abdullah adel

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Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-04-29 22:25:24

Command Arguments

Time of First Successful Submission: 2026-04-29 22:26:27

Command History

Time of First Successful Submission: 2026-04-29 22:27:06

The Root Path

Time of First Successful Submission: 2026-04-30 17:43:49

Absolute Paths

Time of First Successful Submission: 2026-04-30 17:45:07

Changing position

Time of First Successful Submission: 2026-04-30 17:48:18

Changing to an Absolute Path

Time of First Successful Submission: 2026-04-30 17:50:19

Relative Paths

Time of First Successful Submission: 2026-04-30 17:53:23

Cat

Time of First Successful Submission: 2026-04-30 18:04:07

Ls

Time of First Successful Submission: 2026-04-30 18:12:46

Ls All

Time of First Successful Submission: 2026-05-01 08:55:48

Find

Time of First Successful Submission: 2026-05-01 09:21:31

Piping Echo

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

Piping Stdout

Time of First Successful Submission: 2026-05-02 20:05:14

Piping Stdin

Time of First Successful Submission: 2026-05-03 16:16:55


Start Here

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Using the Terminal

Time of First Successful Submission: 2026-04-29 16:01:03

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-29 16:05:47

Using the GUI Desktop

Time of First Successful Submission: 2026-04-29 16:10:30

Pasting into the Desktop

Time of First Successful Submission: 2026-04-29 16:19:46

Restarting Challenges

Time of First Successful Submission: 2026-04-29 16:33:42

Challenge Programs

Time of First Successful Submission: 2026-04-29 17:13:33

The Flag File

Time of First Successful Submission: 2026-04-29 17:15:22

Using Privileged Mode

Time of First Successful Submission: 2026-04-29 17:22:09

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-29 17:31:28

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-29 17:32:59


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-04-29 22:25:24

Intro to Arguments

Time of First Successful Submission: 2026-04-29 22:26:27

Command History

Time of First Successful Submission: 2026-04-29 22:27:06

The Root

Time of First Successful Submission: 2026-04-30 17:43:49

Program and absolute paths

Time of First Successful Submission: 2026-04-30 17:45:07

Position thy self

Time of First Successful Submission: 2026-04-30 17:48:18

Position elsewhere

Time of First Successful Submission: 2026-04-30 17:50:19

implicit relative paths, from /

Time of First Successful Submission: 2026-04-30 17:53:23

explicit relative paths, from /

Time of First Successful Submission: 2026-04-30 17:55:17

implicit relative path

Time of First Successful Submission: 2026-04-30 17:57:37

home sweet home

Time of First Successful Submission: 2026-04-30 18:01:37

cat: not the pet, but the command!

Time of First Successful Submission: 2026-04-30 18:04:07

catting absolute paths

Time of First Successful Submission: 2026-04-30 18:05:21

more catting practice

Time of First Successful Submission: 2026-04-30 18:06:32

grepping for a needle in a haystack

Time of First Successful Submission: 2026-04-30 18:08:07

comparing files

Time of First Successful Submission: 2026-04-30 18:10:23

listing files

Time of First Successful Submission: 2026-04-30 18:12:46

touching files

Time of First Successful Submission: 2026-04-30 18:14:08

removing files

Time of First Successful Submission: 2026-04-30 22:30:55

moving files

Time of First Successful Submission: 2026-05-01 08:53:49

copying files

Time of First Successful Submission: 2026-05-01 08:54:49

hidden files

Time of First Successful Submission: 2026-05-01 08:55:48

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-01 09:02:48

making directories

Time of First Successful Submission: 2026-05-01 09:03:55

finding files

Time of First Successful Submission: 2026-05-01 09:21:31

linking files

Time of First Successful Submission: 2026-05-01 09:40:11

Learning From Documentation

Time of First Successful Submission: 2026-05-01 11:05:14

Learning Complex Usage

Time of First Successful Submission: 2026-05-01 11:08:49

Reading Manuals

Time of First Successful Submission: 2026-05-01 11:15:01

Searching Manuals

Time of First Successful Submission: 2026-05-01 11:17:06

Searching For Manuals

Time of First Successful Submission: 2026-05-01 11:42:59

Helpful Programs

Time of First Successful Submission: 2026-05-01 11:45:25

Help for Builtins

Time of First Successful Submission: 2026-05-01 11:47:52

Matching with *

Time of First Successful Submission: 2026-05-02 18:48:52

Matching with ?

