chybbrte

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Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-04-29 21:11:13

Command Arguments

Time of First Successful Submission: 2026-04-29 21:12:07

Command History

Time of First Successful Submission: 2026-04-29 21:12:45

The Root Path

Time of First Successful Submission: 2026-04-29 21:13:52

Absolute Paths

Time of First Successful Submission: 2026-04-29 21:14:20

Changing position

Time of First Successful Submission: 2026-04-29 21:15:12

Changing to an Absolute Path

Time of First Successful Submission: 2026-04-29 21:16:03

Relative Paths

Time of First Successful Submission: 2026-04-29 21:17:10

Cat

Time of First Successful Submission: 2026-04-29 21:20:44

Ls

Time of First Successful Submission: 2026-04-29 21:24:36

Ls All

Time of First Successful Submission: 2026-04-29 21:27:46

Find

Time of First Successful Submission: 2026-04-29 21:44:57

Piping Echo

Time of First Successful Submission: 2026-04-30 22:27:55

Piping Stdout

Time of First Successful Submission: 2026-04-30 22:28:55

Piping Stdin

Time of First Successful Submission: 2026-04-30 22:38:12


Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2026-01-24 01:31:18

Path Traversal 2

Time of First Successful Submission: 2026-03-26 22:22:35

CMDi 1

Time of First Successful Submission: 2026-03-26 22:35:31

CMDi 2

Time of First Successful Submission: 2026-03-26 22:39:36

CMDi 3

Time of First Successful Submission: 2026-03-26 22:45:32

XOR

Time of First Successful Submission: 2026-03-27 22:27:07

XORing Hex

Time of First Successful Submission: 2026-03-27 22:40:01

XORing ASCII

Time of First Successful Submission: 2026-03-27 22:49:03

XORing ASCII Strings

Time of First Successful Submission: 2026-03-27 23:15:09

One-time Pad

Time of First Successful Submission: 2026-03-27 23:35:15


Start Here

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Using the Terminal

Time of First Successful Submission: 2026-04-28 21:41:25

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-28 21:42:38

Using the GUI Desktop

Time of First Successful Submission: 2026-04-28 21:45:04

Pasting into the Desktop

Time of First Successful Submission: 2026-04-28 21:46:24

Restarting Challenges

Time of First Successful Submission: 2026-04-28 21:53:06

Challenge Programs

Time of First Successful Submission: 2026-04-28 21:54:02

The Flag File

Time of First Successful Submission: 2026-04-28 21:55:53

Using Privileged Mode

Time of First Successful Submission: 2026-04-28 21:57:37

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-28 21:59:38

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-28 22:00:13


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-04-29 21:11:13

Intro to Arguments

Time of First Successful Submission: 2026-04-29 21:12:07

Command History

Time of First Successful Submission: 2026-04-29 21:12:45

The Root

Time of First Successful Submission: 2026-04-29 21:13:52

Program and absolute paths

Time of First Successful Submission: 2026-04-29 21:14:20

Position thy self

Time of First Successful Submission: 2026-04-29 21:15:12

Position elsewhere

Time of First Successful Submission: 2026-04-29 21:16:03

implicit relative paths, from /

Time of First Successful Submission: 2026-04-29 21:17:10

explicit relative paths, from /

Time of First Successful Submission: 2026-04-29 21:17:58

implicit relative path

Time of First Successful Submission: 2026-04-29 21:18:41

home sweet home

Time of First Successful Submission: 2026-04-29 21:19:52

cat: not the pet, but the command!

