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1 / 202 21366 / 22788


Triple Dereference

Time of First Successful Submission: 2025-11-06 01:30:16


Intro to Programming Languages

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Commands

Time of First Successful Submission: 2025-10-31 20:14:15

Command Arguments

Time of First Successful Submission: 2025-10-31 20:16:00

Command History

Time of First Successful Submission: 2025-10-31 21:11:16

The Root Path

Time of First Successful Submission: 2025-10-31 21:14:57

Absolute Paths

Time of First Successful Submission: 2025-10-31 21:15:48

Changing position

Time of First Successful Submission: 2025-10-31 21:17:13

Changing to an Absolute Path

Time of First Successful Submission: 2025-10-31 21:19:20

Relative Paths

Time of First Successful Submission: 2025-10-31 22:16:35

Cat

Time of First Successful Submission: 2025-10-31 22:28:32

Ls

Time of First Successful Submission: 2025-10-31 22:34:55

Ls All

Time of First Successful Submission: 2025-11-01 11:20:14

Find

Time of First Successful Submission: 2025-11-01 14:16:40

Piping Echo

Time of First Successful Submission: 2025-11-01 19:28:43

Piping Stdout

Time of First Successful Submission: 2025-11-01 19:32:23

Piping Stdin

Time of First Successful Submission: 2025-11-01 19:38:11


Intro to Cybersecurity

25 / 183 9418 / 19977


XOR

Time of First Successful Submission: 2025-11-16 08:39:17

XORing Hex

Time of First Successful Submission: 2025-11-16 08:51:05

XORing ASCII

Time of First Successful Submission: 2025-11-16 08:54:49

XORing ASCII Strings

Time of First Successful Submission: 2025-11-16 08:58:30

One-time Pad

Time of First Successful Submission: 2025-11-16 09:01:22

One-time Pad Tampering

Time of First Successful Submission: 2025-11-16 09:15:36

level1

Time of First Successful Submission: 2025-11-19 06:12:17

level2

Time of First Successful Submission: 2025-11-19 06:50:56

level3

Time of First Successful Submission: 2025-11-19 07:08:02

level4

Time of First Successful Submission: 2025-11-19 07:08:33

level5

Time of First Successful Submission: 2025-11-19 07:10:35

level6

Time of First Successful Submission: 2025-11-19 07:28:59

level7

Time of First Successful Submission: 2025-11-19 08:11:15

level8

Time of First Successful Submission: 2025-11-19 09:16:27

level9

Time of First Successful Submission: 2025-11-19 11:09:34

level10

Time of First Successful Submission: 2025-11-19 11:12:58

level11

Time of First Successful Submission: 2025-11-19 12:18:37

level12

Time of First Successful Submission: 2025-11-19 12:17:32

level13

Time of First Successful Submission: 2025-11-19 12:21:38

level14

Time of First Successful Submission: 2025-11-19 12:23:23

level15

Time of First Successful Submission: 2025-11-19 12:26:35

level16

Time of First Successful Submission: 2025-11-19 12:30:48

level17

Time of First Successful Submission: 2025-11-19 12:37:44

level18

Time of First Successful Submission: 2025-11-19 12:39:26

level19

Time of First Successful Submission: 2025-11-19 12:53:22


Start Here

12 / 12 131 / 43127


Using the Terminal

Time of First Successful Submission: 2025-10-31 19:54:10

Using the VSCode Workspace

Time of First Successful Submission: 2025-04-17 08:57:41

Using the GUI Desktop

Time of First Successful Submission: 2025-04-17 09:00:58

Pasting into the Desktop

