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Triple Dereference

Time of First Successful Submission: 2026-02-06 23:06:33

Intro to Programming Languages

15 / 234 8531 / 31985

Commands

Time of First Successful Submission: 2026-01-31 19:50:38

Command Arguments

Time of First Successful Submission: 2026-01-31 19:52:22

Command History

Time of First Successful Submission: 2026-01-31 19:53:51

The Root Path

Time of First Successful Submission: 2026-02-02 23:51:25

Absolute Paths

Time of First Successful Submission: 2026-02-02 23:52:45

Changing position

Time of First Successful Submission: 2026-02-02 23:54:45

Changing to an Absolute Path

Time of First Successful Submission: 2026-02-02 23:57:02

Relative Paths

Time of First Successful Submission: 2026-02-02 23:59:39

Cat

Time of First Successful Submission: 2026-02-06 23:11:00

Ls

Time of First Successful Submission: 2026-02-06 23:23:41

Ls All

Time of First Successful Submission: 2026-02-06 23:31:52

Find

Time of First Successful Submission: 2026-02-08 13:21:15

Piping Echo

Time of First Successful Submission: 2026-02-11 13:18:17

Piping Stdout

Time of First Successful Submission: 2026-02-11 13:21:29

Piping Stdin

Time of First Successful Submission: 2026-02-11 13:32:59

Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2026-03-03 02:35:10

Path Traversal 2

Time of First Successful Submission: 2026-03-03 02:55:53

CMDi 1

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

CMDi 2

Time of First Successful Submission: 2026-03-03 03:20:22

CMDi 3

Time of First Successful Submission: 2026-03-03 03:27:13

CMDi 4

Time of First Successful Submission: 2026-03-08 21:08:52

CMDi 5

Time of First Successful Submission: 2026-03-09 00:24:50

CMDi 6

Time of First Successful Submission: 2026-03-10 17:20:24

Authentication Bypass 1

Time of First Successful Submission: 2026-03-09 02:16:48

Authentication Bypass 2

Time of First Successful Submission: 2026-03-09 02:24:12

SQLi 1

Time of First Successful Submission: 2026-03-10 17:40:16

SQLi 2

Time of First Successful Submission: 2026-03-10 17:46:13

SQLi 3

Time of First Successful Submission: 2026-03-10 18:01:50

SQLi 4

Time of First Successful Submission: 2026-03-11 06:56:35

Connect

Time of First Successful Submission: 2026-03-11 04:10:13

Send

Time of First Successful Submission: 2026-03-11 04:13:34

Shutdown

Time of First Successful Submission: 2026-03-11 06:07:52

Listen

Time of First Successful Submission: 2026-03-11 06:32:13

Scan 1

Time of First Successful Submission: 2026-03-11 18:07:25

Scan 2

Time of First Successful Submission: 2026-03-12 00:24:29

Monitor 1

Time of First Successful Submission: 2026-03-12 01:32:31

Monitor 2

Time of First Successful Submission: 2026-03-12 03:48:45

Sniffing Cookies

Time of First Successful Submission: 2026-03-12 04:00:37

Network Configuration

Time of First Successful Submission: 2026-03-13 04:19:51

Firewall 1

Time of First Successful Submission: 2026-03-13 23:11:27

Firewall 2

Time of First Successful Submission: 2026-03-13 23:19:18

Firewall 3

Time of First Successful Submission: 2026-03-13 23:24:53

Denial of Service 1

Time of First Successful Submission: 2026-03-14 02:22:16

Denial of Service 2

Time of First Successful Submission: 2026-03-14 02:24:08

Denial of Service 3

Time of First Successful Submission: 2026-03-14 04:24:13

level1

Time of First Successful Submission: 2026-02-26 18:07:57

level2

Time of First Successful Submission: 2026-02-26 18:10:18

level3

Time of First Successful Submission: 2026-02-26 18:11:39

level4

Time of First Successful Submission: 2026-02-26 18:12:41

level5

Time of First Successful Submission: 2026-02-26 18:19:27

level6

Time of First Successful Submission: 2026-02-26 20:05:33

level7

Time of First Successful Submission: 2026-02-26 20:07:13

level8

Time of First Successful Submission: 2026-02-26 20:08:16

level9

Time of First Successful Submission: 2026-02-26 20:09:07

level10