Time of First Successful Submission: 2026-04-29 21:20:44

catting absolute paths

Time of First Successful Submission: 2026-04-29 21:21:11

more catting practice

Time of First Successful Submission: 2026-04-29 21:21:38

grepping for a needle in a haystack

Time of First Successful Submission: 2026-04-29 21:22:41

comparing files

Time of First Successful Submission: 2026-04-29 21:24:00

listing files

Time of First Successful Submission: 2026-04-29 21:24:36

touching files

Time of First Successful Submission: 2026-04-29 21:25:11

removing files

Time of First Successful Submission: 2026-04-29 21:25:49

moving files

Time of First Successful Submission: 2026-04-29 21:26:40

copying files

Time of First Successful Submission: 2026-04-29 21:27:13

hidden files

Time of First Successful Submission: 2026-04-29 21:27:46

An Epic Filesystem Quest

Time of First Successful Submission: 2026-04-29 21:32:09

making directories

Time of First Successful Submission: 2026-04-29 21:33:11

finding files

Time of First Successful Submission: 2026-04-29 21:44:57

linking files

Time of First Successful Submission: 2026-04-29 21:49:46

Learning From Documentation

Time of First Successful Submission: 2026-04-29 21:51:26

Learning Complex Usage

Time of First Successful Submission: 2026-04-29 21:52:53

Reading Manuals

Time of First Successful Submission: 2026-04-29 21:53:43

Searching Manuals

Time of First Successful Submission: 2026-04-29 21:55:32

Searching For Manuals

Time of First Successful Submission: 2026-04-29 21:57:59

Helpful Programs

Time of First Successful Submission: 2026-04-29 21:58:43

Help for Builtins

Time of First Successful Submission: 2026-04-29 22:00:47

Matching with *

Time of First Successful Submission: 2026-04-30 22:10:10

Matching with ?

Time of First Successful Submission: 2026-04-30 22:10:53

Matching with []

Time of First Successful Submission: 2026-04-30 22:15:33

Matching paths with []

