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Intro to Programming Languages

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Commands

Time of First Successful Submission: 2025-04-24 17:18:15

Command Arguments

Time of First Successful Submission: 2025-04-24 17:19:10

Command History

Time of First Successful Submission: 2026-01-13 20:02:08

The Root Path

Time of First Successful Submission: 2025-04-24 17:20:39

Absolute Paths

Time of First Successful Submission: 2025-04-24 17:21:07

Changing position

Time of First Successful Submission: 2025-04-24 17:22:17

Changing to an Absolute Path

Time of First Successful Submission: 2025-04-24 17:26:00

Relative Paths

Time of First Successful Submission: 2025-04-24 17:31:36

Cat

Time of First Successful Submission: 2025-04-24 18:10:54

Ls

Time of First Successful Submission: 2025-04-24 19:31:16

Ls All

Time of First Successful Submission: 2025-04-24 19:39:02

Find

Time of First Successful Submission: 2025-04-24 20:02:00

Piping Echo

Time of First Successful Submission: 2025-04-27 15:27:23

Piping Stdout

Time of First Successful Submission: 2025-04-27 15:30:39

Piping Stdin

Time of First Successful Submission: 2025-04-27 15:39:15

Intro to Cybersecurity

19 / 183 9837 / 18185

Path Traversal 1

Time of First Successful Submission: 2026-01-30 16:05:40

Path Traversal 2

Time of First Successful Submission: 2026-01-30 16:50:34

CMDi 1

Time of First Successful Submission: 2026-01-30 17:03:22

CMDi 2

Time of First Successful Submission: 2026-01-30 17:09:55

CMDi 3

Time of First Successful Submission: 2026-01-30 18:33:44

CMDi 4

Time of First Successful Submission: 2026-01-30 18:43:00

CMDi 5

Time of First Successful Submission: 2026-01-30 19:50:40

CMDi 6

Time of First Successful Submission: 2026-01-30 20:25:23

Authentication Bypass 1

Time of First Successful Submission: 2026-01-30 20:34:17

Authentication Bypass 2

Time of First Successful Submission: 2026-01-30 20:39:43

SQLi 1

Time of First Successful Submission: 2026-01-30 20:44:47

SQLi 2

Time of First Successful Submission: 2026-01-30 20:46:34

SQLi 3

Time of First Successful Submission: 2026-01-30 20:58:51

SQLi 4

Time of First Successful Submission: 2026-01-30 21:01:01

SQLi 5

Time of First Successful Submission: 2026-01-30 22:08:08

XSS 1

Time of First Successful Submission: 2026-01-31 17:38:42

XSS 2

Time of First Successful Submission: 2026-01-31 17:40:38

XSS 3

Time of First Successful Submission: 2026-01-31 17:44:25

XSS 4

Time of First Successful Submission: 2026-01-31 17:47:48

Start Here

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Using the Terminal

Time of First Successful Submission: 2025-12-26 17:40:52

Using the VSCode Workspace

Time of First Successful Submission: 2025-04-24 15:57:36

Using the GUI Desktop

Time of First Successful Submission: 2025-04-24 16:00:16

Pasting into the Desktop

Time of First Successful Submission: 2025-04-24 16:09:55

Restarting Challenges

Time of First Successful Submission: 2025-04-24 16:11:53

Challenge Programs

Time of First Successful Submission: 2025-04-24 16:20:37

The Flag File

Time of First Successful Submission: 2025-04-24 16:22:35

Using Privileged Mode

Time of First Successful Submission: 2025-04-24 16:29:49

Persistent Home Directories - One

Time of First Successful Submission: 2025-04-24 16:53:26

Persistent Home Directories - Two

Time of First Successful Submission: 2025-04-24 16:54:47

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2025-04-24 17:18:15

Intro to Arguments

Time of First Successful Submission: 2025-04-24 17:19:10

Command History

Time of First Successful Submission: 2026-01-13 20:02:08

The Root

Time of First Successful Submission: 2025-04-24 17:20:39

Program and absolute paths

Time of First Successful Submission: 2025-04-24 17:21:07

Position thy self

Time of First Successful Submission: 2025-04-24 17:22:17

Position elsewhere

Time of First Successful Submission: 2025-04-24 17:26:00

implicit relative paths, from /

Time of First Successful Submission: 2025-04-24 17:31:36

explicit relative paths, from /

Time of First Successful Submission: 2025-04-24 17:34:48

implicit relative path

Time of First Successful Submission: 2025-04-24 17:36:02

home sweet home

Time of First Successful Submission: 2025-04-24 17:40:57

cat: not the pet, but the command!