Time of First Successful Submission: 2026-02-26 20:11:42

level11

Time of First Successful Submission: 2026-02-26 20:15:45

level12

Time of First Successful Submission: 2026-02-26 20:18:23

level13

Time of First Successful Submission: 2026-02-26 20:19:56

level14

Time of First Successful Submission: 2026-02-26 20:21:41

level15

Time of First Successful Submission: 2026-02-26 20:24:17

level16

Time of First Successful Submission: 2026-02-26 20:28:41

Start Here

12 / 12 1126 / 43354

Using the Terminal

Time of First Successful Submission: 2026-01-22 23:06:04

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-22 23:09:38

Using the GUI Desktop

Time of First Successful Submission: 2026-01-22 23:21:52

Pasting into the Desktop

Time of First Successful Submission: 2026-01-22 23:27:14

Restarting Challenges

Time of First Successful Submission: 2026-01-30 22:42:14

Challenge Programs

Time of First Successful Submission: 2026-01-30 22:56:39

The Flag File

Time of First Successful Submission: 2026-01-30 23:01:57

Using Privileged Mode

Time of First Successful Submission: 2026-01-30 23:18:31

Persistent Home Directories - One

Time of First Successful Submission: 2026-01-30 23:23:35

Persistent Home Directories - Two

Time of First Successful Submission: 2026-01-30 23:25:07

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-01-31 19:50:38

Intro to Arguments

Time of First Successful Submission: 2026-01-31 19:52:22

Command History

Time of First Successful Submission: 2026-01-31 19:53:51

The Root

Time of First Successful Submission: 2026-02-02 23:51:25

Program and absolute paths

Time of First Successful Submission: 2026-02-02 23:52:45

Position thy self

Time of First Successful Submission: 2026-02-02 23:54:45

Position elsewhere

Time of First Successful Submission: 2026-02-02 23:57:02

implicit relative paths, from /

Time of First Successful Submission: 2026-02-02 23:59:39

explicit relative paths, from /

Time of First Successful Submission: 2026-02-03 00:01:27

implicit relative path

Time of First Successful Submission: 2026-02-03 00:03:31

home sweet home

Time of First Successful Submission: 2026-02-03 00:09:25

cat: not the pet, but the command!

Time of First Successful Submission: 2026-02-06 23:11:00

catting absolute paths

Time of First Successful Submission: 2026-02-06 23:11:55

more catting practice

Time of First Successful Submission: 2026-02-06 23:17:23

grepping for a needle in a haystack

Time of First Successful Submission: 2026-02-06 23:19:53

comparing files

Time of First Successful Submission: 2026-02-06 23:22:20

listing files

Time of First Successful Submission: 2026-02-06 23:23:41

touching files

Time of First Successful Submission: 2026-02-06 23:25:25

removing files

Time of First Successful Submission: 2026-02-06 23:26:14

moving files

Time of First Successful Submission: 2026-02-06 23:28:28

copying files

Time of First Successful Submission: 2026-02-06 23:30:28

hidden files

Time of First Successful Submission: 2026-02-06 23:31:52

An Epic Filesystem Quest

Time of First Successful Submission: 2026-02-06 23:37:37

making directories

Time of First Successful Submission: 2026-02-08 13:13:43

finding files

Time of First Successful Submission: 2026-02-08 13:21:15

linking files

Time of First Successful Submission: 2026-02-10 15:49:53

Learning From Documentation

Time of First Successful Submission: 2026-02-10 21:18:08

Learning Complex Usage

Time of First Successful Submission: 2026-02-10 21:20:05

Reading Manuals

Time of First Successful Submission: 2026-02-10 21:25:15

Searching Manuals

Time of First Successful Submission: 2026-02-10 21:46:34

Searching For Manuals

Time of First Successful Submission: 2026-02-10 22:00:49

Helpful Programs

Time of First Successful Submission: 2026-02-10 22:02:58

Help for Builtins

Time of First Successful Submission: 2026-02-10 22:05:05

Matching with *

Time of First Successful Submission: 2026-02-10 23:16:44

Matching with ?