Time of First Successful Submission: 2026-04-30 22:16:33

Multiple globs

Time of First Successful Submission: 2026-04-30 22:18:14

Mixing globs

Time of First Successful Submission: 2026-04-30 22:20:37

Exclusionary globbing

Time of First Successful Submission: 2026-04-30 22:22:09

Tab completion

Time of First Successful Submission: 2026-04-30 22:24:19

Multiple options for tab completion

Time of First Successful Submission: 2026-04-30 22:25:13

Tab completion on commands

Time of First Successful Submission: 2026-04-30 22:25:38

Redirecting output

Time of First Successful Submission: 2026-04-30 22:27:55

Redirecting more output

Time of First Successful Submission: 2026-04-30 22:28:55

Appending output

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

Redirecting errors

Time of First Successful Submission: 2026-04-30 22:34:11

Redirecting input

Time of First Successful Submission: 2026-04-30 22:38:12

Grepping stored results

Time of First Successful Submission: 2026-04-30 22:39:09

Grepping live output

Time of First Successful Submission: 2026-04-30 22:39:59

Grepping errors

Time of First Successful Submission: 2026-04-30 22:41:59

Filtering with grep -v

Time of First Successful Submission: 2026-04-30 22:43:27

Filtering with sed

Time of First Successful Submission: 2026-04-30 22:45:38

Duplicating piped data with tee

Time of First Successful Submission: 2026-04-30 22:52:08

Process substitution for input

Time of First Successful Submission: 2026-04-30 22:57:09

Writing to multiple programs

Time of First Successful Submission: 2026-04-30 23:02:18

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-05 01:26:09

Named pipes

Time of First Successful Submission: 2026-05-05 01:33:35

Printing Variables

Time of First Successful Submission: 2026-05-05 01:35:22

Setting Variables

Time of First Successful Submission: 2026-05-05 01:37:23

Multi-word Variables

Time of First Successful Submission: 2026-05-05 01:38:52

Exporting Variables

Time of First Successful Submission: 2026-05-05 01:41:47

Printing Exported Variables

Time of First Successful Submission: 2026-05-05 01:42:25

Storing Command Output

Time of First Successful Submission: 2026-05-05 01:46:27

Reading Input

Time of First Successful Submission: 2026-05-05 01:50:29

Reading Files

Time of First Successful Submission: 2026-05-05 01:52:48

Translating characters

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

Deleting characters

Time of First Successful Submission: 2026-05-05 01:57:51

Deleting newlines

Time of First Successful Submission: 2026-05-05 01:59:31

Extracting the first lines with head

Time of First Successful Submission: 2026-05-05 02:00:31

Extracting specific sections of text

Time of First Successful Submission: 2026-05-05 02:04:34

Sorting data

Time of First Successful Submission: 2026-05-05 02:06:48

Listing Processes

Time of First Successful Submission: 2026-05-05 02:11:14

Killing Processes

Time of First Successful Submission: 2026-05-05 02:13:23

Interrupting Processes

Time of First Successful Submission: 2026-05-05 02:13:58

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-05 02:17:35

Suspending Processes

Time of First Successful Submission: 2026-05-05 02:18:14

Resuming Processes

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

Backgrounding Processes

Time of First Successful Submission: 2026-05-05 02:23:14

Foregrounding Processes

Time of First Successful Submission: 2026-05-05 02:23:45

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-05 02:24:23

Process Exit Codes

Time of First Successful Submission: 2026-05-05 02:29:23

Becoming root with su

Time of First Successful Submission: 2026-05-05 16:02:43

Other users with su

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

Cracking passwords

Time of First Successful Submission: 2026-05-05 17:16:23

Using sudo

Time of First Successful Submission: 2026-05-05 17:33:55

Changing File Ownership

Time of First Successful Submission: 2026-05-05 17:35:06

Groups and Files

Time of First Successful Submission: 2026-05-05 17:35:53

Fun With Groups Names

Time of First Successful Submission: 2026-05-05 17:36:41

Changing Permissions

Time of First Successful Submission: 2026-05-05 17:37:16

Executable Files

Time of First Successful Submission: 2026-05-05 17:38:06

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-05 17:43:31

Permissions Setting Practice

Time of First Successful Submission: 2026-05-05 21:07:45

The SUID Bit

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

Chaining with Semicolons

Time of First Successful Submission: 2026-05-06 02:11:00

Building on Success

Time of First Successful Submission: 2026-05-06 02:11:27

Handling Failure

Time of First Successful Submission: 2026-05-06 02:12:02

Your First Shell Script

Time of First Successful Submission: 2026-05-06 02:13:07

Redirecting Script Output

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

Executable Shell Scripts