Time of First Successful Submission: 2025-04-24 18:10:54

catting absolute paths

Time of First Successful Submission: 2025-04-24 18:11:34

more catting practice

Time of First Successful Submission: 2025-04-24 18:12:22

grepping for a needle in a haystack

Time of First Successful Submission: 2025-04-24 19:29:58

comparing files

Time of First Successful Submission: 2026-01-13 20:08:03

listing files

Time of First Successful Submission: 2025-04-24 19:31:16

touching files

Time of First Successful Submission: 2025-04-24 19:33:37

removing files

Time of First Successful Submission: 2025-04-24 19:34:36

moving files

Time of First Successful Submission: 2026-01-13 20:05:25

copying files

Time of First Successful Submission: 2026-01-13 20:07:19

hidden files

Time of First Successful Submission: 2025-04-24 19:39:02

An Epic Filesystem Quest

Time of First Successful Submission: 2025-04-24 19:56:21

making directories

Time of First Successful Submission: 2025-04-24 19:58:53

finding files

Time of First Successful Submission: 2025-04-24 20:02:00

linking files

Time of First Successful Submission: 2025-04-24 20:24:24

Learning From Documentation

Time of First Successful Submission: 2025-04-24 20:27:12

Learning Complex Usage

Time of First Successful Submission: 2025-04-24 20:35:13

Reading Manuals

Time of First Successful Submission: 2025-04-24 20:38:14

Searching Manuals

Time of First Successful Submission: 2025-04-24 20:40:59

Searching For Manuals

Time of First Successful Submission: 2025-04-24 20:53:18

Helpful Programs

Time of First Successful Submission: 2025-04-26 20:11:53

Help for Builtins

Time of First Successful Submission: 2025-04-26 20:18:05

Matching with *

Time of First Successful Submission: 2025-04-26 20:20:46

Matching with ?

Time of First Successful Submission: 2025-04-26 20:23:47

Matching with []

Time of First Successful Submission: 2025-04-26 20:29:17

Matching paths with []