Time of First Successful Submission: 2026-02-10 23:19:01

Matching with []

Time of First Successful Submission: 2026-02-10 23:23:08

Matching paths with []

Time of First Successful Submission: 2026-02-10 23:24:32

Multiple globs

Time of First Successful Submission: 2026-02-10 23:29:16

Mixing globs

Time of First Successful Submission: 2026-02-10 23:39:12

Exclusionary globbing

Time of First Successful Submission: 2026-02-10 23:42:03

Tab completion

Time of First Successful Submission: 2026-02-10 23:43:44

Multiple options for tab completion

Time of First Successful Submission: 2026-02-10 23:45:11

Tab completion on commands

Time of First Successful Submission: 2026-02-10 23:45:55

Redirecting output

Time of First Successful Submission: 2026-02-11 13:18:17

Redirecting more output

Time of First Successful Submission: 2026-02-11 13:21:29

Appending output

Time of First Successful Submission: 2026-02-11 13:24:33

Redirecting errors

Time of First Successful Submission: 2026-02-11 13:29:01

Redirecting input

Time of First Successful Submission: 2026-02-11 13:32:59

Grepping stored results

Time of First Successful Submission: 2026-02-11 13:37:00

Grepping live output

Time of First Successful Submission: 2026-02-11 13:39:28

Grepping errors

Time of First Successful Submission: 2026-02-11 13:42:27

Filtering with grep -v

Time of First Successful Submission: 2026-02-11 13:45:41

Filtering with sed

Time of First Successful Submission: 2026-02-11 13:51:56

Duplicating piped data with tee

Time of First Successful Submission: 2026-02-11 14:01:31

Process substitution for input

Time of First Successful Submission: 2026-02-11 14:08:35

Writing to multiple programs

Time of First Successful Submission: 2026-02-11 14:22:49

Split-piping stderr and stdout

Time of First Successful Submission: 2026-02-11 14:43:28

Named pipes

Time of First Successful Submission: 2026-02-11 15:25:14

Printing Variables

Time of First Successful Submission: 2026-02-17 17:30:15

Setting Variables

Time of First Successful Submission: 2026-02-17 17:40:00

Multi-word Variables

Time of First Successful Submission: 2026-02-17 17:42:00

Exporting Variables

Time of First Successful Submission: 2026-02-17 17:46:51

Printing Exported Variables

Time of First Successful Submission: 2026-02-17 17:47:36

Storing Command Output

Time of First Successful Submission: 2026-02-17 17:52:04

Reading Input

Time of First Successful Submission: 2026-02-17 17:58:13

Reading Files

Time of First Successful Submission: 2026-02-17 18:00:10

Translating characters

Time of First Successful Submission: 2026-02-19 16:49:27

Deleting characters

Time of First Successful Submission: 2026-02-19 16:51:00

Deleting newlines

Time of First Successful Submission: 2026-02-19 16:53:28

Extracting the first lines with head

Time of First Successful Submission: 2026-02-19 16:55:28

Extracting specific sections of text

Time of First Successful Submission: 2026-02-19 16:58:50

Sorting data

Time of First Successful Submission: 2026-02-19 17:02:11

Listing Processes

Time of First Successful Submission: 2026-02-22 03:33:20

