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1 / 202 21383 / 22788


Triple Dereference

Time of First Successful Submission: 2025-11-07 12:50:22


Intro to Programming Languages

15 / 234 5889 / 31849


Commands

Time of First Successful Submission: 2025-11-01 15:57:43

Command Arguments

Time of First Successful Submission: 2025-11-01 15:58:35

Command History

Time of First Successful Submission: 2025-11-01 15:59:04

The Root Path

Time of First Successful Submission: 2025-11-01 16:01:36

Absolute Paths

Time of First Successful Submission: 2025-11-01 17:47:03

Changing position

Time of First Successful Submission: 2025-11-01 17:49:57

Changing to an Absolute Path

Time of First Successful Submission: 2025-11-01 17:55:08

Relative Paths

Time of First Successful Submission: 2025-11-01 17:59:44

Cat

Time of First Successful Submission: 2025-11-01 18:08:37

Ls

Time of First Successful Submission: 2025-11-01 18:21:35

Ls All

Time of First Successful Submission: 2025-11-02 04:57:42

Find

Time of First Successful Submission: 2025-11-02 06:36:38

Piping Echo

Time of First Successful Submission: 2025-11-05 05:54:30

Piping Stdout

Time of First Successful Submission: 2025-11-05 05:56:00

Piping Stdin

Time of First Successful Submission: 2025-11-05 06:04:36


Start Here

11 / 12 6420 / 43127


Using the Terminal

Time of First Successful Submission: 2025-10-29 11:14:04

Using the VSCode Workspace

Time of First Successful Submission: 2025-10-29 11:16:42

Using the GUI Desktop

Time of First Successful Submission: 2025-10-29 11:18:47

Pasting into the Desktop

Time of First Successful Submission: 2025-10-29 11:21:14

Restarting Challenges

Time of First Successful Submission: 2025-10-29 11:22:48

Challenge Programs

Time of First Successful Submission: 2025-10-29 11:27:17

The Flag File

Time of First Successful Submission: 2025-10-29 11:30:04

Using Privileged Mode

Time of First Successful Submission: 2025-10-29 11:34:18

Persistent Home Directories - One

Time of First Successful Submission: 2025-10-29 11:40:26

Persistent Home Directories - Two

Time of First Successful Submission: 2025-10-29 11:41:14


Linux Luminarium

128 / 128 44 / 32256


Intro to Commands

Time of First Successful Submission: 2025-11-01 15:57:43

Intro to Arguments

Time of First Successful Submission: 2025-11-01 15:58:35

Command History

Time of First Successful Submission: 2025-11-01 15:59:04

The Root

Time of First Successful Submission: 2025-11-01 16:01:36

Program and absolute paths

Time of First Successful Submission: 2025-11-01 17:47:03

Position thy self

Time of First Successful Submission: 2025-11-01 17:49:57

Position elsewhere

Time of First Successful Submission: 2025-11-01 17:55:08

implicit relative paths, from /

Time of First Successful Submission: 2025-11-01 17:59:44

explicit relative paths, from /

Time of First Successful Submission: 2025-11-01 18:00:47

implicit relative path

Time of First Successful Submission: 2025-11-01 18:01:29

home sweet home

Time of First Successful Submission: 2025-11-01 18:04:57

cat: not the pet, but the command!

