shlok13

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Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-05-12 00:14:58

Command Arguments

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Command History

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The Root Path

Time of First Successful Submission: 2026-05-12 16:22:51

Absolute Paths

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Changing position

Time of First Successful Submission: 2026-05-12 17:24:33

Changing to an Absolute Path

Time of First Successful Submission: 2026-05-12 17:41:12

Relative Paths

Time of First Successful Submission: 2026-05-12 17:48:24

Cat

Time of First Successful Submission: 2026-05-12 18:28:26

Ls

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Ls All

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Find

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Piping Echo

Time of First Successful Submission: 2026-05-13 15:08:32

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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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

Time of First Successful Submission: 2026-05-23 07:21:55

Authentication Bypass 1

Time of First Successful Submission: 2026-05-23 16:20:47

Authentication Bypass 2

Time of First Successful Submission: 2026-05-23 16:25:59

SQLi 1

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SQLi 2

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SQLi 3

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SQLi 4

Time of First Successful Submission: 2026-05-24 01:03:43

SQLi 5

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XSS 1

Time of First Successful Submission: 2026-05-24 15:58:31

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

Time of First Successful Submission: 2026-05-24 23:26:21

CSRF 1

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CSRF 2

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CSRF 3

Time of First Successful Submission: 2026-05-25 03:51:11

CSRF 4

Time of First Successful Submission: 2026-05-25 06:39:20

CSRF 5

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Start Here

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Using the Terminal

Time of First Successful Submission: 2026-05-11 17:02:34

Using the VSCode Workspace

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Using the GUI Desktop

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Pasting into the Desktop

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Restarting Challenges

Time of First Successful Submission: 2026-05-11 21:36:31

Challenge Programs

Time of First Successful Submission: 2026-05-29 01:56:38

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-05-12 00:14:58

Intro to Arguments

Time of First Successful Submission: 2026-05-12 00:16:16

Command History

Time of First Successful Submission: 2026-05-12 00:24:02

The Root

Time of First Successful Submission: 2026-05-12 16:22:51

Program and absolute paths

Time of First Successful Submission: 2026-05-12 16:30:05

Position thy self

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Position elsewhere

Time of First Successful Submission: 2026-05-12 17:41:12

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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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

Time of First Successful Submission: 2026-05-13 15:17:49

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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Grepping errors

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Filtering with grep -v

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Filtering with sed

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Duplicating piped data with tee

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Process substitution for input

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Writing to multiple programs

Time of First Successful Submission: 2026-05-13 18:14:23

Split-piping stderr and stdout

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Named pipes

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Printing Variables

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Setting Variables

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Multi-word Variables

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Exporting Variables

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Printing Exported Variables

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Storing Command Output

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Reading Input

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Reading Files

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Translating characters

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Deleting characters

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Deleting newlines

Time of First Successful Submission: 2026-05-13 21:06:06

Extracting the first lines with head

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Extracting specific sections of text

Time of First Successful Submission: 2026-05-13 21:18:59

Sorting data

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Listing Processes

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Killing Processes

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Interrupting Processes

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Killing Misbehaving Processes

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Suspending Processes

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Resuming Processes

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Backgrounding Processes

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Foregrounding Processes

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Starting Backgrounded Processes

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Process Exit Codes

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Becoming root with su

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Other users with su

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Cracking passwords

Time of First Successful Submission: 2026-05-13 23:57:00

Using sudo

Time of First Successful Submission: 2026-05-14 00:11:04

Changing File Ownership

Time of First Successful Submission: 2026-05-14 20:27:31

Groups and Files

Time of First Successful Submission: 2026-05-14 20:31:27

Fun With Groups Names

Time of First Successful Submission: 2026-05-14 20:37:26

Changing Permissions

Time of First Successful Submission: 2026-05-14 20:45:53

Executable Files

Time of First Successful Submission: 2026-05-14 20:48:30

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-14 21:03:10

Permissions Setting Practice

Time of First Successful Submission: 2026-05-14 21:11:49

The SUID Bit

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Chaining with Semicolons

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Building on Success

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Handling Failure

Time of First Successful Submission: 2026-05-14 22:26:32

Your First Shell Script

Time of First Successful Submission: 2026-05-14 23:07:19

Redirecting Script Output

Time of First Successful Submission: 2026-05-15 00:06:58

Executable Shell Scripts

Time of First Successful Submission: 2026-05-15 00:21:20

Understanding Shebangs

Time of First Successful Submission: 2026-05-15 00:29:47

Scripting with Arguments

Time of First Successful Submission: 2026-05-15 00:36:33

Scripting with Conditionals

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Scripting with Default Cases

