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pwn.college Archives

1 / 202 22757 / 22791


Triple Dereference

Time of First Successful Submission: 2026-02-16 20:45:49


Intro to Programming Languages

15 / 234 7401 / 31955


Commands

Time of First Successful Submission: 2026-01-14 02:03:50

Command Arguments

Time of First Successful Submission: 2026-01-14 02:04:27

Command History

Time of First Successful Submission: 2026-01-14 02:05:03

The Root Path

Time of First Successful Submission: 2026-01-14 03:40:34

Absolute Paths

Time of First Successful Submission: 2026-01-14 03:41:04

Changing position

Time of First Successful Submission: 2026-01-14 03:43:22

Changing to an Absolute Path

Time of First Successful Submission: 2026-01-14 03:44:43

Relative Paths

Time of First Successful Submission: 2026-01-14 03:51:00

Cat

Time of First Successful Submission: 2026-01-14 03:56:39

Ls

Time of First Successful Submission: 2026-01-14 04:16:56

Ls All

Time of First Successful Submission: 2026-01-14 04:21:42

Find

Time of First Successful Submission: 2026-01-14 04:30:01

Piping Echo

Time of First Successful Submission: 2026-01-14 06:17:16

Piping Stdout

Time of First Successful Submission: 2026-01-14 06:18:31

Piping Stdin

Time of First Successful Submission: 2026-01-14 06:33:20


Intro to Cybersecurity

81 / 183 3149 / 20023


Path Traversal 1

Time of First Successful Submission: 2026-02-02 20:45:05

Path Traversal 2

Time of First Successful Submission: 2026-02-02 21:05:22

CMDi 1

Time of First Successful Submission: 2026-02-02 21:19:07

CMDi 2

Time of First Successful Submission: 2026-02-02 21:23:16

CMDi 3

Time of First Successful Submission: 2026-02-02 21:29:41

CMDi 4

Time of First Successful Submission: 2026-02-02 21:32:52

CMDi 5

Time of First Successful Submission: 2026-02-02 21:38:44

Authentication Bypass 1

Time of First Successful Submission: 2026-02-02 21:44:59

Authentication Bypass 2

Time of First Successful Submission: 2026-02-02 21:49:14

SQLi 1

Time of First Successful Submission: 2026-02-15 22:53:18

SQLi 2

Time of First Successful Submission: 2026-02-15 22:58:46

SQLi 3

Time of First Successful Submission: 2026-02-15 23:01:31

SQLi 4

Time of First Successful Submission: 2026-02-15 23:04:03

SQLi 5

Time of First Successful Submission: 2026-02-15 23:19:57

XSS 1

Time of First Successful Submission: 2026-02-10 16:03:37

XSS 2

Time of First Successful Submission: 2026-02-10 16:06:42

XSS 3

Time of First Successful Submission: 2026-02-10 16:14:37

XSS 4

Time of First Successful Submission: 2026-02-10 16:19:19

XSS 5

Time of First Successful Submission: 2026-02-10 17:08:45

XSS 6

Time of First Successful Submission: 2026-02-10 17:12:30

XSS 7

Time of First Successful Submission: 2026-02-15 22:00:59

CSRF 1

Time of First Successful Submission: 2026-02-15 22:16:54

CSRF 2

Time of First Successful Submission: 2026-02-15 22:19:34

CSRF 3

Time of First Successful Submission: 2026-02-15 22:22:35

CSRF 4

Time of First Successful Submission: 2026-02-15 22:32:08

CSRF 5

Time of First Successful Submission: 2026-02-15 22:41:35

Connect

Time of First Successful Submission: 2026-03-23 06:08:28

Send

Time of First Successful Submission: 2026-03-23 06:10:36

Shutdown

Time of First Successful Submission: 2026-03-23 06:13:31

Listen

Time of First Successful Submission: 2026-03-23 06:15:57

Scan 1

Time of First Successful Submission: 2026-03-23 06:50:39

Scan 2

Time of First Successful Submission: 2026-03-23 06:59:57

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2026-03-08 23:06:35

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2026-03-08 23:09:51

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2026-03-08 23:11:42

Reading Endianness (Python)

Time of First Successful Submission: 2026-03-08 23:14:08

Reading Endianness (C)

Time of First Successful Submission: 2026-03-08 23:17:39

Reading Endianness (x86)

Time of First Successful Submission: 2026-03-08 23:21:27

Version Information (Python)

Time of First Successful Submission: 2026-03-08 23:26:32

Version Information (C)

Time of First Successful Submission: 2026-03-08 23:33:05

Version Information (x86)

Time of First Successful Submission: 2026-03-08 23:35:49

Metadata and Data (Python)