Time of First Successful Submission: 2025-04-17 09:02:37

Restarting Challenges

Time of First Successful Submission: 2025-10-31 20:06:39

Challenge Programs

Time of First Successful Submission: 2025-10-31 20:20:04

The Flag File

Time of First Successful Submission: 2025-10-31 20:47:32

Using Privileged Mode

Time of First Successful Submission: 2025-10-31 21:01:47

Persistent Home Directories - One

Time of First Successful Submission: 2025-10-31 21:07:08

Persistent Home Directories - Two

Time of First Successful Submission: 2025-10-31 21:08:35


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2025-10-31 20:14:15

Intro to Arguments

Time of First Successful Submission: 2025-10-31 20:16:00

Command History

Time of First Successful Submission: 2025-10-31 21:11:16

The Root

Time of First Successful Submission: 2025-10-31 21:14:57

Program and absolute paths

Time of First Successful Submission: 2025-10-31 21:15:48

Position thy self

Time of First Successful Submission: 2025-10-31 21:17:13

Position elsewhere

Time of First Successful Submission: 2025-10-31 21:19:20

implicit relative paths, from /

Time of First Successful Submission: 2025-10-31 22:16:35

explicit relative paths, from /

Time of First Successful Submission: 2025-10-31 22:18:01

implicit relative path

Time of First Successful Submission: 2025-10-31 22:21:05

home sweet home

Time of First Successful Submission: 2025-10-31 22:27:17

cat: not the pet, but the command!

Time of First Successful Submission: 2025-10-31 22:28:32

catting absolute paths

Time of First Successful Submission: 2025-10-31 22:30:29

more catting practice

Time of First Successful Submission: 2025-10-31 22:31:09

grepping for a needle in a haystack

Time of First Successful Submission: 2025-10-31 22:33:15

comparing files

Time of First Successful Submission: 2025-10-31 22:33:58

listing files

Time of First Successful Submission: 2025-10-31 22:34:55

touching files

Time of First Successful Submission: 2025-11-01 11:03:57

removing files

Time of First Successful Submission: 2025-11-01 11:06:32

moving files

Time of First Successful Submission: 2025-11-01 11:15:05

copying files

Time of First Successful Submission: 2025-11-06 12:23:31

hidden files

Time of First Successful Submission: 2025-11-01 11:20:14

An Epic Filesystem Quest

Time of First Successful Submission: 2025-11-01 11:31:45

making directories

Time of First Successful Submission: 2025-11-01 11:32:29

finding files

Time of First Successful Submission: 2025-11-01 14:16:40

linking files

Time of First Successful Submission: 2025-11-01 14:29:15

Learning From Documentation

Time of First Successful Submission: 2025-11-01 14:33:07

Learning Complex Usage

Time of First Successful Submission: 2025-11-01 14:38:10

Reading Manuals

Time of First Successful Submission: 2025-11-01 15:56:47

Searching Manuals

Time of First Successful Submission: 2025-11-01 17:03:54

Searching For Manuals

Time of First Successful Submission: 2025-11-01 17:53:48

Helpful Programs

Time of First Successful Submission: 2025-11-01 18:01:31

Help for Builtins

Time of First Successful Submission: 2025-11-01 18:05:43

Matching with *

Time of First Successful Submission: 2025-11-01 18:10:26

Matching with ?

Time of First Successful Submission: 2025-11-01 18:23:10

Matching with []

Time of First Successful Submission: 2025-11-01 18:25:03

Matching paths with []