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Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-15 00:57:12

Reading Shell Scripts

Time of First Successful Submission: 2026-05-15 01:04:27

Launching Screen

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Detaching and Attaching

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Finding Sessions

Time of First Successful Submission: 2026-05-15 03:07:08

Switching Windows

Time of First Successful Submission: 2026-05-15 03:11:31

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-15 03:19:38

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-15 03:34:55

The PATH Variable

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Setting PATH

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Finding Commands

Time of First Successful Submission: 2026-05-15 17:15:47

Adding Commands

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Hijacking Commands

Time of First Successful Submission: 2026-05-15 18:44:53

Bashrc Backdoor

Time of First Successful Submission: 2026-05-15 19:13:59

Sniffing Input

Time of First Successful Submission: 2026-05-15 22:54:21

Overshared Directories

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Tricky Linking

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Sniffing Process Arguments

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Snooping on Configurations

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The Fork Bomb

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Disk-Space Doomsday

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rm -rf /

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Life after rm -rf /

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Finding meaning after rm -rf /

Time of First Successful Submission: 2026-05-15 22:09:17

Computing 101

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Your First Register

Time of First Successful Submission: 2026-05-25 22:50:37

Your First Syscall

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Exit Codes

Time of First Successful Submission: 2026-05-25 23:01:09

Building Executables

Time of First Successful Submission: 2026-05-25 23:11:52

Moving Between Registers

Time of First Successful Submission: 2026-05-25 23:24:14

Loading From Memory

Time of First Successful Submission: 2026-05-26 01:29:02

More Loading Practice

Time of First Successful Submission: 2026-05-26 01:31:13

Dereferencing Pointers

Time of First Successful Submission: 2026-05-26 01:42:10

Dereferencing Yourself

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Dereferencing with Offsets

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Stored Addresses

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Double Dereference

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The Stack

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Stack Offsets

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Program Arguments on the Stack

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Popping From the Stack

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Disassembling Programs

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Tracing Syscalls

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Starting GDB

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Quitting GDB

Time of First Successful Submission: 2026-05-26 04:54:35

Starting Programs in GDB

Time of First Successful Submission: 2026-05-26 04:57:39

Disassembling in GDB

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Stepping Through Instructions