Time of First Successful Submission: 2026-05-06 02:20:24

Understanding Shebangs

Time of First Successful Submission: 2026-05-06 02:22:08

Scripting with Arguments

Time of First Successful Submission: 2026-05-06 02:26:16

Scripting with Conditionals

Time of First Successful Submission: 2026-05-06 02:27:34

Scripting with Default Cases

Time of First Successful Submission: 2026-05-06 02:28:08

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-06 02:29:47

Reading Shell Scripts

Time of First Successful Submission: 2026-05-06 02:30:35

Launching Screen

Time of First Successful Submission: 2026-05-06 02:31:34

Detaching and Attaching

Time of First Successful Submission: 2026-05-06 02:32:18

Finding Sessions

Time of First Successful Submission: 2026-05-06 02:34:22

Switching Windows

Time of First Successful Submission: 2026-05-06 02:35:40

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-06 02:37:29

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-06 02:38:51

The PATH Variable

Time of First Successful Submission: 2026-05-06 15:27:42

Setting PATH

Time of First Successful Submission: 2026-05-06 15:29:03

Finding Commands

Time of First Successful Submission: 2026-05-06 15:30:27

Adding Commands

Time of First Successful Submission: 2026-05-06 15:34:43

Hijacking Commands

Time of First Successful Submission: 2026-05-06 15:35:54

Bashrc Backdoor

Time of First Successful Submission: 2026-05-06 15:40:58

Sniffing Input

Time of First Successful Submission: 2026-05-06 17:26:37

Overshared Directories

Time of First Successful Submission: 2026-05-06 18:29:18

Tricky Linking

Time of First Successful Submission: 2026-05-07 01:34:52

Sniffing Process Arguments

Time of First Successful Submission: 2026-05-07 01:39:45

Snooping on Configurations

Time of First Successful Submission: 2026-05-07 01:41:46

The Fork Bomb

Time of First Successful Submission: 2026-05-07 02:26:47

Disk-Space Doomsday

Time of First Successful Submission: 2026-05-07 02:41:18

rm -rf /

Time of First Successful Submission: 2026-05-07 02:43:16

Life after rm -rf /

Time of First Successful Submission: 2026-05-07 02:52:45

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-05-07 02:54:32


Computing 101

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Your First Register

Time of First Successful Submission: 2026-05-07 19:03:52

Your First Syscall

Time of First Successful Submission: 2026-05-07 19:15:27

Exit Codes

Time of First Successful Submission: 2026-05-07 19:16:04

Building Executables

Time of First Successful Submission: 2026-05-07 19:37:11

Moving Between Registers

Time of First Successful Submission: 2026-05-07 19:38:52

Loading From Memory

Time of First Successful Submission: 2026-05-07 19:41:17

More Loading Practice

Time of First Successful Submission: 2026-05-07 19:41:52

Dereferencing Pointers

Time of First Successful Submission: 2026-05-07 19:43:36

Dereferencing Yourself

Time of First Successful Submission: 2026-05-07 19:44:01

Dereferencing with Offsets

Time of First Successful Submission: 2026-05-07 19:44:31

Stored Addresses

Time of First Successful Submission: 2026-05-07 19:45:28

Double Dereference

Time of First Successful Submission: 2026-05-07 19:46:48

The Stack

Time of First Successful Submission: 2026-05-07 19:48:07

Stack Offsets

Time of First Successful Submission: 2026-05-07 19:48:30

Program Arguments on the Stack

Time of First Successful Submission: 2026-05-07 19:49:54

Popping From the Stack

Time of First Successful Submission: 2026-05-07 19:52:52

Disassembling Programs

Time of First Successful Submission: 2026-05-08 18:37:01

Tracing Syscalls

Time of First Successful Submission: 2026-05-08 18:40:33

Starting GDB

Time of First Successful Submission: 2026-05-08 18:41:18

Quitting GDB

Time of First Successful Submission: 2026-05-08 18:41:51

Starting Programs in GDB

Time of First Successful Submission: 2026-05-08 18:43:17

Disassembling in GDB

Time of First Successful Submission: 2026-05-08 18:43:52

Stepping Through Instructions

Time of First Successful Submission: 2026-05-08 18:44:55

Reading Register Values

Time of First Successful Submission: 2026-05-08 18:45:53

Popping Stack Values

Time of First Successful Submission: 2026-05-08 18:46:58

Examining Memory

Time of First Successful Submission: 2026-05-08 18:48:00

Examining Stack Pointers

Time of First Successful Submission: 2026-05-08 18:50:31

Cooperative Debugging

Time of First Successful Submission: 2026-05-08 19:04:56

Writing Output

Time of First Successful Submission: 2026-05-08 19:14:40

Chaining Syscalls

Time of First Successful Submission: 2026-05-08 19:29:30

Writing Strings

Time of First Successful Submission: 2026-05-08 19:31:31

Reading Data

Time of First Successful Submission: 2026-05-08 23:29:44

Opening Files

Time of First Successful Submission: 2026-05-09 00:21:29

Hardcoding the Filename

Time of First Successful Submission: 2026-05-09 00:25:53