Time of First Successful Submission: 2025-04-26 20:31:40

Multiple globs

Time of First Successful Submission: 2026-01-16 19:32:28

Mixing globs

Time of First Successful Submission: 2025-04-27 15:22:14

Exclusionary globbing

Time of First Successful Submission: 2025-04-27 15:25:03

Tab completion

Time of First Successful Submission: 2026-01-16 19:35:27

Multiple options for tab completion

Time of First Successful Submission: 2026-01-16 19:39:17

Tab completion on commands

Time of First Successful Submission: 2026-01-16 19:39:43

Redirecting output

Time of First Successful Submission: 2025-04-27 15:27:23

Redirecting more output

Time of First Successful Submission: 2025-04-27 15:30:39

Appending output

Time of First Successful Submission: 2025-04-27 15:32:25

Redirecting errors

Time of First Successful Submission: 2025-04-27 15:35:12

Redirecting input

Time of First Successful Submission: 2025-04-27 15:39:15

Grepping stored results

Time of First Successful Submission: 2025-04-27 15:43:20

Grepping live output

Time of First Successful Submission: 2025-04-27 15:52:32

Grepping errors

Time of First Successful Submission: 2025-04-27 15:56:29

Filtering with grep -v

Time of First Successful Submission: 2026-01-16 21:20:36

Filtering with sed

Time of First Successful Submission: 2026-01-13 20:13:59

Duplicating piped data with tee

Time of First Successful Submission: 2025-04-27 20:41:30

Process substitution for input

Time of First Successful Submission: 2026-01-13 20:16:42

Writing to multiple programs

Time of First Successful Submission: 2025-04-28 19:42:26

Split-piping stderr and stdout

Time of First Successful Submission: 2025-04-28 20:25:29

Named pipes

Time of First Successful Submission: 2026-01-13 20:30:06

Printing Variables

Time of First Successful Submission: 2025-04-28 20:26:32

Setting Variables

Time of First Successful Submission: 2025-04-28 20:27:43

Multi-word Variables

Time of First Successful Submission: 2025-04-28 20:28:23

Exporting Variables

Time of First Successful Submission: 2025-04-28 20:31:32

Printing Exported Variables

Time of First Successful Submission: 2025-04-28 20:31:57

Storing Command Output

Time of First Successful Submission: 2025-04-28 20:34:05

Reading Input

Time of First Successful Submission: 2025-04-28 20:37:39

Reading Files

Time of First Successful Submission: 2025-04-28 20:39:05

Translating characters

Time of First Successful Submission: 2026-01-16 19:44:08

Deleting characters

Time of First Successful Submission: 2026-01-16 19:45:06

Deleting newlines

Time of First Successful Submission: 2026-01-16 21:13:51

Extracting the first lines with head

Time of First Successful Submission: 2026-01-16 21:14:42

Extracting specific sections of text

Time of First Successful Submission: 2026-01-16 21:18:43

Sorting data

Time of First Successful Submission: 2026-01-16 21:19:33

Listing Processes

Time of First Successful Submission: 2025-04-29 12:20:32

Killing Processes

Time of First Successful Submission: 2025-04-29 12:24:24

Interrupting Processes

Time of First Successful Submission: 2025-04-29 12:25:40

Killing Misbehaving Processes

Time of First Successful Submission: 2026-01-16 21:26:47

Suspending Processes

Time of First Successful Submission: 2025-04-29 12:27:01

Resuming Processes

Time of First Successful Submission: 2025-04-29 12:31:13

Backgrounding Processes

Time of First Successful Submission: 2025-04-29 12:37:07

Foregrounding Processes

Time of First Successful Submission: 2025-04-29 12:38:18

Starting Backgrounded Processes

Time of First Successful Submission: 2025-04-29 12:39:21

Process Exit Codes

Time of First Successful Submission: 2025-04-29 12:41:24

Becoming root with su

Time of First Successful Submission: 2025-04-29 16:19:45

Other users with su

Time of First Successful Submission: 2025-04-29 16:21:13

Cracking passwords

Time of First Successful Submission: 2025-04-29 16:39:32

Using sudo

Time of First Successful Submission: 2025-04-29 16:41:40

Changing File Ownership

Time of First Successful Submission: 2025-04-29 12:48:54

Groups and Files

Time of First Successful Submission: 2025-04-29 13:55:41

Fun With Groups Names

Time of First Successful Submission: 2025-04-29 14:08:42

Changing Permissions

Time of First Successful Submission: 2025-04-29 14:23:14

Executable Files

Time of First Successful Submission: 2025-04-29 14:24:49

Permission Tweaking Practice

Time of First Successful Submission: 2025-04-29 14:30:59

Permissions Setting Practice

Time of First Successful Submission: 2025-04-29 14:43:02

The SUID Bit

Time of First Successful Submission: 2025-04-29 14:51:01

Chaining with Semicolons

Time of First Successful Submission: 2025-04-29 19:08:05

Building on Success

Time of First Successful Submission: 2026-01-16 21:27:51

Handling Failure

Time of First Successful Submission: 2026-01-16 21:28:30

Your First Shell Script

Time of First Successful Submission: 2025-04-29 19:13:00

Redirecting Script Output

Time of First Successful Submission: 2025-04-29 19:38:38

Executable Shell Scripts

Time of First Successful Submission: 2025-04-29 19:48:47

Understanding Shebangs

Time of First Successful Submission: 2026-01-16 21:52:06

Scripting with Arguments

Time of First Successful Submission: 2026-01-16 21:53:33

Scripting with Conditionals

Time of First Successful Submission: 2026-01-16 21:54:53

Scripting with Default Cases

Time of First Successful Submission: 2026-01-16 21:55:39

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-01-16 21:59:18

Reading Shell Scripts

Time of First Successful Submission: 2026-01-16 22:00:39

Launching Screen

Time of First Successful Submission: 2026-01-16 22:03:42

Detaching and Attaching

Time of First Successful Submission: 2026-01-16 22:05:57

Finding Sessions

Time of First Successful Submission: 2026-01-16 22:09:02

Switching Windows

Time of First Successful Submission: 2026-01-16 22:14:47

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-01-16 22:16:16

Switching Windows (tmux)

