SomeGuy

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Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-01-13 08:01:17

Command Arguments

Time of First Successful Submission: 2026-01-13 08:02:31

Command History

Time of First Successful Submission: 2026-01-13 08:02:54

The Root Path

Time of First Successful Submission: 2026-01-13 08:03:17

Absolute Paths

Time of First Successful Submission: 2026-01-13 08:14:24

Changing position

Time of First Successful Submission: 2026-01-13 08:17:44

Changing to an Absolute Path

Time of First Successful Submission: 2026-01-13 08:20:06

Relative Paths

Time of First Successful Submission: 2026-01-13 08:23:12

Cat

Time of First Successful Submission: 2026-01-13 08:27:36

Ls

Time of First Successful Submission: 2026-01-13 08:32:34

Ls All

Time of First Successful Submission: 2026-01-13 09:39:46

Find

Time of First Successful Submission: 2026-01-13 10:10:40

Piping Echo

Time of First Successful Submission: 2026-01-13 10:36:57

Piping Stdout

Time of First Successful Submission: 2026-01-13 10:37:20

Piping Stdin

Time of First Successful Submission: 2026-01-13 10:38:36

Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2026-02-03 10:24:08

Path Traversal 2

Time of First Successful Submission: 2026-02-03 10:33:34

CMDi 1

Time of First Successful Submission: 2026-02-03 10:38:41

CMDi 2

Time of First Successful Submission: 2026-02-03 10:40:45

CMDi 3

Time of First Successful Submission: 2026-02-03 10:42:50

CMDi 4

Time of First Successful Submission: 2026-02-03 10:44:22

CMDi 5

Time of First Successful Submission: 2026-02-03 10:46:00

Authentication Bypass 1

Time of First Successful Submission: 2026-02-03 10:47:55

Authentication Bypass 2

Time of First Successful Submission: 2026-02-03 10:50:55

SQLi 1

Time of First Successful Submission: 2026-02-03 10:54:17

SQLi 2

Time of First Successful Submission: 2026-02-03 10:57:23

SQLi 3

Time of First Successful Submission: 2026-02-03 10:58:43

SQLi 4

Time of First Successful Submission: 2026-02-03 11:00:23

SQLi 5

Time of First Successful Submission: 2026-02-03 11:02:37

XSS 1

Time of First Successful Submission: 2026-02-13 09:15:28

XSS 2

Time of First Successful Submission: 2026-02-13 09:18:57

XSS 3

Time of First Successful Submission: 2026-02-13 09:21:28

XSS 4

Time of First Successful Submission: 2026-02-13 09:23:43

XSS 5

Time of First Successful Submission: 2026-02-13 09:25:50

XSS 6

Time of First Successful Submission: 2026-02-13 09:27:32

XSS 7

Time of First Successful Submission: 2026-02-13 09:30:48

CSRF 1

Time of First Successful Submission: 2026-02-13 09:38:24

CSRF 2

Time of First Successful Submission: 2026-02-13 09:40:41

CSRF 3

Time of First Successful Submission: 2026-02-13 09:52:33

CSRF 4

Time of First Successful Submission: 2026-02-13 09:58:48

CSRF 5

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

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2026-03-04 16:05:31

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2026-03-04 16:10:36

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2026-03-04 16:54:03

Reading Endianness (Python)

Time of First Successful Submission: 2026-03-09 12:21:10

Reading Endianness (C)

Time of First Successful Submission: 2026-03-09 12:22:36

Reading Endianness (x86)

Time of First Successful Submission: 2026-03-09 12:23:54

Version Information (Python)

Time of First Successful Submission: 2026-03-09 12:25:19

Version Information (C)

Time of First Successful Submission: 2026-03-09 12:26:29

Version Information (x86)

Time of First Successful Submission: 2026-03-09 12:27:40

Metadata and Data (Python)

Time of First Successful Submission: 2026-03-09 12:29:00

Metadata and Data (C)