Comparing Values

Time of First Successful Submission: 2026-05-09 00:42:19

Comparing Characters

Time of First Successful Submission: 2026-05-09 00:46:03

Conditional Control Flow

Time of First Successful Submission: 2026-05-09 00:52:27

Comparing Strings

Time of First Successful Submission: 2026-05-09 00:55:30

Reverse the Password

Time of First Successful Submission: 2026-05-09 00:59:05

Conditionals Without Conditionals

Time of First Successful Submission: 2026-05-09 01:11:26

Looping

Time of First Successful Submission: 2026-05-09 01:14:18

Reverse the Calculation

Time of First Successful Submission: 2026-05-09 01:19:27

Reverse the Reverse

Time of First Successful Submission: 2026-05-09 01:20:04

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-05-09 01:21:29

Loops on Data

Time of First Successful Submission: 2026-05-09 01:22:34

set-register

Time of First Successful Submission: 2026-05-12 00:06:32

set-multiple-registers

Time of First Successful Submission: 2026-05-12 00:09:19

add-to-register

Time of First Successful Submission: 2026-05-12 00:11:25

linear-equation-registers

Time of First Successful Submission: 2026-05-12 00:23:47

integer-division

Time of First Successful Submission: 2026-05-12 00:29:49

modulo-operation

Time of First Successful Submission: 2026-05-12 00:31:45

set-upper-byte

Time of First Successful Submission: 2026-05-12 00:33:05

efficient-modulo

Time of First Successful Submission: 2026-05-12 00:36:25

byte-extraction

Time of First Successful Submission: 2026-05-12 00:46:58

bitwise-and

Time of First Successful Submission: 2026-05-12 00:48:56

check-even

Time of First Successful Submission: 2026-05-12 00:57:22

memory-read

Time of First Successful Submission: 2026-05-12 01:00:54

memory-write

Time of First Successful Submission: 2026-05-12 01:02:46

memory-increment

Time of First Successful Submission: 2026-05-12 01:09:33

byte-access

Time of First Successful Submission: 2026-05-12 01:32:54

memory-size-access

Time of First Successful Submission: 2026-05-12 01:34:43

little-endian-write

Time of First Successful Submission: 2026-05-12 01:41:37

memory-sum

Time of First Successful Submission: 2026-05-12 01:46:11

stack-subtraction

Time of First Successful Submission: 2026-05-12 01:48:04

swap-stack-values

Time of First Successful Submission: 2026-05-12 01:49:01

average-stack-values

Time of First Successful Submission: 2026-05-12 01:56:20

absolute-jump

Time of First Successful Submission: 2026-05-12 01:58:51

relative-jump

Time of First Successful Submission: 2026-05-12 02:10:07

jump-trampoline

Time of First Successful Submission: 2026-05-12 16:36:23

conditional-jump

Time of First Successful Submission: 2026-05-12 17:17:00

indirect-jump

Time of First Successful Submission: 2026-05-16 18:49:01

average-loop

Time of First Successful Submission: 2026-05-16 22:08:06

count-non-zero

Time of First Successful Submission: 2026-05-16 22:25:35

string-lower

Time of First Successful Submission: 2026-05-16 23:04:45

most-common-byte

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

Exit

Time of First Successful Submission: 2026-05-22 01:27:46


DSU Cyber Camps

11 / 104 9899 / 46966


Using the Terminal

Time of First Successful Submission: 2026-04-28 21:41:25

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-28 21:42:38

Using the GUI Desktop

Time of First Successful Submission: 2026-04-28 21:45:04

Pasting into the Desktop

Time of First Successful Submission: 2026-04-28 21:46:24

Connecting over SSH

Time of First Successful Submission: 2026-04-28 21:50:43

Restarting Challenges

Time of First Successful Submission: 2026-04-28 21:53:06

Challenge Programs

Time of First Successful Submission: 2026-04-28 21:54:02

The Flag File

Time of First Successful Submission: 2026-04-28 21:55:53

Using Privileged Mode

Time of First Successful Submission: 2026-04-28 21:57:37

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-28 21:59:38

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-28 22:00:13


GCA CTF

11 / 104 9899 / 46966


Using the Terminal

Time of First Successful Submission: 2026-04-28 21:41:25

Using the VSCode Workspace

Time of First Successful Submission: 2026-04-28 21:42:38

Using the GUI Desktop

Time of First Successful Submission: 2026-04-28 21:45:04

Pasting into the Desktop

Time of First Successful Submission: 2026-04-28 21:46:24

Connecting over SSH

Time of First Successful Submission: 2026-04-28 21:50:43

Restarting Challenges

Time of First Successful Submission: 2026-04-28 21:53:06

Challenge Programs

Time of First Successful Submission: 2026-04-28 21:54:02

The Flag File

Time of First Successful Submission: 2026-04-28 21:55:53

Using Privileged Mode

Time of First Successful Submission: 2026-04-28 21:57:37

Persistent Home Directories - One

Time of First Successful Submission: 2026-04-28 21:59:38

Persistent Home Directories - Two

Time of First Successful Submission: 2026-04-28 22:00:13