Time of First Successful Submission: 2025-11-01 18:08:37

catting absolute paths

Time of First Successful Submission: 2025-11-01 18:12:24

more catting practice

Time of First Successful Submission: 2025-11-01 18:18:52

grepping for a needle in a haystack

Time of First Successful Submission: 2025-11-01 18:19:42

comparing files

Time of First Successful Submission: 2025-11-01 18:20:54

listing files

Time of First Successful Submission: 2025-11-01 18:21:35

touching files

Time of First Successful Submission: 2025-11-01 18:22:50

removing files

Time of First Successful Submission: 2025-11-02 04:49:22

moving files

Time of First Successful Submission: 2025-11-02 04:50:24

copying files

Time of First Successful Submission: 2025-11-06 07:40:26

hidden files

Time of First Successful Submission: 2025-11-02 04:57:42

An Epic Filesystem Quest

Time of First Successful Submission: 2025-11-02 06:30:58

making directories

Time of First Successful Submission: 2025-11-02 06:32:25

finding files

Time of First Successful Submission: 2025-11-02 06:36:38

linking files

Time of First Successful Submission: 2025-11-02 06:40:40

Learning From Documentation

Time of First Successful Submission: 2025-11-04 16:37:58

Learning Complex Usage

Time of First Successful Submission: 2025-11-04 16:41:23

Reading Manuals

Time of First Successful Submission: 2025-11-04 16:46:51

Searching Manuals

Time of First Successful Submission: 2025-11-05 04:27:41

Searching For Manuals

Time of First Successful Submission: 2025-11-05 04:48:52

Helpful Programs

Time of First Successful Submission: 2025-11-05 04:55:45

Help for Builtins

Time of First Successful Submission: 2025-11-05 04:57:25

Matching with *

Time of First Successful Submission: 2025-11-05 05:02:59

Matching with ?

Time of First Successful Submission: 2025-11-05 05:04:05

Matching with []

Time of First Successful Submission: 2025-11-05 05:05:38

Matching paths with []