Killing Processes

Time of First Successful Submission: 2026-02-22 03:36:21

Interrupting Processes

Time of First Successful Submission: 2026-02-22 03:37:36

Killing Misbehaving Processes

Time of First Successful Submission: 2026-02-22 03:42:34

Suspending Processes

Time of First Successful Submission: 2026-02-22 03:45:20

Resuming Processes

Time of First Successful Submission: 2026-02-22 03:47:33

Backgrounding Processes

Time of First Successful Submission: 2026-02-22 03:53:00

Foregrounding Processes

Time of First Successful Submission: 2026-02-22 03:55:20

Starting Backgrounded Processes

Time of First Successful Submission: 2026-02-22 03:56:43

Process Exit Codes

Time of First Successful Submission: 2026-02-22 04:00:32

Becoming root with su

Time of First Successful Submission: 2026-02-22 17:05:33

Other users with su

Time of First Successful Submission: 2026-02-22 17:06:55

Cracking passwords

Time of First Successful Submission: 2026-02-24 02:09:12

Using sudo

Time of First Successful Submission: 2026-02-24 02:14:03

Changing File Ownership

Time of First Successful Submission: 2026-02-24 03:09:13

Groups and Files

Time of First Successful Submission: 2026-02-24 03:14:56

Fun With Groups Names

Time of First Successful Submission: 2026-02-24 03:16:29

Changing Permissions

Time of First Successful Submission: 2026-02-24 04:39:09

Executable Files

Time of First Successful Submission: 2026-02-24 04:42:45

Permission Tweaking Practice

Time of First Successful Submission: 2026-02-24 04:59:18

Permissions Setting Practice

Time of First Successful Submission: 2026-02-24 05:05:17

The SUID Bit

Time of First Successful Submission: 2026-02-24 05:08:38

Chaining with Semicolons

Time of First Successful Submission: 2026-02-24 05:10:59

Building on Success

Time of First Successful Submission: 2026-02-24 05:13:29

Handling Failure

Time of First Successful Submission: 2026-02-24 05:17:05

Your First Shell Script

Time of First Successful Submission: 2026-02-24 05:20:21

Redirecting Script Output

Time of First Successful Submission: 2026-02-24 05:23:28

Executable Shell Scripts

Time of First Successful Submission: 2026-02-24 05:25:46

Understanding Shebangs

Time of First Successful Submission: 2026-02-24 06:13:19

Scripting with Arguments

Time of First Successful Submission: 2026-02-24 06:15:55

Scripting with Conditionals

Time of First Successful Submission: 2026-02-24 06:19:29

Scripting with Default Cases

Time of First Successful Submission: 2026-02-24 06:21:55

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-02-24 06:24:40

Reading Shell Scripts

Time of First Successful Submission: 2026-02-24 06:27:29

Launching Screen

Time of First Successful Submission: 2026-02-24 06:29:45

Detaching and Attaching

Time of First Successful Submission: 2026-02-24 06:32:43

Finding Sessions

Time of First Successful Submission: 2026-02-24 06:35:04

Switching Windows

Time of First Successful Submission: 2026-02-24 06:38:17

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-02-24 06:43:52

Switching Windows (tmux)