Time of First Successful Submission: 2025-11-01 18:32:10

Multiple globs

Time of First Successful Submission: 2025-11-01 18:33:25

Mixing globs

Time of First Successful Submission: 2025-11-01 18:44:12

Exclusionary globbing

Time of First Successful Submission: 2025-11-01 18:49:56

Tab completion

Time of First Successful Submission: 2025-11-01 18:50:53

Multiple options for tab completion

Time of First Successful Submission: 2025-11-01 19:06:30

Tab completion on commands

Time of First Successful Submission: 2025-11-01 19:11:45

Redirecting output

Time of First Successful Submission: 2025-11-01 19:28:43

Redirecting more output

Time of First Successful Submission: 2025-11-01 19:32:23

Appending output

Time of First Successful Submission: 2025-11-01 19:34:07

Redirecting errors

Time of First Successful Submission: 2025-11-01 19:36:48

Redirecting input

Time of First Successful Submission: 2025-11-01 19:38:11

Grepping stored results

Time of First Successful Submission: 2025-11-01 19:44:08

Grepping live output

Time of First Successful Submission: 2025-11-01 19:45:39

Grepping errors

Time of First Successful Submission: 2025-11-01 19:46:59

Filtering with grep -v

Time of First Successful Submission: 2025-11-01 19:50:24

Filtering with sed

Time of First Successful Submission: 2025-11-06 12:24:54

Duplicating piped data with tee

Time of First Successful Submission: 2025-11-01 20:02:58

Process substitution for input

Time of First Successful Submission: 2025-11-02 02:47:36

Writing to multiple programs

Time of First Successful Submission: 2025-11-02 03:11:42

Split-piping stderr and stdout

Time of First Successful Submission: 2025-11-02 03:31:42

Named pipes

Time of First Successful Submission: 2025-11-02 04:18:14

Printing Variables

Time of First Successful Submission: 2025-11-02 04:38:17

Setting Variables

Time of First Successful Submission: 2025-11-02 05:15:44

Multi-word Variables

Time of First Successful Submission: 2025-11-02 05:18:18

Exporting Variables

Time of First Successful Submission: 2025-11-02 05:53:33

Printing Exported Variables

Time of First Successful Submission: 2025-11-02 09:40:32

Storing Command Output

Time of First Successful Submission: 2025-11-03 01:11:32

Reading Input

Time of First Successful Submission: 2025-11-03 09:17:49

Reading Files

Time of First Successful Submission: 2025-11-03 09:44:23

Translating characters

Time of First Successful Submission: 2025-11-03 10:09:57

Deleting characters

Time of First Successful Submission: 2025-11-03 10:13:10

Deleting newlines

Time of First Successful Submission: 2025-11-03 13:41:31

Extracting the first lines with head

Time of First Successful Submission: 2025-11-03 13:42:34

Extracting specific sections of text

Time of First Successful Submission: 2025-11-03 13:46:15

Sorting data

Time of First Successful Submission: 2025-11-03 13:48:26

Listing Processes

Time of First Successful Submission: 2025-11-03 14:13:52

Killing Processes

Time of First Successful Submission: 2025-11-03 14:21:13

Interrupting Processes

Time of First Successful Submission: 2025-11-03 14:21:48

Killing Misbehaving Processes

Time of First Successful Submission: 2025-11-03 14:49:42

Suspending Processes

Time of First Successful Submission: 2025-11-03 14:51:01

Resuming Processes

Time of First Successful Submission: 2025-11-03 14:53:05

Backgrounding Processes

Time of First Successful Submission: 2025-11-03 14:55:42

Foregrounding Processes

Time of First Successful Submission: 2025-11-03 14:56:30

Starting Backgrounded Processes

Time of First Successful Submission: 2025-11-03 15:02:51

Process Exit Codes

Time of First Successful Submission: 2025-11-03 15:03:58

Becoming root with su

Time of First Successful Submission: 2025-11-03 15:09:53

Other users with su

Time of First Successful Submission: 2025-11-03 15:10:55

Cracking passwords

Time of First Successful Submission: 2025-11-03 15:28:44

Using sudo

Time of First Successful Submission: 2025-11-03 15:30:23

Changing File Ownership

Time of First Successful Submission: 2025-11-04 07:49:03

Groups and Files

Time of First Successful Submission: 2025-11-04 08:42:40

Fun With Groups Names

Time of First Successful Submission: 2025-11-04 14:39:46

Changing Permissions

Time of First Successful Submission: 2025-11-04 14:43:52

Executable Files

Time of First Successful Submission: 2025-11-04 14:45:09

Permission Tweaking Practice

Time of First Successful Submission: 2025-11-04 14:56:18

Permissions Setting Practice

Time of First Successful Submission: 2025-11-04 15:00:38

The SUID Bit

Time of First Successful Submission: 2025-11-04 15:07:24

Chaining with Semicolons

Time of First Successful Submission: 2025-11-04 15:09:10

Building on Success

Time of First Successful Submission: 2025-11-04 17:35:00

Handling Failure

Time of First Successful Submission: 2025-11-04 17:36:36

Your First Shell Script

Time of First Successful Submission: 2025-11-04 17:41:43

Redirecting Script Output

Time of First Successful Submission: 2025-11-04 17:50:28

Executable Shell Scripts

Time of First Successful Submission: 2025-11-04 17:51:50

Understanding Shebangs

Time of First Successful Submission: 2025-11-04 17:57:00

Scripting with Arguments

Time of First Successful Submission: 2025-11-04 18:11:14

Scripting with Conditionals

Time of First Successful Submission: 2025-11-04 18:13:35

Scripting with Default Cases

Time of First Successful Submission: 2025-11-04 18:22:19

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-11-04 18:27:53

Reading Shell Scripts

Time of First Successful Submission: 2025-11-04 18:29:03

Launching Screen

Time of First Successful Submission: 2025-11-04 18:32:25

Detaching and Attaching

Time of First Successful Submission: 2025-11-04 18:40:56

Finding Sessions

Time of First Successful Submission: 2025-11-04 18:42:56

Switching Windows

Time of First Successful Submission: 2025-11-04 18:44:55

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-11-04 18:50:21

Switching Windows (tmux)