Time of First Successful Submission: 2025-11-05 05:07:41

Multiple globs

Time of First Successful Submission: 2025-11-05 05:10:49

Mixing globs

Time of First Successful Submission: 2025-11-05 05:38:42

Exclusionary globbing

Time of First Successful Submission: 2025-11-05 05:40:23

Tab completion

Time of First Successful Submission: 2025-11-05 05:50:37

Multiple options for tab completion

Time of First Successful Submission: 2025-11-05 05:52:06

Tab completion on commands

Time of First Successful Submission: 2025-11-05 05:52:44

Redirecting output

Time of First Successful Submission: 2025-11-05 05:54:30

Redirecting more output

Time of First Successful Submission: 2025-11-05 05:56:00

Appending output

Time of First Successful Submission: 2025-11-05 05:57:53

Redirecting errors

Time of First Successful Submission: 2025-11-05 06:02:03

Redirecting input

Time of First Successful Submission: 2025-11-05 06:04:36

Grepping stored results

Time of First Successful Submission: 2025-11-05 06:06:15

Grepping live output

Time of First Successful Submission: 2025-11-05 06:07:28

Grepping errors

Time of First Successful Submission: 2025-11-05 06:10:40

Filtering with grep -v

Time of First Successful Submission: 2025-11-05 16:53:29

Filtering with sed

Time of First Successful Submission: 2025-11-06 07:28:12

Duplicating piped data with tee

Time of First Successful Submission: 2025-11-05 16:57:46

Process substitution for input

Time of First Successful Submission: 2025-11-05 18:28:47

Writing to multiple programs

Time of First Successful Submission: 2025-11-06 07:14:52

Split-piping stderr and stdout

Time of First Successful Submission: 2025-11-06 07:17:44

Named pipes

Time of First Successful Submission: 2025-11-06 07:23:09

Printing Variables

Time of First Successful Submission: 2025-11-06 07:41:46

Setting Variables

Time of First Successful Submission: 2025-11-06 07:42:32

Multi-word Variables

Time of First Successful Submission: 2025-11-06 07:43:03

Exporting Variables

Time of First Successful Submission: 2025-11-06 07:45:25

Printing Exported Variables

Time of First Successful Submission: 2025-11-06 07:45:55

Storing Command Output

Time of First Successful Submission: 2025-11-06 07:47:02

Reading Input

Time of First Successful Submission: 2025-11-06 07:49:35

Reading Files

Time of First Successful Submission: 2025-11-06 07:51:46

Translating characters

Time of First Successful Submission: 2025-11-06 08:01:58

Deleting characters

Time of First Successful Submission: 2025-11-06 08:03:32

Deleting newlines

Time of First Successful Submission: 2025-11-06 08:05:27

Extracting the first lines with head

Time of First Successful Submission: 2025-11-06 08:07:55

Extracting specific sections of text

Time of First Successful Submission: 2025-11-06 08:43:23

Sorting data

Time of First Successful Submission: 2025-11-06 08:44:51

Listing Processes

Time of First Successful Submission: 2025-11-06 08:51:36

Killing Processes

Time of First Successful Submission: 2025-11-06 08:52:55

Interrupting Processes

Time of First Successful Submission: 2025-11-06 08:54:35

Killing Misbehaving Processes

Time of First Successful Submission: 2025-11-06 09:10:51

Suspending Processes

Time of First Successful Submission: 2025-11-06 09:11:32

Resuming Processes

Time of First Successful Submission: 2025-11-06 09:12:15

Backgrounding Processes

Time of First Successful Submission: 2025-11-06 09:15:25

Foregrounding Processes

Time of First Successful Submission: 2025-11-06 09:16:30

Starting Backgrounded Processes

Time of First Successful Submission: 2025-11-06 09:17:52

Process Exit Codes

Time of First Successful Submission: 2025-11-06 09:21:18

Becoming root with su

Time of First Successful Submission: 2025-11-06 09:29:45

Other users with su

Time of First Successful Submission: 2025-11-06 09:31:15

Cracking passwords

Time of First Successful Submission: 2025-11-06 09:35:01

Using sudo

Time of First Successful Submission: 2025-11-06 09:38:03

Changing File Ownership

Time of First Successful Submission: 2025-11-06 09:40:30

Groups and Files

Time of First Successful Submission: 2025-11-06 09:42:50

Fun With Groups Names

Time of First Successful Submission: 2025-11-06 09:44:44

Changing Permissions

Time of First Successful Submission: 2025-11-06 09:45:32

Executable Files

Time of First Successful Submission: 2025-11-06 09:46:23

Permission Tweaking Practice

Time of First Successful Submission: 2025-11-06 11:01:27

Permissions Setting Practice

Time of First Successful Submission: 2025-11-06 11:06:26

The SUID Bit

Time of First Successful Submission: 2025-11-06 11:09:05

Chaining with Semicolons

Time of First Successful Submission: 2025-11-06 11:10:05

Building on Success

Time of First Successful Submission: 2025-11-06 11:11:42

Handling Failure

Time of First Successful Submission: 2025-11-06 11:12:50

Your First Shell Script

Time of First Successful Submission: 2025-11-06 11:18:29

Redirecting Script Output

Time of First Successful Submission: 2025-11-06 11:26:16

Executable Shell Scripts

Time of First Successful Submission: 2025-11-06 11:28:38

Understanding Shebangs

Time of First Successful Submission: 2025-11-06 11:37:49

Scripting with Arguments

Time of First Successful Submission: 2025-11-06 11:41:40

Scripting with Conditionals

Time of First Successful Submission: 2025-11-06 11:44:55

Scripting with Default Cases

Time of First Successful Submission: 2025-11-06 11:45:51

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-11-06 11:49:46

Reading Shell Scripts

Time of First Successful Submission: 2025-11-06 11:50:47

Launching Screen

Time of First Successful Submission: 2025-11-06 11:53:29

Detaching and Attaching

Time of First Successful Submission: 2025-11-06 11:57:23

Finding Sessions

Time of First Successful Submission: 2025-11-06 11:58:23

Switching Windows

Time of First Successful Submission: 2025-11-06 12:03:37

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-11-06 12:05:33

Switching Windows (tmux)