Time of First Successful Submission: 2026-03-08 23:45:29

Input Restrictions (Python)

Time of First Successful Submission: 2026-03-09 01:31:33

Input Restrictions (C)

Time of First Successful Submission: 2026-03-09 01:40:45

Input Restrictions (x86)

Time of First Successful Submission: 2026-03-09 01:43:11

Behold the cIMG! (Python)

Time of First Successful Submission: 2026-03-09 01:47:02

Behold the cIMG! (C)

Time of First Successful Submission: 2026-03-09 02:08:12

Behold the cIMG! (x86)

Time of First Successful Submission: 2026-03-09 02:19:11

A Basic cIMG (Python)

Time of First Successful Submission: 2026-03-09 02:28:37

A Basic cIMG (C)

Time of First Successful Submission: 2026-03-09 02:35:21

A Basic cIMG (x86)

Time of First Successful Submission: 2026-03-09 02:41:12

Internal State Mini (C)

Time of First Successful Submission: 2026-03-22 21:55:01

Internal State Mini (x86)

Time of First Successful Submission: 2026-03-22 22:00:29

Internal State (C)

Time of First Successful Submission: 2026-03-22 22:49:04

Internal State (x86)

Time of First Successful Submission: 2026-03-22 23:11:26

File Formats: Directives (C)

Time of First Successful Submission: 2026-03-22 23:31:48

File Formats: Directives (x86)

Time of First Successful Submission: 2026-03-22 23:37:17

The Patch Directive

Time of First Successful Submission: 2026-03-23 00:57:54

Tweaking Images

Time of First Successful Submission: 2026-03-23 02:26:01

Interoperability: Patching Data

Time of First Successful Submission: 2026-03-23 04:49:39

Your First Overflow (easy)

Time of First Successful Submission: 2026-03-26 04:33:16

Your First Overflow (hard)

Time of First Successful Submission: 2026-03-26 04:41:49

Precision (easy)

Time of First Successful Submission: 2026-03-26 04:44:53

Precision (hard)

Time of First Successful Submission: 2026-03-26 04:49:57

Variable Control (easy)

Time of First Successful Submission: 2026-03-26 05:58:09

Variable Control (hard)

Time of First Successful Submission: 2026-03-26 06:04:10

Control Hijack (easy)

Time of First Successful Submission: 2026-03-26 06:08:36

Control Hijack (hard)

Time of First Successful Submission: 2026-03-26 06:41:51

Tricky Control Hijack (easy)

Time of First Successful Submission: 2026-03-26 07:16:13

Tricky Control Hijack (hard)

Time of First Successful Submission: 2026-03-26 07:23:56

PIEs (easy)

Time of First Successful Submission: 2026-03-27 22:40:11

PIEs (hard)

Time of First Successful Submission: 2026-03-27 22:42:39

String Lengths (easy)

Time of First Successful Submission: 2026-03-27 22:55:11

String Lengths (hard)

Time of First Successful Submission: 2026-03-27 23:14:07

Basic Shellcode

Time of First Successful Submission: 2026-03-27 23:33:49

NOP Sleds

Time of First Successful Submission: 2026-03-27 23:48:32

NULL-Free Shellcode

Time of First Successful Submission: 2026-03-27 23:59:44

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2026-03-28 04:04:58

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2026-03-28 04:24:50

Hijack to Shellcode (easy)

Time of First Successful Submission: 2026-03-28 04:28:35

Hijack to Shellcode (hard)

Time of First Successful Submission: 2026-03-28 06:22:32


Start Here

5 / 12 32058 / 43301


Using the Terminal

Time of First Successful Submission: 2026-01-14 01:47:08

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-14 01:48:31

Using the GUI Desktop

Time of First Successful Submission: 2026-01-14 01:51:19

Pasting into the Desktop

Time of First Successful Submission: 2026-01-14 01:52:01

Restarting Challenges

Time of First Successful Submission: 2026-01-14 01:53:47


Linux Luminarium

128 / 128 1307 / 32363


Intro to Commands

Time of First Successful Submission: 2026-01-14 02:03:50

Intro to Arguments

Time of First Successful Submission: 2026-01-14 02:04:27

Command History

Time of First Successful Submission: 2026-01-14 02:05:03

The Root

Time of First Successful Submission: 2026-01-14 03:40:34

Program and absolute paths

Time of First Successful Submission: 2026-01-14 03:41:04

Position thy self

Time of First Successful Submission: 2026-01-14 03:43:22

Position elsewhere

Time of First Successful Submission: 2026-01-14 03:44:43

implicit relative paths, from /

Time of First Successful Submission: 2026-01-14 03:51:00

explicit relative paths, from /

Time of First Successful Submission: 2026-01-14 03:51:42

implicit relative path

Time of First Successful Submission: 2026-01-14 03:52:23

home sweet home

Time of First Successful Submission: 2026-01-14 03:55:21

cat: not the pet, but the command!