Time of First Successful Submission: 2025-11-04 19:02:30

The PATH Variable

Time of First Successful Submission: 2025-11-04 19:06:36

Setting PATH

Time of First Successful Submission: 2025-11-04 19:10:38

Finding Commands

Time of First Successful Submission: 2025-11-04 19:43:36

Adding Commands

Time of First Successful Submission: 2025-11-04 20:56:30

Hijacking Commands

Time of First Successful Submission: 2025-11-04 21:07:59

Bashrc Backdoor

Time of First Successful Submission: 2025-11-04 22:05:25

Sniffing Input

Time of First Successful Submission: 2025-11-04 22:43:28

Overshared Directories

Time of First Successful Submission: 2025-11-05 13:51:48

Tricky Linking

Time of First Successful Submission: 2025-11-05 14:34:34

Sniffing Process Arguments

Time of First Successful Submission: 2025-11-05 15:05:57

Snooping on Configurations

Time of First Successful Submission: 2025-11-05 15:16:30

The Fork Bomb

Time of First Successful Submission: 2025-11-05 15:55:16

Disk-Space Doomsday

Time of First Successful Submission: 2025-11-05 16:04:09

rm -rf /

Time of First Successful Submission: 2025-11-05 16:08:41

Life after rm -rf /

Time of First Successful Submission: 2025-11-05 16:16:50

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-11-05 16:21:58


Computing 101

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Your First Register

Time of First Successful Submission: 2025-11-05 16:26:07

Your First Syscall

Time of First Successful Submission: 2025-11-05 16:40:28

Exit Codes

Time of First Successful Submission: 2025-11-05 16:41:28

Building Executables

Time of First Successful Submission: 2025-11-05 16:44:43

Moving Between Registers

Time of First Successful Submission: 2025-11-05 16:47:41

Loading From Memory

Time of First Successful Submission: 2025-11-06 00:49:25

More Loading Practice

Time of First Successful Submission: 2025-11-06 00:51:12

Dereferencing Pointers

Time of First Successful Submission: 2025-11-06 00:59:52

Dereferencing Yourself

Time of First Successful Submission: 2025-11-06 01:06:30

Dereferencing with Offsets

Time of First Successful Submission: 2025-11-06 01:26:05

Stored Addresses

Time of First Successful Submission: 2025-11-06 01:28:09

Double Dereference

Time of First Successful Submission: 2025-11-06 01:29:19

Tracing Syscalls

Time of First Successful Submission: 2025-11-05 23:48:56

Starting GDB

Time of First Successful Submission: 2025-11-05 23:56:07

Starting Programs in GDB

Time of First Successful Submission: 2025-11-06 00:05:25

Writing Output

Time of First Successful Submission: 2025-11-06 02:06:50

Chaining Syscalls

Time of First Successful Submission: 2025-11-06 02:08:08

Writing Strings

Time of First Successful Submission: 2025-11-06 02:08:36

Reading Data

Time of First Successful Submission: 2025-11-06 02:10:25

set-register

Time of First Successful Submission: 2025-11-06 02:29:49

set-multiple-registers

Time of First Successful Submission: 2025-11-06 02:39:09

add-to-register

Time of First Successful Submission: 2025-11-06 02:40:09

linear-equation-registers

Time of First Successful Submission: 2025-11-06 02:44:53

integer-division

Time of First Successful Submission: 2025-11-06 02:49:34

modulo-operation

Time of First Successful Submission: 2025-11-06 02:50:53

set-upper-byte