Time of First Successful Submission: 2025-11-06 12:18:01

The PATH Variable

Time of First Successful Submission: 2025-11-06 12:21:07

Setting PATH

Time of First Successful Submission: 2025-11-06 12:22:55

Finding Commands

Time of First Successful Submission: 2025-11-06 12:25:27

Adding Commands

Time of First Successful Submission: 2025-11-06 12:29:07

Hijacking Commands

Time of First Successful Submission: 2025-11-06 12:39:37

Bashrc Backdoor

Time of First Successful Submission: 2025-11-06 12:44:07

Sniffing Input

Time of First Successful Submission: 2025-11-06 12:59:53

Overshared Directories

Time of First Successful Submission: 2025-11-06 13:17:18

Tricky Linking

Time of First Successful Submission: 2025-11-06 13:22:45

Sniffing Process Arguments

Time of First Successful Submission: 2025-11-06 13:25:46

Snooping on Configurations

Time of First Successful Submission: 2025-11-06 13:29:03

The Fork Bomb

Time of First Successful Submission: 2025-11-06 13:43:15

Disk-Space Doomsday

Time of First Successful Submission: 2025-11-06 13:54:56

rm -rf /

Time of First Successful Submission: 2025-11-06 14:02:17

Life after rm -rf /

Time of First Successful Submission: 2025-11-06 14:08:12

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-11-06 14:41:04


Computing 101

68 / 94 2277 / 21464


Your First Register

Time of First Successful Submission: 2025-11-07 08:16:58

Your First Syscall

Time of First Successful Submission: 2025-11-07 10:16:55

Exit Codes

Time of First Successful Submission: 2025-11-07 10:21:13

Building Executables

Time of First Successful Submission: 2025-11-07 10:27:16

Moving Between Registers

Time of First Successful Submission: 2025-11-07 10:32:22

Loading From Memory

Time of First Successful Submission: 2025-11-07 12:17:09

More Loading Practice

Time of First Successful Submission: 2025-11-07 12:18:26

Dereferencing Pointers

Time of First Successful Submission: 2025-11-07 12:21:15

Dereferencing Yourself

Time of First Successful Submission: 2025-11-07 12:22:27

Dereferencing with Offsets

Time of First Successful Submission: 2025-11-07 12:24:58

Stored Addresses

Time of First Successful Submission: 2025-11-07 12:28:28

Double Dereference

Time of First Successful Submission: 2025-11-07 12:42:26

Tracing Syscalls

Time of First Successful Submission: 2025-11-07 10:43:55

Starting GDB

Time of First Successful Submission: 2025-11-07 10:45:15

Starting Programs in GDB

Time of First Successful Submission: 2025-11-07 11:00:09

Writing Output

Time of First Successful Submission: 2025-11-07 13:20:36

Chaining Syscalls

Time of First Successful Submission: 2025-11-07 13:23:01

Writing Strings

Time of First Successful Submission: 2025-11-07 13:25:01

Reading Data

Time of First Successful Submission: 2025-11-07 13:28:36

set-register

Time of First Successful Submission: 2025-11-07 13:36:55

set-multiple-registers

Time of First Successful Submission: 2025-11-07 13:42:13

add-to-register

Time of First Successful Submission: 2025-11-07 13:44:31

linear-equation-registers

Time of First Successful Submission: 2025-11-07 13:47:28

integer-division

Time of First Successful Submission: 2025-11-07 13:52:36

modulo-operation

Time of First Successful Submission: 2025-11-09 09:46:00

set-upper-byte

