Time of First Successful Submission: 2026-02-26 04:18:26

Using the GUI Desktop

Time of First Successful Submission: 2026-02-26 04:20:46

Pasting into the Desktop

Time of First Successful Submission: 2026-02-26 04:23:15

Restarting Challenges

Time of First Successful Submission: 2026-02-26 05:19:58

Challenge Programs

Time of First Successful Submission: 2026-02-26 05:28:22

The Flag File

Time of First Successful Submission: 2026-02-26 05:41:44

Using Privileged Mode

Time of First Successful Submission: 2026-02-26 06:31:49

Persistent Home Directories - One

Time of First Successful Submission: 2026-02-26 06:39:12

Persistent Home Directories - Two

Time of First Successful Submission: 2026-02-26 06:40:21


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-02-26 07:23:02

Intro to Arguments

Time of First Successful Submission: 2026-02-26 07:24:17

Command History

Time of First Successful Submission: 2026-02-26 07:25:22

The Root

Time of First Successful Submission: 2026-02-26 09:00:46

Program and absolute paths

Time of First Successful Submission: 2026-02-26 09:04:27

Position thy self

Time of First Successful Submission: 2026-02-26 09:20:44

Position elsewhere

Time of First Successful Submission: 2026-02-26 09:24:00

implicit relative paths, from /

Time of First Successful Submission: 2026-02-26 09:32:41

explicit relative paths, from /

Time of First Successful Submission: 2026-02-26 09:41:57

implicit relative path

Time of First Successful Submission: 2026-02-26 14:27:43

home sweet home

Time of First Successful Submission: 2026-02-26 14:40:46

cat: not the pet, but the command!

Time of First Successful Submission: 2026-02-26 14:44:17

catting absolute paths

Time of First Successful Submission: 2026-02-26 14:45:18

more catting practice

Time of First Successful Submission: 2026-02-26 14:46:44

grepping for a needle in a haystack

Time of First Successful Submission: 2026-02-26 14:48:04

comparing files

Time of First Successful Submission: 2026-02-26 14:49:43

listing files

Time of First Successful Submission: 2026-02-26 14:51:54

touching files

Time of First Successful Submission: 2026-02-26 14:54:07

removing files

Time of First Successful Submission: 2026-02-26 14:58:02

moving files

Time of First Successful Submission: 2026-02-26 16:43:52

copying files

Time of First Successful Submission: 2026-02-26 16:47:04

hidden files

Time of First Successful Submission: 2026-02-26 16:49:00

An Epic Filesystem Quest

Time of First Successful Submission: 2026-02-26 16:58:01

making directories

Time of First Successful Submission: 2026-02-26 17:32:17

finding files

Time of First Successful Submission: 2026-02-26 17:43:33

linking files

Time of First Successful Submission: 2026-02-26 17:59:13

Learning From Documentation

Time of First Successful Submission: 2026-02-28 14:30:56

Learning Complex Usage

Time of First Successful Submission: 2026-02-28 15:11:38

Reading Manuals

Time of First Successful Submission: 2026-02-28 15:16:35

Searching Manuals

Time of First Successful Submission: 2026-02-28 15:22:46

Searching For Manuals

Time of First Successful Submission: 2026-02-28 15:44:47

Helpful Programs

Time of First Successful Submission: 2026-02-28 15:47:22

Help for Builtins

Time of First Successful Submission: 2026-02-28 15:49:38

Matching with *

Time of First Successful Submission: 2026-02-28 15:54:52

Matching with ?

Time of First Successful Submission: 2026-02-28 16:05:49

Matching with []

Time of First Successful Submission: 2026-02-28 17:20:46

Matching paths with []