Time of First Successful Submission: 2026-05-02 18:51:04

Matching with []

Time of First Successful Submission: 2026-05-02 18:53:45

Matching paths with []

Time of First Successful Submission: 2026-05-02 18:56:26

Multiple globs

Time of First Successful Submission: 2026-05-02 18:59:49

Mixing globs

Time of First Successful Submission: 2026-05-02 19:29:51

Exclusionary globbing

Time of First Successful Submission: 2026-05-02 19:33:06

Tab completion

Time of First Successful Submission: 2026-05-02 19:35:39

Multiple options for tab completion

Time of First Successful Submission: 2026-05-02 19:40:29

Tab completion on commands

Time of First Successful Submission: 2026-05-02 19:41:21

Redirecting output

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

Redirecting more output

Time of First Successful Submission: 2026-05-02 20:05:14

Appending output

Time of First Successful Submission: 2026-05-03 15:59:25

Redirecting errors

Time of First Successful Submission: 2026-05-03 16:13:25

Redirecting input

Time of First Successful Submission: 2026-05-03 16:16:55

Grepping stored results

Time of First Successful Submission: 2026-05-03 16:19:02

Grepping live output

Time of First Successful Submission: 2026-05-03 16:20:49

Grepping errors

Time of First Successful Submission: 2026-05-03 16:24:07

Filtering with grep -v

Time of First Successful Submission: 2026-05-03 16:26:19

Filtering with sed

Time of First Successful Submission: 2026-05-03 16:34:45

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-03 16:40:08

Process substitution for input

Time of First Successful Submission: 2026-05-05 15:27:02

Writing to multiple programs

Time of First Successful Submission: 2026-05-05 15:46:54

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-05 16:01:43

Named pipes

Time of First Successful Submission: 2026-05-05 16:09:47

Printing Variables

Time of First Successful Submission: 2026-05-05 16:14:43

Setting Variables

Time of First Successful Submission: 2026-05-05 16:17:35

Multi-word Variables

Time of First Successful Submission: 2026-05-05 16:19:24

Exporting Variables

Time of First Successful Submission: 2026-05-05 16:23:54

Printing Exported Variables

Time of First Successful Submission: 2026-05-05 16:25:25

Storing Command Output

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

Reading Input

Time of First Successful Submission: 2026-05-05 16:32:32

Reading Files

Time of First Successful Submission: 2026-05-05 16:35:55

Translating characters

Time of First Successful Submission: 2026-05-05 17:13:32

Deleting characters

Time of First Successful Submission: 2026-05-05 17:17:50

Deleting newlines

Time of First Successful Submission: 2026-05-05 17:20:45

Extracting the first lines with head

Time of First Successful Submission: 2026-05-05 17:22:25

Extracting specific sections of text

Time of First Successful Submission: 2026-05-05 17:26:32

Sorting data

Time of First Successful Submission: 2026-05-05 17:28:42

Listing Processes

Time of First Successful Submission: 2026-05-07 09:38:25

Killing Processes

Time of First Successful Submission: 2026-05-07 09:42:08

Interrupting Processes

Time of First Successful Submission: 2026-05-07 09:45:00

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-07 10:15:17

Suspending Processes

Time of First Successful Submission: 2026-05-07 10:26:25

Resuming Processes

Time of First Successful Submission: 2026-05-07 10:27:33

Backgrounding Processes

Time of First Successful Submission: 2026-05-07 10:31:20

Foregrounding Processes

Time of First Successful Submission: 2026-05-07 10:32:23

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-07 10:33:52

Process Exit Codes

Time of First Successful Submission: 2026-05-07 15:12:03

Becoming root with su

Time of First Successful Submission: 2026-05-07 15:24:53

Other users with su

Time of First Successful Submission: 2026-05-07 15:26:08

Cracking passwords

Time of First Successful Submission: 2026-05-07 15:38:06

Using sudo

Time of First Successful Submission: 2026-05-07 15:46:07

Changing File Ownership

Time of First Successful Submission: 2026-05-08 08:42:19

Groups and Files

Time of First Successful Submission: 2026-05-08 08:47:48

Fun With Groups Names

Time of First Successful Submission: 2026-05-08 09:10:18

Changing Permissions

Time of First Successful Submission: 2026-05-08 09:18:24

Executable Files

Time of First Successful Submission: 2026-05-08 09:20:58

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-08 09:39:50

Permissions Setting Practice

Time of First Successful Submission: 2026-05-08 09:44:47

The SUID Bit

Time of First Successful Submission: 2026-05-08 11:12:43

Chaining with Semicolons

Time of First Successful Submission: 2026-05-08 11:15:41

Building on Success

Time of First Successful Submission: 2026-05-08 11:18:23

Handling Failure

Time of First Successful Submission: 2026-05-08 11:21:24

Your First Shell Script

Time of First Successful Submission: 2026-05-08 11:57:00

Redirecting Script Output

Time of First Successful Submission: 2026-05-08 12:20:44

Executable Shell Scripts

Time of First Successful Submission: 2026-05-09 12:27:02

Understanding Shebangs