Time of First Successful Submission: 2025-11-10 05:07:51

efficient-modulo

Time of First Successful Submission: 2025-11-10 06:25:36

byte-extraction

Time of First Successful Submission: 2025-11-10 06:37:07

bitwise-and

Time of First Successful Submission: 2025-11-10 06:42:54

check-even

Time of First Successful Submission: 2025-11-10 07:08:05

memory-read

Time of First Successful Submission: 2025-11-10 07:12:31

memory-write

Time of First Successful Submission: 2025-11-10 07:13:42

memory-increment

Time of First Successful Submission: 2025-11-10 07:21:29

byte-access

Time of First Successful Submission: 2025-11-10 07:23:18

memory-size-access

Time of First Successful Submission: 2025-11-10 07:25:36

little-endian-write

Time of First Successful Submission: 2025-11-10 07:42:15

memory-sum

Time of First Successful Submission: 2025-11-10 08:23:13

stack-subtraction

Time of First Successful Submission: 2025-11-10 08:25:44

swap-stack-values

Time of First Successful Submission: 2025-11-10 08:35:04

average-stack-values

Time of First Successful Submission: 2025-11-10 08:52:54

absolute-jump

Time of First Successful Submission: 2025-11-10 08:58:33

relative-jump

Time of First Successful Submission: 2025-11-10 09:05:42

jump-trampoline

Time of First Successful Submission: 2025-11-10 09:11:19

conditional-jump

Time of First Successful Submission: 2025-11-10 09:41:26

indirect-jump

Time of First Successful Submission: 2025-11-10 13:01:08

average-loop

Time of First Successful Submission: 2025-11-10 13:20:57

count-non-zero

Time of First Successful Submission: 2025-11-10 13:44:50

string-lower

Time of First Successful Submission: 2025-11-10 15:00:05

most-common-byte

Time of First Successful Submission: 2025-11-13 13:26:10

Exit

Time of First Successful Submission: 2025-11-30 10:35:00

Socket

Time of First Successful Submission: 2025-11-30 10:57:57

Bind

Time of First Successful Submission: 2026-01-28 07:06:07

Listen

Time of First Successful Submission: 2026-01-28 08:01:28

Accept

Time of First Successful Submission: 2026-01-28 08:25:55

Static Response

Time of First Successful Submission: 2026-01-28 09:10:05

Dynamic Response

Time of First Successful Submission: 2026-01-29 08:38:08

Iterative GET Server

Time of First Successful Submission: 2026-01-29 09:01:48

Concurrent GET Server

Time of First Successful Submission: 2026-01-29 09:47:46

Concurrent POST Server

Time of First Successful Submission: 2026-01-29 12:29:08

Web Server

Time of First Successful Submission: 2026-01-29 13:06:59

Debugging Programs

Time of First Successful Submission: 2025-11-13 14:02:32

Inspecting Registers

Time of First Successful Submission: 2025-11-13 15:00:03

Examining Memory

Time of First Successful Submission: 2025-11-25 08:47:40

Setting Breakpoints

Time of First Successful Submission: 2025-11-25 09:37:44

GDB Scripting

Time of First Successful Submission: 2025-11-25 10:35:02

Modifying Data

Time of First Successful Submission: 2025-11-25 11:38:38

Modifying Execution

Time of First Successful Submission: 2025-11-30 09:29:36

Broken Functions

Time of First Successful Submission: 2025-11-30 10:22:39


Playing With Programs

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What's the password?

Time of First Successful Submission: 2026-02-02 10:09:21

... and again!