Time of First Successful Submission: 2026-02-28 17:23:56

Multiple globs

Time of First Successful Submission: 2026-02-28 17:26:33

Mixing globs

Time of First Successful Submission: 2026-02-28 17:35:00

Exclusionary globbing

Time of First Successful Submission: 2026-02-28 17:36:51

Tab completion

Time of First Successful Submission: 2026-02-28 17:38:45

Multiple options for tab completion

Time of First Successful Submission: 2026-02-28 17:47:35

Tab completion on commands

Time of First Successful Submission: 2026-02-28 17:48:27

Redirecting output

Time of First Successful Submission: 2026-03-01 02:50:13

Redirecting more output

Time of First Successful Submission: 2026-03-01 02:52:26

Appending output

Time of First Successful Submission: 2026-03-01 02:57:14

Redirecting errors

Time of First Successful Submission: 2026-03-01 03:15:38

Redirecting input

Time of First Successful Submission: 2026-03-01 03:19:56

Grepping stored results

Time of First Successful Submission: 2026-03-01 03:22:43

Grepping live output

Time of First Successful Submission: 2026-03-01 03:25:18

Grepping errors

Time of First Successful Submission: 2026-03-01 04:01:37

Filtering with grep -v

Time of First Successful Submission: 2026-03-01 04:03:56

Filtering with sed

Time of First Successful Submission: 2026-03-01 04:21:28

Duplicating piped data with tee

Time of First Successful Submission: 2026-03-01 05:51:01

Process substitution for input

Time of First Successful Submission: 2026-03-01 08:26:31

Writing to multiple programs

Time of First Successful Submission: 2026-03-01 08:38:45

Split-piping stderr and stdout

Time of First Successful Submission: 2026-03-01 09:01:12

Named pipes

Time of First Successful Submission: 2026-03-02 03:58:08

Printing Variables

Time of First Successful Submission: 2026-03-02 04:02:10

Setting Variables

Time of First Successful Submission: 2026-03-02 04:03:53

Multi-word Variables

Time of First Successful Submission: 2026-03-02 04:04:53

Exporting Variables

Time of First Successful Submission: 2026-03-02 04:10:37

Printing Exported Variables

Time of First Successful Submission: 2026-03-02 04:15:37

Storing Command Output

Time of First Successful Submission: 2026-03-02 04:18:59

Reading Input

Time of First Successful Submission: 2026-03-02 04:22:11

Reading Files

Time of First Successful Submission: 2026-03-02 04:24:22

Translating characters

Time of First Successful Submission: 2026-03-02 04:32:37

Deleting characters

Time of First Successful Submission: 2026-03-02 04:33:56

Deleting newlines

Time of First Successful Submission: 2026-03-02 04:35:45

Extracting the first lines with head

Time of First Successful Submission: 2026-03-02 04:47:49

Extracting specific sections of text

Time of First Successful Submission: 2026-03-02 04:51:42

Sorting data

Time of First Successful Submission: 2026-03-02 04:53:17

Listing Processes

Time of First Successful Submission: 2026-03-02 05:31:20

Killing Processes

Time of First Successful Submission: 2026-03-02 05:35:31

Interrupting Processes

Time of First Successful Submission: 2026-03-02 05:36:32

Killing Misbehaving Processes

Time of First Successful Submission: 2026-03-02 05:42:03

Suspending Processes

Time of First Successful Submission: 2026-03-02 16:41:36

Resuming Processes

Time of First Successful Submission: 2026-03-02 17:04:33

Backgrounding Processes

Time of First Successful Submission: 2026-03-02 18:50:09

Foregrounding Processes

Time of First Successful Submission: 2026-03-02 18:51:55

Starting Backgrounded Processes

Time of First Successful Submission: 2026-03-02 18:53:08

Process Exit Codes

Time of First Successful Submission: 2026-03-02 18:57:41

Becoming root with su

Time of First Successful Submission: 2026-03-03 06:45:32

Other users with su

Time of First Successful Submission: 2026-03-03 06:46:34

Cracking passwords

Time of First Successful Submission: 2026-03-03 06:54:06

Using sudo

Time of First Successful Submission: 2026-03-03 09:19:28

Changing File Ownership

Time of First Successful Submission: 2026-03-04 06:44:38

Groups and Files

Time of First Successful Submission: 2026-03-05 19:00:04

Fun With Groups Names

Time of First Successful Submission: 2026-03-05 19:27:55

Changing Permissions

Time of First Successful Submission: 2026-03-05 19:56:20

Executable Files

Time of First Successful Submission: 2026-03-05 19:59:45

Permission Tweaking Practice

Time of First Successful Submission: 2026-03-07 03:06:48

Permissions Setting Practice

Time of First Successful Submission: 2026-03-07 03:15:31

The SUID Bit

Time of First Successful Submission: 2026-03-07 03:20:05

Chaining with Semicolons