Time of First Successful Submission: 2026-03-09 12:30:42

Metadata and Data (x86)

Time of First Successful Submission: 2026-03-09 12:32:15

Input Restrictions (Python)

Time of First Successful Submission: 2026-03-09 12:33:50

Input Restrictions (C)

Time of First Successful Submission: 2026-03-09 12:35:31

Input Restrictions (x86)

Time of First Successful Submission: 2026-03-09 12:37:07

Behold the cIMG! (Python)

Time of First Successful Submission: 2026-03-09 12:38:33

Behold the cIMG! (C)

Time of First Successful Submission: 2026-03-09 12:41:03

Behold the cIMG! (x86)

Time of First Successful Submission: 2026-03-09 12:42:33

A Basic cIMG (Python)

Time of First Successful Submission: 2026-03-09 12:44:14

A Basic cIMG (C)

Time of First Successful Submission: 2026-03-09 12:46:04

A Basic cIMG (x86)

Time of First Successful Submission: 2026-03-09 12:47:30

Internal State Mini (C)

Time of First Successful Submission: 2026-03-11 01:31:42

Internal State Mini (x86)

Time of First Successful Submission: 2026-03-11 01:35:32

Internal State (C)

Time of First Successful Submission: 2026-03-11 01:40:50

Internal State (x86)

Time of First Successful Submission: 2026-03-11 01:45:56

File Formats: Directives (C)

Time of First Successful Submission: 2026-03-11 05:33:30

File Formats: Directives (x86)

Time of First Successful Submission: 2026-03-11 13:21:14

The Patch Directive

Time of First Successful Submission: 2026-03-11 14:28:02

Optimizing for Space

Time of First Successful Submission: 2026-03-22 07:24:52

Tweaking Images

Time of First Successful Submission: 2026-03-22 07:57:20

Storage and Retrieval

Time of First Successful Submission: 2026-03-22 08:25:01

Extracting Knowledge

Time of First Successful Submission: 2026-03-22 08:37:59

Advanced Sprites

Time of First Successful Submission: 2026-03-22 09:08:49

Accessing Resources

Time of First Successful Submission: 2026-03-22 09:21:16

Unsafe Animations

Time of First Successful Submission: 2026-03-22 09:44:51

Animations

Time of First Successful Submission: 2026-03-22 09:43:25

Interoperability: Patching Data

Time of First Successful Submission: 2026-03-22 09:59:22

Patching Code

Time of First Successful Submission: 2026-03-22 10:07:56

Patching Control Flow

Time of First Successful Submission: 2026-03-22 10:14:40

Your First Overflow (easy)

Time of First Successful Submission: 2026-03-26 19:18:01

Your First Overflow (hard)

Time of First Successful Submission: 2026-03-26 19:21:59

Precision (easy)

Time of First Successful Submission: 2026-03-26 19:24:44

Precision (hard)

Time of First Successful Submission: 2026-03-26 19:27:59

Variable Control (easy)

Time of First Successful Submission: 2026-03-26 19:29:55

Variable Control (hard)

Time of First Successful Submission: 2026-03-26 19:35:13

Control Hijack (easy)

Time of First Successful Submission: 2026-03-26 19:39:08

Control Hijack (hard)

Time of First Successful Submission: 2026-03-26 19:41:27

Tricky Control Hijack (easy)

Time of First Successful Submission: 2026-03-26 19:45:18

Tricky Control Hijack (hard)