Time of First Successful Submission: 2026-02-02 10:09:58

Newline Troubles

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

Reasoning about files

Time of First Successful Submission: 2026-02-02 10:25:28

Specifying Filenames

Time of First Successful Submission: 2026-02-05 09:22:11

Binary and Hex Encoding

Time of First Successful Submission: 2026-02-05 09:30:24

More Hex

Time of First Successful Submission: 2026-02-05 09:33:02

Decoding Hex

Time of First Successful Submission: 2026-02-05 09:37:14

Decoding Practice

Time of First Successful Submission: 2026-02-05 09:59:54

Encoding Practice

Time of First Successful Submission: 2026-02-05 10:16:18

Hex-encoding ASCII

Time of First Successful Submission: 2026-02-08 07:11:53

Nested Encoding

Time of First Successful Submission: 2026-02-08 07:29:20

Hex-encoding UTF-8

Time of First Successful Submission: 2026-02-08 07:34:46

UTF Mixups

Time of First Successful Submission: 2026-02-08 07:55:55

Modifying Encoded Data

Time of First Successful Submission: 2026-02-09 04:38:06

Decoding Base64

Time of First Successful Submission: 2026-02-09 04:50:31

Encoding Base64

Time of First Successful Submission: 2026-02-09 04:55:10

Dealing with Obfuscation

Time of First Successful Submission: 2026-02-09 05:02:51

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-02-09 05:08:46

Your First HTTP Request

Time of First Successful Submission: 2026-02-09 07:58:53

Reading Flask

Time of First Successful Submission: 2026-02-09 08:00:07

Commented Data

Time of First Successful Submission: 2026-02-09 08:04:07

HTTP Metadata

Time of First Successful Submission: 2026-02-09 08:06:59

HTTP (netcat)

Time of First Successful Submission: 2026-02-09 08:33:36

HTTP Paths (netcat)

Time of First Successful Submission: 2026-02-09 08:35:57

HTTP (curl)

Time of First Successful Submission: 2026-02-09 08:40:25

HTTP (python)

Time of First Successful Submission: 2026-02-09 08:52:59

HTTP Host Header (python)

Time of First Successful Submission: 2026-02-09 09:07:11

HTTP Host Header (curl)

Time of First Successful Submission: 2026-02-09 09:23:11

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-02-09 09:27:01

URL Encoding (netcat)

Time of First Successful Submission: 2026-02-10 06:45:08

HTTP GET Parameters

Time of First Successful Submission: 2026-02-10 06:51:53

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-02-10 06:55:24

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-02-10 07:03:16

HTTP Forms

Time of First Successful Submission: 2026-02-10 07:07:38

HTTP Forms (curl)

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

HTTP Forms (netcat)

Time of First Successful Submission: 2026-02-11 05:47:47

HTTP Forms (python)

Time of First Successful Submission: 2026-02-11 05:51:32

HTTP Forms Without Forms

Time of First Successful Submission: 2026-02-11 06:07:08

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-02-11 08:06:08

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-02-11 08:11:39

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-02-11 08:15:20

HTTP Redirects (curl)

Time of First Successful Submission: 2026-02-11 08:18:17

HTTP Redirects (python)

Time of First Successful Submission: 2026-02-11 08:20:41

HTTP Cookies (curl)

Time of First Successful Submission: 2026-02-11 08:41:10

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-02-11 08:54:46

HTTP Cookies (python)

Time of First Successful Submission: 2026-02-11 09:03:17

Server State (python)

Time of First Successful Submission: 2026-02-11 09:06:36

Listening Web

Time of First Successful Submission: 2026-02-11 09:16:05

Speaking Redirects

Time of First Successful Submission: 2026-02-11 10:00:30

JavaScript Redirects

Time of First Successful Submission: 2026-02-11 10:10:53

Including JavaScript

Time of First Successful Submission: 2026-02-11 11:02:07

HTTP (javascript)

Time of First Successful Submission: 2026-02-11 11:16:24

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-02-11 11:26:43

HTTP Forms (javascript)