Time of First Successful Submission: 2025-11-06 02:52:00

efficient-modulo

Time of First Successful Submission: 2025-11-06 02:57:55

byte-extraction

Time of First Successful Submission: 2025-11-06 03:13:38

bitwise-and

Time of First Successful Submission: 2025-11-06 03:15:11

check-even

Time of First Successful Submission: 2025-11-06 03:20:00

memory-read

Time of First Successful Submission: 2025-11-06 03:22:51

memory-write

Time of First Successful Submission: 2025-11-06 03:25:39

memory-increment

Time of First Successful Submission: 2025-11-06 03:28:08

byte-access

Time of First Successful Submission: 2025-11-06 03:29:07

memory-size-access

Time of First Successful Submission: 2025-11-06 03:32:20

little-endian-write

Time of First Successful Submission: 2025-11-06 03:43:54

memory-sum

Time of First Successful Submission: 2025-11-06 03:53:46

stack-subtraction

Time of First Successful Submission: 2025-11-06 04:08:02

swap-stack-values

Time of First Successful Submission: 2025-11-06 04:20:19

average-stack-values

Time of First Successful Submission: 2025-11-06 04:24:14

absolute-jump

Time of First Successful Submission: 2025-11-06 04:40:22

relative-jump

Time of First Successful Submission: 2025-11-06 05:33:47

jump-trampoline

Time of First Successful Submission: 2025-11-06 05:41:05

conditional-jump

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

indirect-jump

Time of First Successful Submission: 2025-11-06 07:01:18

average-loop

Time of First Successful Submission: 2025-11-06 11:04:21

count-non-zero

Time of First Successful Submission: 2025-11-06 11:20:47

string-lower

Time of First Successful Submission: 2025-11-06 12:20:11

most-common-byte

Time of First Successful Submission: 2025-11-06 12:21:59

Exit

Time of First Successful Submission: 2025-11-09 07:05:42

Socket

Time of First Successful Submission: 2025-11-09 07:12:22

Bind

Time of First Successful Submission: 2025-11-09 07:47:17

Listen

Time of First Successful Submission: 2025-11-09 08:06:51

Accept

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

Static Response

Time of First Successful Submission: 2025-11-09 09:22:38

Dynamic Response

Time of First Successful Submission: 2025-11-09 09:38:52

Iterative GET Server

Time of First Successful Submission: 2025-11-09 09:40:20

Concurrent GET Server

Time of First Successful Submission: 2025-11-09 09:42:27

Concurrent POST Server

Time of First Successful Submission: 2025-11-10 14:48:56

Web Server

Time of First Successful Submission: 2025-11-10 14:48:22

Debugging Programs

Time of First Successful Submission: 2025-11-06 12:26:34

Inspecting Registers

Time of First Successful Submission: 2025-11-06 12:29:05

Examining Memory

Time of First Successful Submission: 2025-11-06 12:33:34

Setting Breakpoints

Time of First Successful Submission: 2025-11-09 04:35:08

GDB Scripting

Time of First Successful Submission: 2025-11-09 05:39:38

Modifying Data

Time of First Successful Submission: 2025-11-09 06:40:05

Modifying Execution

Time of First Successful Submission: 2025-11-09 06:46:54

Broken Functions

Time of First Successful Submission: 2025-11-09 07:00:29


Playing With Programs

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What's the password?

Time of First Successful Submission: 2025-11-06 21:20:56

... and again!