Time of First Successful Submission: 2026-03-26 19:48:39

Start Here

5 / 12 32017 / 43317

Using the Terminal

Time of First Successful Submission: 2026-01-12 22:09:17

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-12 22:10:47

Using the GUI Desktop

Time of First Successful Submission: 2026-01-12 22:12:41

Pasting into the Desktop

Time of First Successful Submission: 2026-01-12 22:14:37

Restarting Challenges

Time of First Successful Submission: 2026-01-12 22:16:15

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-01-13 08:01:17

Intro to Arguments

Time of First Successful Submission: 2026-01-13 08:02:31

Command History

Time of First Successful Submission: 2026-01-13 08:02:54

The Root

Time of First Successful Submission: 2026-01-13 08:03:17

Program and absolute paths

Time of First Successful Submission: 2026-01-13 08:14:24

Position thy self

Time of First Successful Submission: 2026-01-13 08:17:44

Position elsewhere

Time of First Successful Submission: 2026-01-13 08:20:06

implicit relative paths, from /

Time of First Successful Submission: 2026-01-13 08:23:12

explicit relative paths, from /

Time of First Successful Submission: 2026-01-13 08:23:59

implicit relative path

Time of First Successful Submission: 2026-01-13 08:24:43

home sweet home

Time of First Successful Submission: 2026-01-13 08:25:48

cat: not the pet, but the command!

Time of First Successful Submission: 2026-01-13 08:27:36

catting absolute paths

Time of First Successful Submission: 2026-01-13 08:28:16

more catting practice

Time of First Successful Submission: 2026-01-13 08:29:49

grepping for a needle in a haystack

Time of First Successful Submission: 2026-01-13 08:30:25

comparing files

Time of First Successful Submission: 2026-01-13 08:31:09

listing files

Time of First Successful Submission: 2026-01-13 08:32:34

touching files

Time of First Successful Submission: 2026-01-13 08:33:31

removing files

Time of First Successful Submission: 2026-01-13 08:36:02

moving files

Time of First Successful Submission: 2026-01-13 09:35:05

copying files

Time of First Successful Submission: 2026-01-13 09:36:35

hidden files

Time of First Successful Submission: 2026-01-13 09:39:46

An Epic Filesystem Quest

Time of First Successful Submission: 2026-01-13 09:49:11

making directories

Time of First Successful Submission: 2026-01-13 09:51:16

finding files

Time of First Successful Submission: 2026-01-13 10:10:40

linking files

Time of First Successful Submission: 2026-01-13 10:11:40

Learning From Documentation

Time of First Successful Submission: 2026-01-13 10:12:06

Learning Complex Usage

Time of First Successful Submission: 2026-01-13 10:12:35

Reading Manuals

Time of First Successful Submission: 2026-01-13 10:13:30

Searching Manuals

Time of First Successful Submission: 2026-01-13 10:15:50

Searching For Manuals

Time of First Successful Submission: 2026-01-13 10:16:48

Helpful Programs

Time of First Successful Submission: 2026-01-13 10:17:59

Help for Builtins

Time of First Successful Submission: 2026-01-13 10:18:42

Matching with *

Time of First Successful Submission: 2026-01-13 10:19:16

Matching with ?

Time of First Successful Submission: 2026-01-13 10:20:56

Matching with []

Time of First Successful Submission: 2026-01-13 10:21:33

Matching paths with []