Time of First Successful Submission: 2026-05-26 05:04:02

Reading Register Values

Time of First Successful Submission: 2026-05-26 05:05:49

Popping Stack Values

Time of First Successful Submission: 2026-05-26 05:08:50

Examining Memory

Time of First Successful Submission: 2026-05-26 05:13:11

Examining Stack Pointers

Time of First Successful Submission: 2026-05-26 05:18:11

Cooperative Debugging

Time of First Successful Submission: 2026-05-26 06:07:58

Writing Output

Time of First Successful Submission: 2026-05-26 19:46:58

Chaining Syscalls

Time of First Successful Submission: 2026-05-26 19:49:02

Writing Strings

Time of First Successful Submission: 2026-05-26 19:50:34

Reading Data

Time of First Successful Submission: 2026-05-26 19:57:13

Opening Files

Time of First Successful Submission: 2026-05-26 20:08:26

Hardcoding the Filename

Time of First Successful Submission: 2026-05-26 20:16:04

Comparing Values

Time of First Successful Submission: 2026-05-27 14:54:46

Comparing Characters

Time of First Successful Submission: 2026-05-27 15:00:35

Conditional Control Flow

Time of First Successful Submission: 2026-05-27 15:09:14

Comparing Strings

Time of First Successful Submission: 2026-05-27 15:13:09

Reverse the Password

Time of First Successful Submission: 2026-05-27 15:28:05

Conditionals Without Conditionals

Time of First Successful Submission: 2026-05-27 17:03:37

Looping

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Reverse the Calculation

Time of First Successful Submission: 2026-05-27 17:51:53

Reverse the Reverse

Time of First Successful Submission: 2026-05-27 17:53:34

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-05-27 17:56:26

Loops on Data

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set-register

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set-multiple-registers

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add-to-register

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linear-equation-registers

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integer-division

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modulo-operation

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set-upper-byte

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efficient-modulo

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byte-extraction

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bitwise-and

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check-even

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memory-read

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memory-write

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memory-increment

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byte-access

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memory-size-access

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little-endian-write

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memory-sum

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stack-subtraction

Time of First Successful Submission: 2026-05-28 00:37:09

swap-stack-values

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average-stack-values

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absolute-jump

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relative-jump

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jump-trampoline

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conditional-jump

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indirect-jump

Time of First Successful Submission: 2026-05-28 02:39:57

average-loop

Time of First Successful Submission: 2026-05-28 02:53:09

count-non-zero

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string-lower

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most-common-byte

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Exit

Time of First Successful Submission: 2026-05-30 05:31:19

Socket

Time of First Successful Submission: 2026-05-30 16:11:48

Bind

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Listen

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Accept

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Static Response

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Dynamic Response

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Iterative GET Server

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Concurrent GET Server

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Concurrent POST Server

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Web Server

Time of First Successful Submission: 2026-05-31 06:36:34

Debugging Programs

Time of First Successful Submission: 2026-05-29 04:07:01

Inspecting Registers

Time of First Successful Submission: 2026-05-29 04:33:18

Examining Memory

Time of First Successful Submission: 2026-05-29 15:49:31

Setting Breakpoints

Time of First Successful Submission: 2026-05-29 16:50:35

GDB Scripting

Time of First Successful Submission: 2026-05-29 17:21:14

Modifying Data

Time of First Successful Submission: 2026-05-29 19:09:23

Modifying Execution

Time of First Successful Submission: 2026-05-29 19:58:20

Broken Functions

Time of First Successful Submission: 2026-05-29 22:18:26

Playing With Programs

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What's the password?

Time of First Successful Submission: 2026-05-18 23:10:00

... and again!

Time of First Successful Submission: 2026-05-18 23:11:04

Newline Troubles

Time of First Successful Submission: 2026-05-19 00:20:08

Reasoning about files

Time of First Successful Submission: 2026-05-19 00:43:13

Specifying Filenames

Time of First Successful Submission: 2026-05-19 00:54:33

Binary and Hex Encoding

Time of First Successful Submission: 2026-05-19 03:04:12

More Hex

Time of First Successful Submission: 2026-05-19 03:11:25

Decoding Hex

Time of First Successful Submission: 2026-05-19 03:16:36

Decoding Practice

Time of First Successful Submission: 2026-05-19 03:28:22

Encoding Practice

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Hex-encoding ASCII

Time of First Successful Submission: 2026-05-19 04:46:29

Nested Encoding

Time of First Successful Submission: 2026-05-19 05:11:08

Hex-encoding UTF-8

Time of First Successful Submission: 2026-05-19 05:44:26

UTF Mixups

Time of First Successful Submission: 2026-05-19 18:00:13

Modifying Encoded Data

Time of First Successful Submission: 2026-05-19 18:13:25

Decoding Base64

Time of First Successful Submission: 2026-05-19 18:19:37

Encoding Base64

Time of First Successful Submission: 2026-05-19 18:51:20

Dealing with Obfuscation

Time of First Successful Submission: 2026-05-19 19:00:06

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-05-19 19:20:22

Your First HTTP Request

Time of First Successful Submission: 2026-05-20 01:23:35

Reading Flask

Time of First Successful Submission: 2026-05-20 02:27:36

Commented Data

Time of First Successful Submission: 2026-05-20 02:32:56

HTTP Metadata

Time of First Successful Submission: 2026-05-20 02:36:02

HTTP (netcat)

Time of First Successful Submission: 2026-05-20 03:36:40

HTTP Paths (netcat)