Time of First Successful Submission: 2025-11-09 09:48:59

Newline Troubles

Time of First Successful Submission: 2025-11-09 09:56:17

Reasoning about files

Time of First Successful Submission: 2025-11-09 10:01:07

Specifying Filenames

Time of First Successful Submission: 2025-11-09 10:02:10

Binary and Hex Encoding

Time of First Successful Submission: 2025-11-09 10:06:54

More Hex

Time of First Successful Submission: 2025-11-09 10:11:30

Decoding Hex

Time of First Successful Submission: 2025-11-09 10:18:02

Decoding Practice

Time of First Successful Submission: 2025-11-09 10:27:45

Encoding Practice

Time of First Successful Submission: 2025-11-09 10:54:47

Hex-encoding ASCII

Time of First Successful Submission: 2025-11-09 11:17:16

Nested Encoding

Time of First Successful Submission: 2025-11-09 12:07:49

Hex-encoding UTF-8

Time of First Successful Submission: 2025-11-09 12:18:31

UTF Mixups

Time of First Successful Submission: 2025-11-09 14:32:19

Modifying Encoded Data

Time of First Successful Submission: 2025-11-09 14:37:55

Decoding Base64

Time of First Successful Submission: 2025-11-09 14:42:11

Encoding Base64

Time of First Successful Submission: 2025-11-09 14:46:06

Dealing with Obfuscation

Time of First Successful Submission: 2025-11-09 14:57:45

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-11-09 15:04:30

Your First HTTP Request

Time of First Successful Submission: 2025-11-09 15:08:55

Reading Flask

Time of First Successful Submission: 2025-11-13 22:08:28

Commented Data

Time of First Successful Submission: 2025-11-13 22:09:23

HTTP Metadata

Time of First Successful Submission: 2025-11-13 22:18:35

HTTP (netcat)

Time of First Successful Submission: 2025-11-13 22:49:17

HTTP Paths (netcat)

Time of First Successful Submission: 2025-11-13 22:52:44

HTTP (curl)

Time of First Successful Submission: 2025-11-13 22:55:33

HTTP (python)

Time of First Successful Submission: 2025-11-13 22:57:34

HTTP Host Header (python)

Time of First Successful Submission: 2025-11-14 23:08:10

HTTP Host Header (curl)

Time of First Successful Submission: 2025-11-14 23:09:58

HTTP Host Header (netcat)

Time of First Successful Submission: 2025-11-14 23:12:49

URL Encoding (netcat)

Time of First Successful Submission: 2025-11-14 23:20:20

HTTP GET Parameters

Time of First Successful Submission: 2025-11-14 23:25:14

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2025-11-14 23:29:07

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2025-11-14 23:52:43

HTTP Forms

Time of First Successful Submission: 2025-11-14 23:58:49

HTTP Forms (curl)