Time of First Successful Submission: 2026-01-13 10:21:56

Multiple globs

Time of First Successful Submission: 2026-01-13 10:22:24

Mixing globs

Time of First Successful Submission: 2026-01-13 10:31:10

Exclusionary globbing

Time of First Successful Submission: 2026-01-13 10:33:26

Tab completion

Time of First Successful Submission: 2026-01-13 10:34:02

Multiple options for tab completion

Time of First Successful Submission: 2026-01-13 10:35:31

Tab completion on commands

Time of First Successful Submission: 2026-01-13 10:35:57

Redirecting output

Time of First Successful Submission: 2026-01-13 10:36:57

Redirecting more output

Time of First Successful Submission: 2026-01-13 10:37:20

Appending output

Time of First Successful Submission: 2026-01-13 10:37:46

Redirecting errors

Time of First Successful Submission: 2026-01-13 10:38:13

Redirecting input

Time of First Successful Submission: 2026-01-13 10:38:36

Grepping stored results

Time of First Successful Submission: 2026-01-13 10:39:08

Grepping live output

Time of First Successful Submission: 2026-01-13 10:40:09

Grepping errors

Time of First Successful Submission: 2026-01-13 10:40:35

Filtering with grep -v

Time of First Successful Submission: 2026-01-13 10:41:09

Filtering with sed

Time of First Successful Submission: 2026-01-13 10:41:51

Duplicating piped data with tee

Time of First Successful Submission: 2026-01-13 10:43:15

Process substitution for input

Time of First Successful Submission: 2026-01-13 10:43:56

Writing to multiple programs

Time of First Successful Submission: 2026-01-13 10:44:23

Split-piping stderr and stdout

Time of First Successful Submission: 2026-01-13 10:44:53

Named pipes

Time of First Successful Submission: 2026-01-13 10:47:03

Printing Variables

Time of First Successful Submission: 2026-01-13 10:48:14

Setting Variables

Time of First Successful Submission: 2026-01-13 10:48:38

Multi-word Variables

Time of First Successful Submission: 2026-01-13 10:49:02

Exporting Variables

Time of First Successful Submission: 2026-01-13 10:56:31

Printing Exported Variables

Time of First Successful Submission: 2026-01-13 10:57:00

Storing Command Output

Time of First Successful Submission: 2026-01-13 10:57:23

Reading Input

Time of First Successful Submission: 2026-01-13 10:59:42

Reading Files

Time of First Successful Submission: 2026-01-13 11:00:17

Translating characters

Time of First Successful Submission: 2026-01-13 11:00:55

Deleting characters

Time of First Successful Submission: 2026-01-13 11:01:37

Deleting newlines

Time of First Successful Submission: 2026-01-13 11:02:16

Extracting the first lines with head

Time of First Successful Submission: 2026-01-13 11:02:54

Extracting specific sections of text

Time of First Successful Submission: 2026-01-13 11:03:20

Sorting data

Time of First Successful Submission: 2026-01-13 11:03:47

Listing Processes

Time of First Successful Submission: 2026-01-13 11:05:49

Killing Processes

Time of First Successful Submission: 2026-01-13 11:06:33

Interrupting Processes

Time of First Successful Submission: 2026-01-13 11:07:13

Killing Misbehaving Processes

Time of First Successful Submission: 2026-01-13 11:09:30

Suspending Processes

Time of First Successful Submission: 2026-01-13 11:10:05

Resuming Processes

Time of First Successful Submission: 2026-01-13 11:10:34

Backgrounding Processes

Time of First Successful Submission: 2026-01-13 11:11:06

Foregrounding Processes

Time of First Successful Submission: 2026-01-15 21:46:44

Starting Backgrounded Processes

Time of First Successful Submission: 2026-01-13 12:05:20

Process Exit Codes

Time of First Successful Submission: 2026-01-13 12:06:07

Becoming root with su

Time of First Successful Submission: 2026-01-13 12:07:12

Other users with su

Time of First Successful Submission: 2026-01-13 12:07:52

Cracking passwords

Time of First Successful Submission: 2026-01-13 12:09:42

Using sudo

Time of First Successful Submission: 2026-01-13 12:10:17

Changing File Ownership

Time of First Successful Submission: 2026-01-13 12:11:59

Groups and Files

Time of First Successful Submission: 2026-01-13 12:13:03

Fun With Groups Names

Time of First Successful Submission: 2026-01-13 12:14:11

Changing Permissions

Time of First Successful Submission: 2026-01-13 12:15:01

Executable Files

Time of First Successful Submission: 2026-01-13 12:17:40

Permission Tweaking Practice

Time of First Successful Submission: 2026-01-13 12:21:20

Permissions Setting Practice

Time of First Successful Submission: 2026-01-13 12:26:30

The SUID Bit

Time of First Successful Submission: 2026-01-13 12:28:29

Chaining with Semicolons

Time of First Successful Submission: 2026-01-13 12:29:25

Building on Success

Time of First Successful Submission: 2026-01-13 12:29:59

Handling Failure

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

Your First Shell Script

Time of First Successful Submission: 2026-01-13 12:31:18

Redirecting Script Output

Time of First Successful Submission: 2026-01-13 12:32:35

Executable Shell Scripts

Time of First Successful Submission: 2026-01-13 12:33:12

Understanding Shebangs

Time of First Successful Submission: 2026-01-13 12:33:51

Scripting with Arguments

Time of First Successful Submission: 2026-01-13 12:34:25

Scripting with Conditionals

Time of First Successful Submission: 2026-01-13 12:35:00

Scripting with Default Cases

Time of First Successful Submission: 2026-01-13 12:35:36

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-01-13 12:36:14

Reading Shell Scripts

Time of First Successful Submission: 2026-01-13 12:37:35

Launching Screen

Time of First Successful Submission: 2026-01-13 12:38:46

Detaching and Attaching

Time of First Successful Submission: 2026-01-13 12:40:00

Finding Sessions

Time of First Successful Submission: 2026-01-13 12:41:43

Switching Windows

Time of First Successful Submission: 2026-01-13 12:42:43

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-01-13 12:43:43

Switching Windows (tmux)