Time of First Successful Submission: 2026-01-16 22:17:27

The PATH Variable

Time of First Successful Submission: 2025-04-29 19:51:01

Setting PATH

Time of First Successful Submission: 2025-04-29 19:54:02

Finding Commands

Time of First Successful Submission: 2026-01-16 22:02:29

Adding Commands

Time of First Successful Submission: 2025-04-30 12:11:46

Hijacking Commands

Time of First Successful Submission: 2025-04-30 12:38:14

Bashrc Backdoor

Time of First Successful Submission: 2026-01-17 09:13:46

Sniffing Input

Time of First Successful Submission: 2026-01-17 09:28:26

Overshared Directories

Time of First Successful Submission: 2026-01-17 09:34:53

Tricky Linking

Time of First Successful Submission: 2026-01-17 09:42:46

Sniffing Process Arguments

Time of First Successful Submission: 2026-01-17 09:50:16

Snooping on Configurations

Time of First Successful Submission: 2026-01-17 09:52:43

The Fork Bomb

Time of First Successful Submission: 2026-01-17 11:00:50

Disk-Space Doomsday

Time of First Successful Submission: 2026-01-17 12:30:26

rm -rf /

Time of First Successful Submission: 2026-01-17 12:34:48

Life after rm -rf /

Time of First Successful Submission: 2026-01-17 12:39:54

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-01-17 12:45:04

Computing 101

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Your First Register

Time of First Successful Submission: 2025-05-04 20:28:18

Your First Syscall

Time of First Successful Submission: 2025-05-04 20:32:48

Exit Codes

Time of First Successful Submission: 2025-05-04 20:34:49

Building Executables

Time of First Successful Submission: 2025-05-04 20:41:21

Moving Between Registers

Time of First Successful Submission: 2025-05-04 20:45:30

Tracing Syscalls

Time of First Successful Submission: 2025-05-04 21:03:31

Starting GDB

Time of First Successful Submission: 2025-05-04 21:06:45

Starting Programs in GDB

Time of First Successful Submission: 2025-05-04 21:07:32

Loading From Memory

Time of First Successful Submission: 2025-05-06 18:19:39

More Loading Practice

Time of First Successful Submission: 2025-05-06 18:20:37

Dereferencing Pointers

Time of First Successful Submission: 2025-05-06 18:22:30

Dereferencing Yourself

Time of First Successful Submission: 2025-05-06 19:05:53

Dereferencing with Offsets

Time of First Successful Submission: 2025-05-06 19:07:14

Stored Addresses

Time of First Successful Submission: 2025-05-06 19:09:07

Double Dereference

Time of First Successful Submission: 2025-05-06 19:12:20

Triple Dereference

Time of First Successful Submission: 2025-05-06 19:14:00

Writing Output

Time of First Successful Submission: 2025-05-06 20:29:17

Chaining Syscalls

Time of First Successful Submission: 2025-05-06 20:30:45

Writing Strings

Time of First Successful Submission: 2025-05-06 20:31:42

Reading Data

Time of First Successful Submission: 2025-05-06 20:36:29

set-register

Time of First Successful Submission: 2025-05-10 11:13:59

set-multiple-registers

Time of First Successful Submission: 2025-05-10 11:28:14

add-to-register

Time of First Successful Submission: 2025-05-10 11:30:47

linear-equation-registers

Time of First Successful Submission: 2025-05-10 11:38:59

integer-division

Time of First Successful Submission: 2025-05-10 12:00:30

modulo-operation

Time of First Successful Submission: 2025-05-10 13:15:28

set-upper-byte

Time of First Successful Submission: 2025-05-10 20:29:33

efficient-modulo

Time of First Successful Submission: 2025-05-11 16:32:09

byte-extraction

Time of First Successful Submission: 2025-05-12 19:10:34

bitwise-and

Time of First Successful Submission: 2025-05-12 19:42:34

check-even

Time of First Successful Submission: 2025-05-12 20:14:33

memory-read

Time of First Successful Submission: 2025-05-12 20:16:26

memory-write

Time of First Successful Submission: 2025-05-12 20:19:30

memory-increment

Time of First Successful Submission: 2025-05-13 18:42:43

byte-access

Time of First Successful Submission: 2025-05-13 18:49:08

memory-size-access

Time of First Successful Submission: 2025-05-13 18:50:59

little-endian-write

Time of First Successful Submission: 2025-05-13 18:59:50

memory-sum

Time of First Successful Submission: 2025-05-15 15:00:48