Time of First Successful Submission: 2025-11-14 23:59:34

cat

Time of First Successful Submission: 2025-11-10 14:51:35

more

Time of First Successful Submission: 2025-11-10 14:51:55

less

Time of First Successful Submission: 2025-11-10 14:53:45

tail

Time of First Successful Submission: 2025-11-10 14:55:16

head

Time of First Successful Submission: 2025-11-10 14:55:38

sort

Time of First Successful Submission: 2025-11-10 14:56:17

vim

Time of First Successful Submission: 2025-11-10 14:56:39

emacs

Time of First Successful Submission: 2025-11-10 14:57:02

nano

Time of First Successful Submission: 2025-11-10 14:58:40

rev

Time of First Successful Submission: 2025-11-10 14:59:22

od

Time of First Successful Submission: 2025-11-10 15:04:35

hd

Time of First Successful Submission: 2025-11-10 15:06:33

xxd

Time of First Successful Submission: 2025-11-10 15:08:56

base32

Time of First Successful Submission: 2025-11-10 15:09:59

base64

Time of First Successful Submission: 2025-11-10 15:10:24

split

Time of First Successful Submission: 2025-11-10 16:54:28

gzip

Time of First Successful Submission: 2025-11-10 16:58:19

bzip2

Time of First Successful Submission: 2025-11-10 17:00:03

zip

Time of First Successful Submission: 2025-11-10 17:14:44

tar

Time of First Successful Submission: 2025-11-10 17:20:29

ar

Time of First Successful Submission: 2025-11-11 05:09:35

cpio

Time of First Successful Submission: 2025-11-11 05:16:12

genisoimage

Time of First Successful Submission: 2025-11-11 05:38:27

env

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

find

Time of First Successful Submission: 2025-11-11 06:14:53

make

Time of First Successful Submission: 2025-11-11 06:25:00

nice

Time of First Successful Submission: 2025-11-11 06:29:30

timeout

Time of First Successful Submission: 2025-11-11 07:05:46

stdbuf

Time of First Successful Submission: 2025-11-11 07:09:42

setarch

Time of First Successful Submission: 2025-11-11 07:12:04

watch

Time of First Successful Submission: 2025-11-11 07:52:50

socat

Time of First Successful Submission: 2025-11-11 08:58:14

whiptail

Time of First Successful Submission: 2025-11-11 08:59:17

awk

Time of First Successful Submission: 2025-11-11 09:51:46

sed

Time of First Successful Submission: 2025-11-12 17:03:55

ed

Time of First Successful Submission: 2025-11-12 17:06:20

chown

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

chmod

Time of First Successful Submission: 2025-11-10 15:12:25

cp

Time of First Successful Submission: 2025-11-12 14:37:32

mv

Time of First Successful Submission: 2025-11-12 17:02:15

perl

Time of First Successful Submission: 2025-11-12 17:22:01

python

Time of First Successful Submission: 2025-11-12 17:10:38

ruby

Time of First Successful Submission: 2025-11-12 17:24:28

bash

Time of First Successful Submission: 2025-11-12 17:09:05

date

Time of First Successful Submission: 2025-11-12 17:25:04

dmesg

Time of First Successful Submission: 2025-11-12 17:20:26

wc

Time of First Successful Submission: 2025-11-12 17:26:54

gcc

Time of First Successful Submission: 2025-11-12 17:17:01

as

Time of First Successful Submission: 2025-11-12 17:15:02

wget

Time of First Successful Submission: 2025-11-12 17:14:41

ssh-keygen

Time of First Successful Submission: 2025-11-12 18:09:20

SQL Queries

Time of First Successful Submission: 2025-11-10 15:42:18

Filtering SQL

Time of First Successful Submission: 2025-11-10 15:45:33

Choosing Columns

Time of First Successful Submission: 2025-11-10 15:58:18

Exclusionary Filtering

Time of First Successful Submission: 2025-11-10 16:06:47

Filtering Strings

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

Filtering on Expressions

Time of First Successful Submission: 2025-11-10 16:17:46

SELECTing Expressions

Time of First Successful Submission: 2025-11-10 16:39:50

Composite Conditions

Time of First Successful Submission: 2025-11-10 16:42:28

Reaching Your LIMITs

Time of First Successful Submission: 2025-11-10 16:48:33

Querying Metadata

Time of First Successful Submission: 2025-11-10 16:52:17


GCA CTF

12 / 104 436 / 43404


Using the Terminal

Time of First Successful Submission: 2025-10-31 19:54:10

Using the VSCode Workspace

Time of First Successful Submission: 2025-04-17 08:57:41

Using the GUI Desktop

Time of First Successful Submission: 2025-04-17 09:00:58

Pasting into the Desktop

Time of First Successful Submission: 2025-04-17 09:02:37

Connecting over SSH

Time of First Successful Submission: 2025-11-20 04:27:13

Restarting Challenges

Time of First Successful Submission: 2025-10-31 20:06:39

Getting Help

Time of First Successful Submission: 2025-10-31 20:11:10

Challenge Programs

Time of First Successful Submission: 2025-10-31 20:20:04

The Flag File

Time of First Successful Submission: 2025-10-31 20:47:32

Using Privileged Mode

Time of First Successful Submission: 2025-10-31 21:01:47

Persistent Home Directories - One

Time of First Successful Submission: 2025-10-31 21:07:08

Persistent Home Directories - Two

Time of First Successful Submission: 2025-10-31 21:08:35