Time of First Successful Submission: 2026-02-24 06:45:35

The PATH Variable

Time of First Successful Submission: 2026-02-24 06:50:12

Setting PATH

Time of First Successful Submission: 2026-02-24 06:52:14

Finding Commands

Time of First Successful Submission: 2026-02-24 06:54:42

Adding Commands

Time of First Successful Submission: 2026-02-24 06:59:31

Hijacking Commands

Time of First Successful Submission: 2026-02-24 07:06:37

Bashrc Backdoor

Time of First Successful Submission: 2026-02-24 07:13:06

Sniffing Input

Time of First Successful Submission: 2026-02-24 07:34:52

Overshared Directories

Time of First Successful Submission: 2026-02-24 07:45:51

Tricky Linking

Time of First Successful Submission: 2026-02-24 15:35:43

Sniffing Process Arguments

Time of First Successful Submission: 2026-02-24 15:38:16

Snooping on Configurations

Time of First Successful Submission: 2026-02-24 15:45:25

The Fork Bomb

Time of First Successful Submission: 2026-02-24 08:07:57

Disk-Space Doomsday

Time of First Successful Submission: 2026-02-24 08:18:22

rm -rf /

Time of First Successful Submission: 2026-02-24 08:26:33

Life after rm -rf /

Time of First Successful Submission: 2026-02-24 08:37:38

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-02-24 08:41:13

Computing 101

68 / 94 2360 / 21532

Your First Register

Time of First Successful Submission: 2026-02-05 22:46:46

Your First Syscall

Time of First Successful Submission: 2026-02-05 22:55:36

Exit Codes

Time of First Successful Submission: 2026-02-05 23:03:32

Building Executables

Time of First Successful Submission: 2026-02-05 23:23:16

Moving Between Registers

Time of First Successful Submission: 2026-02-05 23:34:19

Loading From Memory

Time of First Successful Submission: 2026-02-06 21:33:26

More Loading Practice

Time of First Successful Submission: 2026-02-06 21:35:30

Dereferencing Pointers

Time of First Successful Submission: 2026-02-06 21:45:14

Dereferencing Yourself

Time of First Successful Submission: 2026-02-06 21:52:28

Dereferencing with Offsets

Time of First Successful Submission: 2026-02-06 22:51:18

Stored Addresses

Time of First Successful Submission: 2026-02-06 22:58:20

Double Dereference

Time of First Successful Submission: 2026-02-06 23:04:18

The Stack

Time of First Successful Submission: 2026-02-18 13:19:51

Stack Offsets

Time of First Successful Submission: 2026-02-18 13:22:51

Program Arguments on the Stack

Time of First Successful Submission: 2026-02-18 13:28:52

Popping From the Stack

Time of First Successful Submission: 2026-02-18 13:35:44

Disassembling Programs

Time of First Successful Submission: 2026-02-18 14:28:40

Tracing Syscalls

Time of First Successful Submission: 2026-02-05 23:51:32

Starting GDB

Time of First Successful Submission: 2026-02-05 23:56:10

Quitting GDB

Time of First Successful Submission: 2026-02-18 14:29:26

Starting Programs in GDB

Time of First Successful Submission: 2026-02-05 23:58:39

Disassembling in GDB

Time of First Successful Submission: 2026-02-18 14:35:35

Stepping Through Instructions

Time of First Successful Submission: 2026-02-18 15:14:55

Reading Register Values

Time of First Successful Submission: 2026-02-18 15:16:30

Popping Stack Values

Time of First Successful Submission: 2026-02-18 15:22:02

Examining Memory

Time of First Successful Submission: 2026-02-18 15:23:03

Examining Stack Pointers

Time of First Successful Submission: 2026-02-18 17:42:07

Cooperative Debugging

Time of First Successful Submission: 2026-02-18 17:47:12

Writing Output

Time of First Successful Submission: 2026-02-08 20:02:40

Chaining Syscalls

Time of First Successful Submission: 2026-02-08 22:17:06

Writing Strings

Time of First Successful Submission: 2026-02-08 22:21:10

Reading Data

Time of First Successful Submission: 2026-02-08 22:33:04

set-register

Time of First Successful Submission: 2026-02-08 22:41:01

set-multiple-registers

Time of First Successful Submission: 2026-02-08 22:42:33

add-to-register

Time of First Successful Submission: 2026-02-08 22:44:48

linear-equation-registers

Time of First Successful Submission: 2026-02-11 22:46:16

integer-division

Time of First Successful Submission: 2026-02-11 23:04:11

modulo-operation

Time of First Successful Submission: 2026-02-11 23:09:26

set-upper-byte

Time of First Successful Submission: 2026-02-11 23:12:03

efficient-modulo

Time of First Successful Submission: 2026-02-11 23:33:11

byte-extraction

Time of First Successful Submission: 2026-02-12 23:21:43

bitwise-and

Time of First Successful Submission: 2026-02-12 23:41:47

check-even

Time of First Successful Submission: 2026-02-12 23:54:21

memory-read

Time of First Successful Submission: 2026-02-13 20:32:51

memory-write

Time of First Successful Submission: 2026-02-13 20:36:35

memory-increment

Time of First Successful Submission: 2026-02-13 20:54:59

byte-access

Time of First Successful Submission: 2026-02-13 21:02:37

memory-size-access

Time of First Successful Submission: 2026-02-13 21:12:23

little-endian-write

Time of First Successful Submission: 2026-02-14 01:53:28