stack-subtraction

Time of First Successful Submission: 2025-05-15 15:11:50

swap-stack-values

Time of First Successful Submission: 2025-05-15 15:13:56

average-stack-values

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

absolute-jump

Time of First Successful Submission: 2026-01-17 14:50:12

relative-jump

Time of First Successful Submission: 2026-01-17 14:58:14

jump-trampoline

Time of First Successful Submission: 2026-01-17 15:02:38

conditional-jump

Time of First Successful Submission: 2026-01-17 15:16:58

indirect-jump

Time of First Successful Submission: 2026-01-17 18:04:35

average-loop

Time of First Successful Submission: 2026-01-17 18:08:18

count-non-zero

Time of First Successful Submission: 2026-01-17 18:20:54

string-lower

Time of First Successful Submission: 2026-01-17 18:58:32

most-common-byte

Time of First Successful Submission: 2026-01-17 20:43:26

Debugging Programs

Time of First Successful Submission: 2026-01-17 21:29:46

Inspecting Registers

Time of First Successful Submission: 2026-01-17 21:33:02

Examining Memory

Time of First Successful Submission: 2026-01-18 20:42:44

Setting Breakpoints

Time of First Successful Submission: 2026-01-18 21:02:40

GDB Scripting

Time of First Successful Submission: 2026-01-19 17:57:32

Modifying Data

Time of First Successful Submission: 2026-01-19 18:56:48

Modifying Execution

Time of First Successful Submission: 2026-01-19 18:59:18

Broken Functions

Time of First Successful Submission: 2026-01-19 19:28:24

Exit

Time of First Successful Submission: 2026-01-21 15:39:39

Socket

Time of First Successful Submission: 2026-01-21 15:58:51

Bind

Time of First Successful Submission: 2026-01-21 16:35:46

Listen

Time of First Successful Submission: 2026-01-21 16:52:18

Accept

Time of First Successful Submission: 2026-01-21 17:08:09

Static Response

Time of First Successful Submission: 2026-01-21 17:47:52

Dynamic Response

Time of First Successful Submission: 2026-01-21 19:09:06

Iterative GET Server

Time of First Successful Submission: 2026-01-21 19:38:01

Concurrent GET Server

Time of First Successful Submission: 2026-01-22 13:23:31

Concurrent POST Server

Time of First Successful Submission: 2026-01-22 15:09:17

Web Server

Time of First Successful Submission: 2026-01-22 15:11:18

Playing With Programs

116 / 116 714 / 22534

What's the password?

Time of First Successful Submission: 2026-01-23 17:12:57

... and again!

Time of First Successful Submission: 2026-01-24 12:17:34

Newline Troubles

Time of First Successful Submission: 2026-01-24 12:24:35

Reasoning about files

Time of First Successful Submission: 2026-01-24 12:32:03

Specifying Filenames

Time of First Successful Submission: 2026-01-24 12:33:29

Binary and Hex Encoding

Time of First Successful Submission: 2026-01-24 12:49:57

More Hex

Time of First Successful Submission: 2026-01-24 12:53:33

Decoding Hex

Time of First Successful Submission: 2026-01-24 13:04:15

Decoding Practice

Time of First Successful Submission: 2026-01-24 13:14:01

Encoding Practice

Time of First Successful Submission: 2026-01-24 13:37:55

Hex-encoding ASCII

Time of First Successful Submission: 2026-01-24 17:00:14

Nested Encoding

Time of First Successful Submission: 2026-01-24 17:08:27

Hex-encoding UTF-8

Time of First Successful Submission: 2026-01-24 17:11:44

UTF Mixups

Time of First Successful Submission: 2026-01-24 17:32:11

Modifying Encoded Data

Time of First Successful Submission: 2026-01-24 17:38:56

Decoding Base64

Time of First Successful Submission: 2026-01-27 20:33:56

Encoding Base64

Time of First Successful Submission: 2026-01-27 20:37:20

Dealing with Obfuscation

Time of First Successful Submission: 2026-01-27 20:47:34

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-01-27 20:59:55

Your First HTTP Request

Time of First Successful Submission: 2026-01-27 21:20:36

Reading Flask

Time of First Successful Submission: 2026-01-28 12:27:15

Commented Data

Time of First Successful Submission: 2026-01-28 12:29:21

HTTP Metadata

Time of First Successful Submission: 2026-01-28 12:31:07

HTTP (netcat)

Time of First Successful Submission: 2026-01-28 12:39:29

HTTP Paths (netcat)

Time of First Successful Submission: 2026-01-28 12:41:27

HTTP (curl)