Time of First Successful Submission: 2026-01-14 03:56:39

catting absolute paths

Time of First Successful Submission: 2026-01-14 03:57:06

more catting practice

Time of First Successful Submission: 2026-01-14 04:09:44

grepping for a needle in a haystack

Time of First Successful Submission: 2026-01-14 04:14:19

comparing files

Time of First Successful Submission: 2026-01-14 04:16:03

listing files

Time of First Successful Submission: 2026-01-14 04:16:56

touching files

Time of First Successful Submission: 2026-01-14 04:18:11

removing files

Time of First Successful Submission: 2026-01-14 04:18:53

moving files

Time of First Successful Submission: 2026-01-14 04:19:45

copying files

Time of First Successful Submission: 2026-01-14 04:20:31

hidden files

Time of First Successful Submission: 2026-01-14 04:21:42

An Epic Filesystem Quest

Time of First Successful Submission: 2026-01-14 04:27:14

making directories

Time of First Successful Submission: 2026-01-14 04:28:05

finding files

Time of First Successful Submission: 2026-01-14 04:30:01

linking files

Time of First Successful Submission: 2026-01-14 04:42:12

Learning From Documentation

Time of First Successful Submission: 2026-01-14 04:43:45

Learning Complex Usage

Time of First Successful Submission: 2026-01-14 04:47:23

Reading Manuals

Time of First Successful Submission: 2026-01-14 04:54:26

Searching Manuals

Time of First Successful Submission: 2026-01-14 04:57:43

Searching For Manuals

Time of First Successful Submission: 2026-01-14 05:20:44

Helpful Programs

Time of First Successful Submission: 2026-01-14 05:22:46

Help for Builtins

Time of First Successful Submission: 2026-01-14 05:24:35

Matching with *

Time of First Successful Submission: 2026-01-14 05:30:21

Matching with ?

Time of First Successful Submission: 2026-01-14 05:31:34

Matching with []

Time of First Successful Submission: 2026-01-14 05:33:19

Matching paths with []