Time of First Successful Submission: 2026-02-11 11:34:44

cat

Time of First Successful Submission: 2026-02-11 11:37:21

more

Time of First Successful Submission: 2026-02-11 11:37:52

less

Time of First Successful Submission: 2026-02-11 11:38:26

tail

Time of First Successful Submission: 2026-02-11 11:39:04

head

Time of First Successful Submission: 2026-02-11 11:39:27

sort

Time of First Successful Submission: 2026-02-11 11:39:46

vim

Time of First Successful Submission: 2026-02-11 11:40:14

emacs

Time of First Successful Submission: 2026-02-11 11:40:44

nano

Time of First Successful Submission: 2026-02-11 11:42:00

rev

Time of First Successful Submission: 2026-02-11 11:43:14

od

Time of First Successful Submission: 2026-02-11 11:47:03

hd

Time of First Successful Submission: 2026-02-11 11:48:35

xxd

Time of First Successful Submission: 2026-02-11 11:49:20

base32

Time of First Successful Submission: 2026-02-11 11:54:08

base64

Time of First Successful Submission: 2026-02-11 11:54:58

split

Time of First Successful Submission: 2026-02-11 11:56:21

gzip

Time of First Successful Submission: 2026-02-11 12:09:25

bzip2

Time of First Successful Submission: 2026-02-11 12:18:36

zip

Time of First Successful Submission: 2026-02-11 12:25:15

tar

Time of First Successful Submission: 2026-02-11 12:36:48

ar

Time of First Successful Submission: 2026-02-11 12:48:34

cpio

Time of First Successful Submission: 2026-02-11 12:54:42

genisoimage

Time of First Successful Submission: 2026-02-11 14:03:03

env

Time of First Successful Submission: 2026-02-11 12:12:52

find

Time of First Successful Submission: 2026-02-13 11:16:52

make

Time of First Successful Submission: 2026-02-13 11:35:19

nice

Time of First Successful Submission: 2026-02-13 11:39:10

timeout

Time of First Successful Submission: 2026-02-13 11:42:05

stdbuf

Time of First Successful Submission: 2026-02-13 11:44:00

setarch

Time of First Successful Submission: 2026-02-13 11:46:40

watch

Time of First Successful Submission: 2026-02-13 11:49:57

socat

Time of First Successful Submission: 2026-02-13 12:01:47

whiptail

Time of First Successful Submission: 2026-02-13 12:05:44

awk

Time of First Successful Submission: 2026-02-13 12:13:25

sed

Time of First Successful Submission: 2026-02-13 12:19:32

ed

Time of First Successful Submission: 2026-02-13 12:21:26

chown

Time of First Successful Submission: 2026-02-13 12:23:02

chmod

Time of First Successful Submission: 2026-02-13 12:23:41

cp

Time of First Successful Submission: 2026-02-14 10:10:26

mv

Time of First Successful Submission: 2026-02-14 10:25:33

perl

Time of First Successful Submission: 2026-03-02 04:20:59

python

Time of First Successful Submission: 2026-03-02 04:33:38

ruby

Time of First Successful Submission: 2026-03-02 04:39:23

bash

Time of First Successful Submission: 2026-03-02 05:00:09

date

Time of First Successful Submission: 2026-02-14 10:34:18

dmesg

Time of First Successful Submission: 2026-02-14 10:35:04

wc

Time of First Successful Submission: 2026-02-14 11:14:38

gcc

Time of First Successful Submission: 2026-02-14 11:17:12

as

Time of First Successful Submission: 2026-02-14 10:46:20

wget

Time of First Successful Submission: 2026-02-28 12:31:46

ssh-keygen

Time of First Successful Submission: 2026-03-02 09:22:14


GCA CTF

11 / 104 6578 / 43404


Using the Terminal

Time of First Successful Submission: 2025-10-29 11:14:04

Using the VSCode Workspace

Time of First Successful Submission: 2025-10-29 11:16:42

Using the GUI Desktop

Time of First Successful Submission: 2025-10-29 11:18:47

Pasting into the Desktop

Time of First Successful Submission: 2025-10-29 11:21:14

Restarting Challenges

Time of First Successful Submission: 2025-10-29 11:22:48

Getting Help

Time of First Successful Submission: 2025-10-29 11:25:41

Challenge Programs

Time of First Successful Submission: 2025-10-29 11:27:17

The Flag File

Time of First Successful Submission: 2025-10-29 11:30:04

Using Privileged Mode

Time of First Successful Submission: 2025-10-29 11:34:18

Persistent Home Directories - One

Time of First Successful Submission: 2025-10-29 11:40:26

Persistent Home Directories - Two

Time of First Successful Submission: 2025-10-29 11:41:14