Time of First Successful Submission: 2026-01-28 12:42:57

HTTP (python)

Time of First Successful Submission: 2026-01-28 12:45:13

HTTP Host Header (python)

Time of First Successful Submission: 2026-01-28 12:52:01

HTTP Host Header (curl)

Time of First Successful Submission: 2026-01-28 12:55:30

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-01-28 12:58:36

URL Encoding (netcat)

Time of First Successful Submission: 2026-01-28 13:03:34

HTTP GET Parameters

Time of First Successful Submission: 2026-01-28 13:07:52

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-01-28 13:10:20

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-01-28 13:12:10

HTTP Forms

Time of First Successful Submission: 2026-01-28 13:14:17

HTTP Forms (curl)

Time of First Successful Submission: 2026-01-28 13:17:11

HTTP Forms (netcat)

Time of First Successful Submission: 2026-01-28 13:29:44

HTTP Forms (python)

Time of First Successful Submission: 2026-01-28 13:32:36

HTTP Forms Without Forms

Time of First Successful Submission: 2026-01-28 13:52:40

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-01-28 13:54:46

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-01-28 13:59:52

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-01-28 14:04:03

HTTP Redirects (curl)

Time of First Successful Submission: 2026-01-28 14:05:17

HTTP Redirects (python)

Time of First Successful Submission: 2026-01-28 14:06:23

HTTP Cookies (curl)

Time of First Successful Submission: 2026-01-28 14:15:05

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-01-28 14:22:05

HTTP Cookies (python)

Time of First Successful Submission: 2026-01-28 14:25:26

Server State (python)

Time of First Successful Submission: 2026-01-28 14:27:49

Listening Web

Time of First Successful Submission: 2026-01-28 14:29:38

Speaking Redirects

Time of First Successful Submission: 2026-01-28 14:50:36

JavaScript Redirects

Time of First Successful Submission: 2026-01-28 15:12:31

Including JavaScript

Time of First Successful Submission: 2026-01-28 15:22:42

HTTP (javascript)

Time of First Successful Submission: 2026-01-28 15:40:29

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-01-28 15:44:25

HTTP Forms (javascript)