Time of First Successful Submission: 2026-01-13 12:45:48

The PATH Variable

Time of First Successful Submission: 2026-01-13 12:46:57

Setting PATH

Time of First Successful Submission: 2026-01-13 12:47:42

Finding Commands

Time of First Successful Submission: 2026-01-13 12:48:27

Adding Commands

Time of First Successful Submission: 2026-01-13 12:49:21

Hijacking Commands

Time of First Successful Submission: 2026-01-13 12:50:10

Bashrc Backdoor

Time of First Successful Submission: 2026-01-13 12:53:09

Sniffing Input

Time of First Successful Submission: 2026-01-13 12:55:53

Overshared Directories

Time of First Successful Submission: 2026-01-13 12:58:25

Tricky Linking

Time of First Successful Submission: 2026-01-13 13:00:40

Sniffing Process Arguments

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

Snooping on Configurations

Time of First Successful Submission: 2026-01-13 13:07:47

The Fork Bomb

Time of First Successful Submission: 2026-01-13 13:29:35

Disk-Space Doomsday

Time of First Successful Submission: 2026-01-13 13:36:06

rm -rf /

Time of First Successful Submission: 2026-01-13 13:44:40

Life after rm -rf /

Time of First Successful Submission: 2026-01-13 13:47:27

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-01-13 13:49:57

Computing 101

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Your First Register

Time of First Successful Submission: 2026-02-20 02:45:21

Your First Syscall

Time of First Successful Submission: 2026-02-20 17:19:01

Exit Codes

Time of First Successful Submission: 2026-02-20 17:20:32

Building Executables

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

Moving Between Registers

Time of First Successful Submission: 2026-02-20 17:24:01

Loading From Memory

Time of First Successful Submission: 2026-02-20 17:25:42

More Loading Practice

Time of First Successful Submission: 2026-02-20 17:26:30

Dereferencing Pointers

Time of First Successful Submission: 2026-02-20 17:29:15

Dereferencing Yourself

Time of First Successful Submission: 2026-02-20 17:30:02

Dereferencing with Offsets

Time of First Successful Submission: 2026-02-20 17:30:52

Stored Addresses

Time of First Successful Submission: 2026-02-20 17:31:42

Double Dereference

Time of First Successful Submission: 2026-02-20 17:32:28

The Stack

Time of First Successful Submission: 2026-02-20 17:34:26

Stack Offsets

Time of First Successful Submission: 2026-02-20 17:35:03

Program Arguments on the Stack

Time of First Successful Submission: 2026-02-20 17:37:01

Popping From the Stack

Time of First Successful Submission: 2026-02-20 17:37:51

Disassembling Programs

Time of First Successful Submission: 2026-02-20 17:39:59

Tracing Syscalls

Time of First Successful Submission: 2026-02-20 17:40:48

Starting GDB

Time of First Successful Submission: 2026-02-20 17:42:07

Quitting GDB

Time of First Successful Submission: 2026-02-20 17:42:39

Starting Programs in GDB

Time of First Successful Submission: 2026-02-20 17:43:42

Disassembling in GDB

Time of First Successful Submission: 2026-02-20 17:44:51

Stepping Through Instructions

Time of First Successful Submission: 2026-02-20 17:45:49

Reading Register Values

Time of First Successful Submission: 2026-02-20 17:47:02

Popping Stack Values

Time of First Successful Submission: 2026-02-20 17:47:55

Examining Memory

Time of First Successful Submission: 2026-02-20 17:48:40

Examining Stack Pointers

Time of First Successful Submission: 2026-02-20 17:49:34