memory-sum

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

stack-subtraction

Time of First Successful Submission: 2026-02-14 02:05:35

swap-stack-values

Time of First Successful Submission: 2026-02-14 02:07:26

average-stack-values

Time of First Successful Submission: 2026-02-14 02:27:41

absolute-jump

Time of First Successful Submission: 2026-02-14 04:05:48

relative-jump

Time of First Successful Submission: 2026-02-16 22:39:44

jump-trampoline

Time of First Successful Submission: 2026-02-16 22:47:12

conditional-jump

Time of First Successful Submission: 2026-02-17 23:23:26

indirect-jump

Time of First Successful Submission: 2026-02-17 23:58:54

average-loop

Time of First Successful Submission: 2026-02-19 12:48:11

count-non-zero

Time of First Successful Submission: 2026-02-19 12:53:40

Debugging Programs

Time of First Successful Submission: 2026-02-20 14:05:26

Inspecting Registers

Time of First Successful Submission: 2026-02-20 14:11:55

Examining Memory

Time of First Successful Submission: 2026-02-20 15:42:13

Setting Breakpoints

Time of First Successful Submission: 2026-02-21 07:36:47

GDB Scripting

Time of First Successful Submission: 2026-02-21 15:42:06

Modifying Data

Time of First Successful Submission: 2026-02-21 17:30:42

Modifying Execution

Time of First Successful Submission: 2026-02-22 00:47:13

Broken Functions

Time of First Successful Submission: 2026-02-22 01:28:32

Playing With Programs

90 / 116 1266 / 23382

What's the password?

Time of First Successful Submission: 2026-02-20 17:43:12

... and again!

Time of First Successful Submission: 2026-02-20 17:43:44

Newline Troubles

Time of First Successful Submission: 2026-02-20 17:48:54

Reasoning about files

Time of First Successful Submission: 2026-02-20 17:51:23

Specifying Filenames

Time of First Successful Submission: 2026-02-20 17:52:17

Binary and Hex Encoding

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

More Hex

Time of First Successful Submission: 2026-02-22 01:38:42

Decoding Hex

Time of First Successful Submission: 2026-02-22 01:56:50

Decoding Practice

Time of First Successful Submission: 2026-02-22 02:02:49

Encoding Practice

Time of First Successful Submission: 2026-02-22 02:10:25

Hex-encoding ASCII

Time of First Successful Submission: 2026-02-24 16:10:56

Nested Encoding

Time of First Successful Submission: 2026-02-24 16:35:32

Hex-encoding UTF-8

Time of First Successful Submission: 2026-02-24 17:05:27

UTF Mixups

Time of First Successful Submission: 2026-02-24 17:26:32

Modifying Encoded Data

Time of First Successful Submission: 2026-02-24 17:35:15

Decoding Base64

Time of First Successful Submission: 2026-02-24 18:07:08

Encoding Base64

Time of First Successful Submission: 2026-02-24 18:09:59

Dealing with Obfuscation

Time of First Successful Submission: 2026-02-24 18:19:45

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-02-24 22:08:56

Your First HTTP Request

Time of First Successful Submission: 2026-02-25 02:03:55

Reading Flask

Time of First Successful Submission: 2026-02-25 02:14:18

Commented Data

Time of First Successful Submission: 2026-02-25 02:16:40

HTTP Metadata

Time of First Successful Submission: 2026-02-25 02:20:20

HTTP (netcat)

Time of First Successful Submission: 2026-02-25 02:25:29

HTTP Paths (netcat)

Time of First Successful Submission: 2026-02-25 02:27:10

HTTP (curl)

Time of First Successful Submission: 2026-02-25 02:29:09

HTTP (python)

Time of First Successful Submission: 2026-02-25 02:32:11

HTTP Host Header (python)

Time of First Successful Submission: 2026-02-25 02:41:08

HTTP Host Header (curl)

Time of First Successful Submission: 2026-02-25 02:42:33

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-02-25 02:45:33

URL Encoding (netcat)

Time of First Successful Submission: 2026-02-25 03:02:46

HTTP GET Parameters

Time of First Successful Submission: 2026-02-25 03:07:20

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-02-25 03:10:02

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-02-25 03:12:26

HTTP Forms

Time of First Successful Submission: 2026-02-28 05:26:54

HTTP Forms (curl)

Time of First Successful Submission: 2026-02-28 05:33:42

HTTP Forms (netcat)

Time of First Successful Submission: 2026-02-28 05:46:21

HTTP Forms (python)

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

HTTP Forms Without Forms

Time of First Successful Submission: 2026-03-01 03:11:55

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-03-01 03:18:07

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-03-01 03:24:45

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-03-01 03:31:22

HTTP Redirects (curl)

Time of First Successful Submission: 2026-03-01 03:34:45

HTTP Redirects (python)

Time of First Successful Submission: 2026-03-01 03:37:11

HTTP Cookies (curl)

Time of First Successful Submission: 2026-03-01 03:48:48

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-03-01 03:52:19

HTTP Cookies (python)

Time of First Successful Submission: 2026-03-01 04:10:02

Server State (python)