Time of First Successful Submission: 2026-03-07 03:40:32

Building on Success

Time of First Successful Submission: 2026-03-07 03:41:37

Handling Failure

Time of First Successful Submission: 2026-03-07 03:42:29

Your First Shell Script

Time of First Successful Submission: 2026-03-07 03:48:01

Redirecting Script Output

Time of First Successful Submission: 2026-03-07 04:06:56

Executable Shell Scripts

Time of First Successful Submission: 2026-03-07 04:14:50

Understanding Shebangs

Time of First Successful Submission: 2026-03-07 04:23:22

Scripting with Arguments

Time of First Successful Submission: 2026-03-07 04:28:05

Scripting with Conditionals

Time of First Successful Submission: 2026-03-07 04:35:47

Scripting with Default Cases

Time of First Successful Submission: 2026-03-07 04:37:32

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-03-07 04:41:49

Reading Shell Scripts

Time of First Successful Submission: 2026-03-07 04:43:41

Launching Screen

Time of First Successful Submission: 2026-03-07 05:04:39

Detaching and Attaching

Time of First Successful Submission: 2026-03-07 05:06:38

Finding Sessions

Time of First Successful Submission: 2026-03-07 05:09:44

Switching Windows

Time of First Successful Submission: 2026-03-07 05:12:01

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-03-07 05:13:47

Switching Windows (tmux)

Time of First Successful Submission: 2026-03-07 05:18:46

The PATH Variable

Time of First Successful Submission: 2026-03-07 05:35:56

Setting PATH

Time of First Successful Submission: 2026-03-07 05:37:08

Finding Commands

Time of First Successful Submission: 2026-03-07 05:40:00

Adding Commands

Time of First Successful Submission: 2026-03-07 12:01:13

Hijacking Commands

Time of First Successful Submission: 2026-03-08 03:44:16

Bashrc Backdoor

Time of First Successful Submission: 2026-03-08 06:43:41


Computing 101

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Your First Register

Time of First Successful Submission: 2026-03-19 13:33:34

Your First Syscall

Time of First Successful Submission: 2026-03-23 05:52:09

Exit Codes

Time of First Successful Submission: 2026-03-23 06:10:06

Building Executables

Time of First Successful Submission: 2026-03-23 08:35:17

Moving Between Registers

Time of First Successful Submission: 2026-03-23 13:39:22

Loading From Memory

Time of First Successful Submission: 2026-03-25 09:52:32

More Loading Practice

Time of First Successful Submission: 2026-03-25 14:24:16

Dereferencing Pointers

Time of First Successful Submission: 2026-03-25 14:26:27

Dereferencing Yourself

Time of First Successful Submission: 2026-03-26 09:51:07

Dereferencing with Offsets

Time of First Successful Submission: 2026-03-31 07:42:29

Stored Addresses

Time of First Successful Submission: 2026-03-31 07:49:51

Double Dereference

Time of First Successful Submission: 2026-03-31 07:52:44

The Stack

Time of First Successful Submission: 2026-03-31 11:28:39

Stack Offsets

Time of First Successful Submission: 2026-03-31 11:30:49

Program Arguments on the Stack

Time of First Successful Submission: 2026-03-31 11:37:22

Popping From the Stack

Time of First Successful Submission: 2026-03-31 13:44:32

Disassembling Programs

Time of First Successful Submission: 2026-04-03 13:32:22

Tracing Syscalls

Time of First Successful Submission: 2026-04-03 13:49:53

Starting GDB

Time of First Successful Submission: 2026-04-03 14:05:34

Quitting GDB

Time of First Successful Submission: 2026-04-03 14:08:59

Starting Programs in GDB

Time of First Successful Submission: 2026-04-03 14:11:36

Disassembling in GDB

Time of First Successful Submission: 2026-04-03 14:13:12

Stepping Through Instructions

Time of First Successful Submission: 2026-04-03 14:15:25

Reading Register Values

Time of First Successful Submission: 2026-04-03 14:17:26


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-02-26 04:13:00

Using the VSCode Workspace

Time of First Successful Submission: 2026-02-26 04:18:26

Using the GUI Desktop

Time of First Successful Submission: 2026-02-26 04:20:46

Pasting into the Desktop

Time of First Successful Submission: 2026-02-26 04:23:15

Restarting Challenges

Time of First Successful Submission: 2026-02-26 05:19:58

Getting Help

Time of First Successful Submission: 2026-02-26 05:22:01

Challenge Programs

Time of First Successful Submission: 2026-02-26 05:28:22

The Flag File

Time of First Successful Submission: 2026-02-26 05:41:44

Using Privileged Mode

Time of First Successful Submission: 2026-02-26 06:31:49

Persistent Home Directories - One

Time of First Successful Submission: 2026-02-26 06:39:12

Persistent Home Directories - Two

Time of First Successful Submission: 2026-02-26 06:40:21