Cooperative Debugging

Time of First Successful Submission: 2026-02-20 17:50:24

Writing Output

Time of First Successful Submission: 2026-02-20 17:53:15

Chaining Syscalls

Time of First Successful Submission: 2026-02-20 17:54:01

Writing Strings

Time of First Successful Submission: 2026-02-20 17:54:46

Reading Data

Time of First Successful Submission: 2026-02-20 17:55:37

Opening Files

Time of First Successful Submission: 2026-02-20 17:56:21

Hardcoding the Filename

Time of First Successful Submission: 2026-02-20 17:57:02

Comparing Values

Time of First Successful Submission: 2026-02-20 17:59:05

Comparing Characters

Time of First Successful Submission: 2026-02-20 17:59:43

Conditional Control Flow

Time of First Successful Submission: 2026-02-20 18:01:24

Comparing Strings

Time of First Successful Submission: 2026-02-20 18:02:06

Reverse the Password

Time of First Successful Submission: 2026-02-20 18:04:45

Conditionals Without Conditionals

Time of First Successful Submission: 2026-02-20 18:08:12

Looping

Time of First Successful Submission: 2026-02-20 18:11:15

Reverse the Calculation

Time of First Successful Submission: 2026-02-20 18:14:05

Reverse the Reverse

Time of First Successful Submission: 2026-02-20 18:14:45

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-02-20 18:15:35

Loops on Data

Time of First Successful Submission: 2026-02-20 18:16:12

set-register

Time of First Successful Submission: 2026-02-25 00:51:01

set-multiple-registers

Time of First Successful Submission: 2026-02-25 00:51:33

add-to-register

Time of First Successful Submission: 2026-02-25 00:52:05

linear-equation-registers

Time of First Successful Submission: 2026-02-25 00:52:44

integer-division

Time of First Successful Submission: 2026-02-25 00:53:33

modulo-operation

Time of First Successful Submission: 2026-02-25 00:54:24

set-upper-byte

Time of First Successful Submission: 2026-02-25 00:54:57

efficient-modulo

Time of First Successful Submission: 2026-02-25 00:55:25

byte-extraction

Time of First Successful Submission: 2026-02-25 00:56:11

bitwise-and

Time of First Successful Submission: 2026-02-25 00:56:55

check-even

Time of First Successful Submission: 2026-02-25 00:57:47

memory-read

Time of First Successful Submission: 2026-02-25 00:58:26

memory-write

Time of First Successful Submission: 2026-02-25 00:59:04

memory-increment

Time of First Successful Submission: 2026-02-25 00:59:34

byte-access

Time of First Successful Submission: 2026-02-25 01:00:15

memory-size-access

Time of First Successful Submission: 2026-02-25 01:00:47

little-endian-write

Time of First Successful Submission: 2026-02-25 01:01:52

memory-sum

Time of First Successful Submission: 2026-02-25 01:02:22

stack-subtraction

Time of First Successful Submission: 2026-02-25 01:02:49

swap-stack-values

Time of First Successful Submission: 2026-02-25 01:03:18

average-stack-values

Time of First Successful Submission: 2026-02-25 01:04:09

absolute-jump

Time of First Successful Submission: 2026-02-25 01:05:01

relative-jump

Time of First Successful Submission: 2026-02-25 01:09:50

jump-trampoline

Time of First Successful Submission: 2026-02-25 01:11:36

conditional-jump

Time of First Successful Submission: 2026-02-25 01:18:19

indirect-jump

Time of First Successful Submission: 2026-02-25 01:19:39

average-loop

Time of First Successful Submission: 2026-02-25 01:21:18

count-non-zero