Time of First Successful Submission: 2026-05-09 12:33:35

Scripting with Arguments

Time of First Successful Submission: 2026-05-09 12:36:38

Scripting with Conditionals

Time of First Successful Submission: 2026-05-09 12:40:17

Scripting with Default Cases

Time of First Successful Submission: 2026-05-09 12:43:10

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-09 12:47:43

Reading Shell Scripts

Time of First Successful Submission: 2026-05-09 12:51:25

Launching Screen

Time of First Successful Submission: 2026-05-09 12:53:04

Detaching and Attaching

Time of First Successful Submission: 2026-05-09 12:56:26

Finding Sessions

Time of First Successful Submission: 2026-05-09 14:33:06

Switching Windows

Time of First Successful Submission: 2026-05-09 14:35:08

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-09 14:38:03

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-09 14:40:29

The PATH Variable

Time of First Successful Submission: 2026-05-09 14:43:48

Setting PATH

Time of First Successful Submission: 2026-05-09 14:46:18

Finding Commands

Time of First Successful Submission: 2026-05-09 14:48:42

Adding Commands

Time of First Successful Submission: 2026-05-09 15:02:23

Hijacking Commands

Time of First Successful Submission: 2026-05-09 15:15:02

Bashrc Backdoor

Time of First Successful Submission: 2026-05-09 15:21:35

Sniffing Input

Time of First Successful Submission: 2026-05-09 16:34:21

Overshared Directories

Time of First Successful Submission: 2026-05-13 09:10:20

Tricky Linking

Time of First Successful Submission: 2026-05-13 09:18:47

Sniffing Process Arguments

Time of First Successful Submission: 2026-05-13 09:27:21

Snooping on Configurations

Time of First Successful Submission: 2026-05-13 09:30:52

The Fork Bomb

Time of First Successful Submission: 2026-05-13 10:07:02

Disk-Space Doomsday

Time of First Successful Submission: 2026-05-13 10:11:19

rm -rf /

Time of First Successful Submission: 2026-05-13 12:43:14

Life after rm -rf /

Time of First Successful Submission: 2026-05-13 12:49:08

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-05-13 12:53:21


Computing 101

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Your First Register

Time of First Successful Submission: 2026-05-06 08:39:01

Your First Syscall

Time of First Successful Submission: 2026-05-06 09:00:16

Exit Codes

Time of First Successful Submission: 2026-05-06 09:03:09

Building Executables

Time of First Successful Submission: 2026-05-06 10:40:23

Moving Between Registers

Time of First Successful Submission: 2026-05-06 11:12:06

Loading From Memory

Time of First Successful Submission: 2026-05-06 12:51:09

More Loading Practice

Time of First Successful Submission: 2026-05-06 12:58:53

Dereferencing Pointers

Time of First Successful Submission: 2026-05-06 13:10:44

Dereferencing Yourself

Time of First Successful Submission: 2026-05-06 13:14:29

Dereferencing with Offsets

Time of First Successful Submission: 2026-05-06 13:30:46

Stored Addresses

Time of First Successful Submission: 2026-05-06 13:35:33

Double Dereference

Time of First Successful Submission: 2026-05-06 13:39:50

The Stack

Time of First Successful Submission: 2026-05-15 14:32:20

Stack Offsets

Time of First Successful Submission: 2026-05-15 14:37:30

Program Arguments on the Stack

Time of First Successful Submission: 2026-05-15 14:41:12

Popping From the Stack

Time of First Successful Submission: 2026-05-15 14:53:03


DSU Cyber Camps

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Using the Terminal

Time of First Successful Submission: 2026-04-29 16:01:03

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-29 16:05:47

Using the GUI Desktop

Time of First Successful Submission: 2026-04-29 16:10:30

Pasting into the Desktop

Time of First Successful Submission: 2026-04-29 16:19:46

Connecting over SSH

Time of First Successful Submission: 2026-04-29 16:23:36

Restarting Challenges

Time of First Successful Submission: 2026-04-29 16:33:42

Challenge Programs

Time of First Successful Submission: 2026-04-29 17:13:33

The Flag File

Time of First Successful Submission: 2026-04-29 17:15:22

Using Privileged Mode

Time of First Successful Submission: 2026-04-29 17:22:09

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-29 17:31:28

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-29 17:32:59


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-04-29 16:01:03

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-29 16:05:47

Using the GUI Desktop

Time of First Successful Submission: 2026-04-29 16:10:30

Pasting into the Desktop

Time of First Successful Submission: 2026-04-29 16:19:46

Connecting over SSH

Time of First Successful Submission: 2026-04-29 16:23:36

Restarting Challenges

Time of First Successful Submission: 2026-04-29 16:33:42

Challenge Programs

Time of First Successful Submission: 2026-04-29 17:13:33

The Flag File

Time of First Successful Submission: 2026-04-29 17:15:22

Using Privileged Mode

Time of First Successful Submission: 2026-04-29 17:22:09

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-29 17:31:28

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-29 17:32:59