Time of First Successful Submission: 2026-05-20 03:50:43

HTTP (curl)

Time of First Successful Submission: 2026-05-20 03:55:52

HTTP (python)

Time of First Successful Submission: 2026-05-20 04:05:41

HTTP Host Header (python)

Time of First Successful Submission: 2026-05-20 04:41:17

HTTP Host Header (curl)

Time of First Successful Submission: 2026-05-20 04:54:24

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-05-20 06:00:49

URL Encoding (netcat)

Time of First Successful Submission: 2026-05-20 15:07:04

HTTP GET Parameters

Time of First Successful Submission: 2026-05-20 15:23:00

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-05-20 15:29:37

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-05-20 15:38:44

HTTP Forms

Time of First Successful Submission: 2026-05-20 15:52:00

HTTP Forms (curl)

Time of First Successful Submission: 2026-05-20 16:00:49

HTTP Forms (netcat)

Time of First Successful Submission: 2026-05-20 16:21:35

HTTP Forms (python)

Time of First Successful Submission: 2026-05-20 16:29:45

HTTP Forms Without Forms

Time of First Successful Submission: 2026-05-20 17:49:08

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-05-21 00:33:29

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-05-21 00:54:30

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-05-21 01:11:50

HTTP Redirects (curl)

Time of First Successful Submission: 2026-05-21 01:15:38

HTTP Redirects (python)

Time of First Successful Submission: 2026-05-21 01:19:31

HTTP Cookies (curl)

Time of First Successful Submission: 2026-05-21 01:36:00

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-05-21 02:16:39

HTTP Cookies (python)

Time of First Successful Submission: 2026-05-21 02:25:34

Server State (python)

Time of First Successful Submission: 2026-05-21 02:33:05

Listening Web

Time of First Successful Submission: 2026-05-21 03:13:32

Speaking Redirects

Time of First Successful Submission: 2026-05-21 04:52:24

JavaScript Redirects

Time of First Successful Submission: 2026-05-21 18:28:29

Including JavaScript

Time of First Successful Submission: 2026-05-21 20:42:21

HTTP (javascript)

Time of First Successful Submission: 2026-05-22 03:15:54

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-05-22 05:34:57

HTTP Forms (javascript)

Time of First Successful Submission: 2026-05-22 06:10:52

SQL Queries

Time of First Successful Submission: 2026-05-21 22:53:38

Filtering SQL

Time of First Successful Submission: 2026-05-21 23:07:39

Choosing Columns

Time of First Successful Submission: 2026-05-21 23:08:49

Exclusionary Filtering

Time of First Successful Submission: 2026-05-21 23:18:52

Filtering Strings

Time of First Successful Submission: 2026-05-21 23:20:29

Filtering on Expressions

Time of First Successful Submission: 2026-05-21 23:29:50

SELECTing Expressions

Time of First Successful Submission: 2026-05-21 23:46:25

Composite Conditions

Time of First Successful Submission: 2026-05-21 23:49:19

Reaching Your LIMITs

Time of First Successful Submission: 2026-05-21 23:56:05

Querying Metadata

Time of First Successful Submission: 2026-05-21 23:59:53

DSU Cyber Camps

6 / 104 31617 / 47007

Using the Terminal

Time of First Successful Submission: 2026-05-11 17:02:34

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-11 17:05:16

Using the GUI Desktop

Time of First Successful Submission: 2026-05-11 20:58:16

Pasting into the Desktop

Time of First Successful Submission: 2026-05-11 21:30:27

Restarting Challenges

Time of First Successful Submission: 2026-05-11 21:36:31

Challenge Programs

Time of First Successful Submission: 2026-05-29 01:56:38

GCA CTF

6 / 104 31617 / 47007

Using the Terminal

Time of First Successful Submission: 2026-05-11 17:02:34

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-11 17:05:16

Using the GUI Desktop

Time of First Successful Submission: 2026-05-11 20:58:16

Pasting into the Desktop

Time of First Successful Submission: 2026-05-11 21:30:27

Restarting Challenges

Time of First Successful Submission: 2026-05-11 21:36:31

Challenge Programs

Time of First Successful Submission: 2026-05-29 01:56:38