Time of First Successful Submission: 2026-02-25 01:23:02

string-lower

Time of First Successful Submission: 2026-02-25 01:28:20

most-common-byte

Time of First Successful Submission: 2026-02-25 01:34:05

Exit

Time of First Successful Submission: 2026-02-26 10:50:19

Socket

Time of First Successful Submission: 2026-02-26 10:51:08

Bind

Time of First Successful Submission: 2026-02-26 10:51:59

Listen

Time of First Successful Submission: 2026-02-26 10:52:36

Accept

Time of First Successful Submission: 2026-02-26 10:54:52

Static Response

Time of First Successful Submission: 2026-02-26 10:55:49

Dynamic Response

Time of First Successful Submission: 2026-02-26 10:56:48

Iterative GET Server

Time of First Successful Submission: 2026-02-26 10:57:26

Concurrent GET Server

Time of First Successful Submission: 2026-02-26 10:58:08

Concurrent POST Server

Time of First Successful Submission: 2026-02-26 10:59:17

Web Server

Time of First Successful Submission: 2026-02-26 11:00:26

Debugging Programs

Time of First Successful Submission: 2026-02-25 01:38:15

Inspecting Registers

Time of First Successful Submission: 2026-02-25 01:39:42

Examining Memory

Time of First Successful Submission: 2026-02-25 01:45:43

Setting Breakpoints

Time of First Successful Submission: 2026-02-25 01:50:27

GDB Scripting

Time of First Successful Submission: 2026-02-26 10:42:03

Modifying Data

Time of First Successful Submission: 2026-02-26 10:44:22

Modifying Execution

Time of First Successful Submission: 2026-02-26 10:45:57

Broken Functions

Time of First Successful Submission: 2026-02-26 10:47:35

Playing With Programs

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What's the password?

Time of First Successful Submission: 2026-01-20 13:02:25

... and again!

Time of First Successful Submission: 2026-01-20 13:03:04

Newline Troubles

Time of First Successful Submission: 2026-01-20 13:04:05

Reasoning about files

Time of First Successful Submission: 2026-01-20 13:05:02

Specifying Filenames

Time of First Successful Submission: 2026-01-25 01:25:12

Binary and Hex Encoding

Time of First Successful Submission: 2026-01-25 01:25:58

More Hex

Time of First Successful Submission: 2026-01-25 01:27:29

Decoding Hex

Time of First Successful Submission: 2026-01-25 01:28:12

Decoding Practice

Time of First Successful Submission: 2026-01-25 01:28:59

Encoding Practice

Time of First Successful Submission: 2026-01-25 01:29:36

Hex-encoding ASCII

Time of First Successful Submission: 2026-01-25 01:30:46

Nested Encoding

Time of First Successful Submission: 2026-01-25 01:31:40

Hex-encoding UTF-8

Time of First Successful Submission: 2026-01-25 01:32:37

UTF Mixups

Time of First Successful Submission: 2026-01-25 01:33:35

Modifying Encoded Data

Time of First Successful Submission: 2026-01-25 01:34:18

Decoding Base64

Time of First Successful Submission: 2026-01-25 01:34:54

Encoding Base64

Time of First Successful Submission: 2026-01-25 01:35:29

Dealing with Obfuscation

Time of First Successful Submission: 2026-01-25 01:36:26

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-01-25 01:37:12

Your First HTTP Request

Time of First Successful Submission: 2026-01-25 01:43:04

Reading Flask

Time of First Successful Submission: 2026-01-25 01:45:59

Commented Data

Time of First Successful Submission: 2026-01-25 01:51:27

HTTP Metadata

Time of First Successful Submission: 2026-01-25 01:54:47

HTTP (netcat)