Time of First Successful Submission: 2026-01-28 15:57:02

cat

Time of First Successful Submission: 2026-01-28 21:05:04

more

Time of First Successful Submission: 2026-01-28 21:05:24

less

Time of First Successful Submission: 2026-01-28 21:05:41

tail

Time of First Successful Submission: 2026-01-28 21:06:00

head

Time of First Successful Submission: 2026-01-28 21:06:15

sort

Time of First Successful Submission: 2026-01-28 21:06:40

vim

Time of First Successful Submission: 2026-01-28 21:07:00

emacs

Time of First Successful Submission: 2026-01-28 21:09:02

nano

Time of First Successful Submission: 2026-01-28 21:09:36

rev

Time of First Successful Submission: 2026-01-28 21:10:39

od

Time of First Successful Submission: 2026-01-28 21:21:59

hd

Time of First Successful Submission: 2026-01-29 09:58:45

xxd

Time of First Successful Submission: 2026-01-29 10:50:35

base32

Time of First Successful Submission: 2026-01-29 10:51:59

base64

Time of First Successful Submission: 2026-01-29 10:52:38

split

Time of First Successful Submission: 2026-01-29 11:17:43

gzip

Time of First Successful Submission: 2026-01-29 11:28:56

bzip2

Time of First Successful Submission: 2026-01-29 11:30:21

zip

Time of First Successful Submission: 2026-01-29 12:11:55

tar

Time of First Successful Submission: 2026-01-29 12:16:23

ar

Time of First Successful Submission: 2026-01-29 12:22:28

cpio

Time of First Successful Submission: 2026-01-29 13:00:16

genisoimage

Time of First Successful Submission: 2026-01-29 16:22:21

env

Time of First Successful Submission: 2026-01-29 16:31:07

find

Time of First Successful Submission: 2026-01-29 16:44:55

make

Time of First Successful Submission: 2026-01-29 17:28:50

nice

Time of First Successful Submission: 2026-01-29 17:29:53

timeout

Time of First Successful Submission: 2026-01-29 17:33:30

stdbuf

Time of First Successful Submission: 2026-01-29 17:34:59

setarch

Time of First Successful Submission: 2026-01-29 17:38:03

watch

Time of First Successful Submission: 2026-01-29 17:39:58

socat

Time of First Successful Submission: 2026-01-29 17:54:31

whiptail

Time of First Successful Submission: 2026-01-29 18:06:05

awk

Time of First Successful Submission: 2026-01-29 18:17:23

sed

Time of First Successful Submission: 2026-01-29 18:18:01

ed

Time of First Successful Submission: 2026-01-29 18:33:25

chown

Time of First Successful Submission: 2026-01-29 18:34:12

chmod

Time of First Successful Submission: 2026-01-29 18:35:10

cp

Time of First Successful Submission: 2026-01-29 18:47:39

mv

Time of First Successful Submission: 2026-01-29 20:04:33

perl

Time of First Successful Submission: 2026-01-29 20:11:27

python

Time of First Successful Submission: 2026-01-29 20:16:48

ruby

Time of First Successful Submission: 2026-01-29 20:22:28

bash

Time of First Successful Submission: 2026-01-29 20:23:14

date

Time of First Successful Submission: 2026-01-29 20:24:29

dmesg

Time of First Successful Submission: 2026-01-29 20:25:20

wc

Time of First Successful Submission: 2026-01-29 20:26:27

gcc

Time of First Successful Submission: 2026-01-29 20:37:05

as

Time of First Successful Submission: 2026-01-29 20:37:28

wget

Time of First Successful Submission: 2026-01-29 20:53:44

ssh-keygen

Time of First Successful Submission: 2026-01-30 14:13:47

SQL Queries

Time of First Successful Submission: 2026-01-30 12:46:13

Filtering SQL

Time of First Successful Submission: 2026-01-30 12:54:00

Choosing Columns

Time of First Successful Submission: 2026-01-30 12:56:57

Exclusionary Filtering

Time of First Successful Submission: 2026-01-30 12:59:38

Filtering Strings

Time of First Successful Submission: 2026-01-30 13:01:32

Filtering on Expressions

Time of First Successful Submission: 2026-01-30 13:03:50

SELECTing Expressions

Time of First Successful Submission: 2026-01-30 13:30:55

Composite Conditions

Time of First Successful Submission: 2026-01-30 13:33:52

Reaching Your LIMITs

Time of First Successful Submission: 2026-01-30 13:38:03

Querying Metadata

Time of First Successful Submission: 2026-01-30 13:41:07

CybHer Dojo

11 / 104 6668 / 39263

Using the Terminal

Time of First Successful Submission: 2025-12-26 17:40:52

Using the VSCode Workspace

Time of First Successful Submission: 2025-04-24 15:57:36

Using the GUI Desktop

Time of First Successful Submission: 2025-04-24 16:00:16

Pasting into the Desktop

Time of First Successful Submission: 2025-04-24 16:09:55

Restarting Challenges

Time of First Successful Submission: 2025-04-24 16:11:53

Getting Help

Time of First Successful Submission: 2025-04-24 16:16:00

Challenge Programs

Time of First Successful Submission: 2025-04-24 16:20:37

The Flag File

Time of First Successful Submission: 2025-04-24 16:22:35

Using Privileged Mode

Time of First Successful Submission: 2025-04-24 16:29:49

Persistent Home Directories - One

Time of First Successful Submission: 2025-04-24 16:53:26

Persistent Home Directories - Two

Time of First Successful Submission: 2025-04-24 16:54:47

GCA CTF

11 / 104 6668 / 39263

Using the Terminal

Time of First Successful Submission: 2025-12-26 17:40:52

Using the VSCode Workspace

Time of First Successful Submission: 2025-04-24 15:57:36

Using the GUI Desktop

Time of First Successful Submission: 2025-04-24 16:00:16

Pasting into the Desktop

Time of First Successful Submission: 2025-04-24 16:09:55

Restarting Challenges

Time of First Successful Submission: 2025-04-24 16:11:53

Getting Help

Time of First Successful Submission: 2025-04-24 16:16:00

Challenge Programs

Time of First Successful Submission: 2025-04-24 16:20:37

The Flag File

Time of First Successful Submission: 2025-04-24 16:22:35

Using Privileged Mode

Time of First Successful Submission: 2025-04-24 16:29:49

Persistent Home Directories - One

Time of First Successful Submission: 2025-04-24 16:53:26

Persistent Home Directories - Two

Time of First Successful Submission: 2025-04-24 16:54:47