Time of First Successful Submission: 2026-03-01 04:11:45

Listening Web

Time of First Successful Submission: 2026-03-01 04:17:29

Speaking Redirects

Time of First Successful Submission: 2026-03-01 18:08:14

JavaScript Redirects

Time of First Successful Submission: 2026-03-01 21:33:13

Including JavaScript

Time of First Successful Submission: 2026-03-01 22:45:56

HTTP (javascript)

Time of First Successful Submission: 2026-03-01 23:09:52

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-03-01 23:13:37

HTTP Forms (javascript)

Time of First Successful Submission: 2026-03-01 23:30:42

cat

Time of First Successful Submission: 2026-02-27 01:32:26

more

Time of First Successful Submission: 2026-02-27 01:33:44

less

Time of First Successful Submission: 2026-02-27 01:35:20

tail

Time of First Successful Submission: 2026-02-27 01:36:39

head

Time of First Successful Submission: 2026-02-27 01:36:59

sort

Time of First Successful Submission: 2026-02-27 01:37:46

vim

Time of First Successful Submission: 2026-02-27 01:38:52

emacs

Time of First Successful Submission: 2026-02-27 01:40:45

nano

Time of First Successful Submission: 2026-02-27 01:41:11

rev

Time of First Successful Submission: 2026-02-27 01:42:06

od

Time of First Successful Submission: 2026-02-27 01:47:21

hd

Time of First Successful Submission: 2026-02-27 01:49:10

xxd

Time of First Successful Submission: 2026-02-27 01:50:29

base32

Time of First Successful Submission: 2026-02-27 01:51:43

base64

Time of First Successful Submission: 2026-02-27 01:52:41

split

Time of First Successful Submission: 2026-02-27 01:57:26

gzip

Time of First Successful Submission: 2026-02-27 02:03:44

bzip2

Time of First Successful Submission: 2026-02-27 02:05:48

zip

Time of First Successful Submission: 2026-02-27 02:14:08

tar

Time of First Successful Submission: 2026-02-27 02:20:42

ar

Time of First Successful Submission: 2026-02-27 02:29:51

cpio

Time of First Successful Submission: 2026-02-27 02:38:39

genisoimage

Time of First Successful Submission: 2026-02-28 01:41:46

env

Time of First Successful Submission: 2026-02-28 01:48:12

find

Time of First Successful Submission: 2026-02-28 01:53:50

SQL Queries

Time of First Successful Submission: 2026-03-02 01:58:26

Filtering SQL

Time of First Successful Submission: 2026-03-02 02:03:31

Choosing Columns

Time of First Successful Submission: 2026-03-02 02:05:33

Exclusionary Filtering

Time of First Successful Submission: 2026-03-02 02:07:46

Filtering Strings

Time of First Successful Submission: 2026-03-02 02:10:36

Filtering on Expressions

Time of First Successful Submission: 2026-03-02 02:17:59

SELECTing Expressions

Time of First Successful Submission: 2026-03-02 02:45:51

Composite Conditions

Time of First Successful Submission: 2026-03-02 02:50:23

Reaching Your LIMITs

Time of First Successful Submission: 2026-03-02 02:55:38

Querying Metadata

Time of First Successful Submission: 2026-03-02 02:57:42

GCA CTF

12 / 104 1372 / 43631

Using the Terminal

Time of First Successful Submission: 2026-01-22 23:06:04

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-22 23:09:38

Using the GUI Desktop

Time of First Successful Submission: 2026-01-22 23:21:52

Pasting into the Desktop

Time of First Successful Submission: 2026-01-22 23:27:14

Connecting over SSH

Time of First Successful Submission: 2026-01-29 15:32:39

Restarting Challenges

Time of First Successful Submission: 2026-01-30 22:42:14

Getting Help

Time of First Successful Submission: 2026-02-05 20:52:58

Challenge Programs

Time of First Successful Submission: 2026-01-30 22:56:39

The Flag File

Time of First Successful Submission: 2026-01-30 23:01:57

Using Privileged Mode

Time of First Successful Submission: 2026-01-30 23:18:31

Persistent Home Directories - One

Time of First Successful Submission: 2026-01-30 23:23:35

Persistent Home Directories - Two

Time of First Successful Submission: 2026-01-30 23:25:07