Time of First Successful Submission: 2026-02-01 05:31:14

HTTP Paths (netcat)

Time of First Successful Submission: 2026-02-01 05:33:51

HTTP (curl)

Time of First Successful Submission: 2026-02-01 05:35:44

HTTP (python)

Time of First Successful Submission: 2026-02-01 05:38:05

HTTP Host Header (python)

Time of First Successful Submission: 2026-02-01 05:39:32

HTTP Host Header (curl)

Time of First Successful Submission: 2026-02-01 05:41:05

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-02-01 05:42:43

URL Encoding (netcat)

Time of First Successful Submission: 2026-02-01 05:45:03

HTTP GET Parameters

Time of First Successful Submission: 2026-02-01 05:46:37

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-02-01 05:48:09

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-02-01 05:49:56

HTTP Forms

Time of First Successful Submission: 2026-02-01 05:54:17

HTTP Forms (curl)

Time of First Successful Submission: 2026-02-01 05:56:34

HTTP Forms (netcat)

Time of First Successful Submission: 2026-02-01 05:58:33

HTTP Forms (python)

Time of First Successful Submission: 2026-02-01 06:27:10

HTTP Forms Without Forms

Time of First Successful Submission: 2026-02-01 06:33:57

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-02-01 06:35:46

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-02-01 06:37:23

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-02-01 06:39:28

HTTP Redirects (curl)

Time of First Successful Submission: 2026-02-01 06:40:28

HTTP Redirects (python)

Time of First Successful Submission: 2026-02-01 06:41:26

HTTP Cookies (curl)

Time of First Successful Submission: 2026-02-01 06:42:44

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-02-01 06:44:15

HTTP Cookies (python)

Time of First Successful Submission: 2026-02-01 06:45:04

Server State (python)

Time of First Successful Submission: 2026-02-01 06:45:41

Listening Web

Time of First Successful Submission: 2026-02-01 06:47:02

Speaking Redirects

Time of First Successful Submission: 2026-02-01 07:17:49

JavaScript Redirects

Time of First Successful Submission: 2026-02-01 07:14:20

Including JavaScript

Time of First Successful Submission: 2026-02-01 07:16:36

HTTP (javascript)

Time of First Successful Submission: 2026-02-01 07:19:53

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-02-01 07:21:31

HTTP Forms (javascript)

Time of First Successful Submission: 2026-02-01 07:23:02

SQL Queries

Time of First Successful Submission: 2026-01-26 00:48:46

Filtering SQL

Time of First Successful Submission: 2026-01-26 00:50:21

Choosing Columns

Time of First Successful Submission: 2026-01-26 00:51:02

Exclusionary Filtering

Time of First Successful Submission: 2026-01-26 00:51:46

Filtering Strings

Time of First Successful Submission: 2026-01-26 00:52:26

Filtering on Expressions

Time of First Successful Submission: 2026-01-26 00:53:24

SELECTing Expressions

Time of First Successful Submission: 2026-01-26 00:54:11

Composite Conditions

Time of First Successful Submission: 2026-01-26 00:54:52

Reaching Your LIMITs

Time of First Successful Submission: 2026-01-26 00:55:32

Querying Metadata

Time of First Successful Submission: 2026-01-26 00:57:46

GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-01-12 22:09:17

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-12 22:10:47

Using the GUI Desktop

Time of First Successful Submission: 2026-01-12 22:12:41

Pasting into the Desktop

Time of First Successful Submission: 2026-01-12 22:14:37

Restarting Challenges

Time of First Successful Submission: 2026-01-12 22:16:15