Time of First Successful Submission: 2026-01-14 05:36:46

Multiple globs

Time of First Successful Submission: 2026-01-14 05:44:22

Mixing globs

Time of First Successful Submission: 2026-01-14 05:48:17

Exclusionary globbing

Time of First Successful Submission: 2026-01-14 05:56:17

Tab completion

Time of First Successful Submission: 2026-01-14 05:57:53

Multiple options for tab completion

Time of First Successful Submission: 2026-01-14 06:11:01

Tab completion on commands

Time of First Successful Submission: 2026-01-14 06:13:36

Redirecting output

Time of First Successful Submission: 2026-01-14 06:17:16

Redirecting more output

Time of First Successful Submission: 2026-01-14 06:18:31

Appending output

Time of First Successful Submission: 2026-01-14 06:20:40

Redirecting errors

Time of First Successful Submission: 2026-01-14 06:25:46

Redirecting input

Time of First Successful Submission: 2026-01-14 06:33:20

Grepping stored results

Time of First Successful Submission: 2026-01-14 06:35:05

Grepping live output

Time of First Successful Submission: 2026-01-14 06:38:38

Grepping errors

Time of First Successful Submission: 2026-01-14 06:44:28

Filtering with grep -v

Time of First Successful Submission: 2026-01-14 06:46:31

Filtering with sed

Time of First Successful Submission: 2026-01-14 06:48:59

Duplicating piped data with tee

Time of First Successful Submission: 2026-01-14 06:59:28

Process substitution for input

Time of First Successful Submission: 2026-01-14 07:10:13

Writing to multiple programs

Time of First Successful Submission: 2026-01-14 07:13:47

Split-piping stderr and stdout

Time of First Successful Submission: 2026-01-14 07:17:14

Named pipes

Time of First Successful Submission: 2026-01-15 05:41:29

Printing Variables

Time of First Successful Submission: 2026-01-14 07:17:44

Setting Variables

Time of First Successful Submission: 2026-01-14 07:18:32

Multi-word Variables

Time of First Successful Submission: 2026-01-14 07:19:19

Exporting Variables

Time of First Successful Submission: 2026-01-14 07:21:43

Printing Exported Variables

Time of First Successful Submission: 2026-01-14 07:22:43

Storing Command Output

Time of First Successful Submission: 2026-01-14 07:23:43

Reading Input

Time of First Successful Submission: 2026-01-14 07:24:51

Reading Files

Time of First Successful Submission: 2026-01-14 07:29:54

Translating characters

Time of First Successful Submission: 2026-01-14 07:34:36

Deleting characters

Time of First Successful Submission: 2026-01-14 07:35:38

Deleting newlines

Time of First Successful Submission: 2026-01-14 07:36:50

Extracting the first lines with head

Time of First Successful Submission: 2026-01-14 07:39:08

Extracting specific sections of text

Time of First Successful Submission: 2026-01-14 07:41:37

Sorting data

Time of First Successful Submission: 2026-01-14 07:44:31

Listing Processes

Time of First Successful Submission: 2026-01-14 07:48:19

Killing Processes

Time of First Successful Submission: 2026-01-14 07:56:58

Interrupting Processes

Time of First Successful Submission: 2026-01-14 07:57:36

Killing Misbehaving Processes

Time of First Successful Submission: 2026-01-14 07:59:27

Suspending Processes

Time of First Successful Submission: 2026-01-14 08:00:30

Resuming Processes

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

Backgrounding Processes

Time of First Successful Submission: 2026-01-14 08:03:00

Foregrounding Processes

Time of First Successful Submission: 2026-01-15 05:43:21

Starting Backgrounded Processes

Time of First Successful Submission: 2026-01-14 08:16:44

Process Exit Codes

Time of First Successful Submission: 2026-01-14 08:17:41

Becoming root with su

Time of First Successful Submission: 2026-01-14 19:19:31

Other users with su

Time of First Successful Submission: 2026-01-14 19:20:22

Cracking passwords

Time of First Successful Submission: 2026-01-14 19:30:54

Using sudo

Time of First Successful Submission: 2026-01-14 19:34:42

Changing File Ownership

Time of First Successful Submission: 2026-01-14 20:50:14

Groups and Files

Time of First Successful Submission: 2026-01-14 20:51:23

Fun With Groups Names

Time of First Successful Submission: 2026-01-14 20:52:39

Changing Permissions

Time of First Successful Submission: 2026-01-14 21:00:35

Executable Files

Time of First Successful Submission: 2026-01-14 21:01:37

Permission Tweaking Practice

Time of First Successful Submission: 2026-01-14 21:35:29

Permissions Setting Practice

Time of First Successful Submission: 2026-01-14 21:42:52

The SUID Bit

Time of First Successful Submission: 2026-01-14 21:43:47

Chaining with Semicolons

Time of First Successful Submission: 2026-01-14 21:45:04

Building on Success

Time of First Successful Submission: 2026-01-14 21:45:50

Handling Failure

Time of First Successful Submission: 2026-01-14 21:46:26

Your First Shell Script

Time of First Successful Submission: 2026-01-14 21:48:11

Redirecting Script Output

Time of First Successful Submission: 2026-01-14 21:49:33

Executable Shell Scripts

Time of First Successful Submission: 2026-01-14 21:50:32

Understanding Shebangs

Time of First Successful Submission: 2026-01-14 21:52:03

Scripting with Arguments

Time of First Successful Submission: 2026-01-14 21:54:39

Scripting with Conditionals

Time of First Successful Submission: 2026-01-14 21:57:13

Scripting with Default Cases

Time of First Successful Submission: 2026-01-14 21:58:02

Scripting with Multiple Conditions

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

Reading Shell Scripts

Time of First Successful Submission: 2026-01-14 22:03:30

Launching Screen

Time of First Successful Submission: 2026-01-14 22:04:29

Detaching and Attaching

Time of First Successful Submission: 2026-01-14 22:05:31

Finding Sessions

Time of First Successful Submission: 2026-01-14 22:06:30

Switching Windows

Time of First Successful Submission: 2026-01-14 22:09:53

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-01-14 22:11:30

Switching Windows (tmux)

Time of First Successful Submission: 2026-01-14 22:14:04

The PATH Variable

Time of First Successful Submission: 2026-01-14 22:15:05

Setting PATH

Time of First Successful Submission: 2026-01-14 22:15:47

Finding Commands

Time of First Successful Submission: 2026-01-14 22:17:47

Adding Commands

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

Hijacking Commands

Time of First Successful Submission: 2026-01-14 22:41:18

Bashrc Backdoor

Time of First Successful Submission: 2026-01-14 22:54:28

Sniffing Input

Time of First Successful Submission: 2026-01-14 23:26:36

Overshared Directories

Time of First Successful Submission: 2026-01-15 00:17:26

Tricky Linking

Time of First Successful Submission: 2026-01-15 00:23:58

Sniffing Process Arguments

Time of First Successful Submission: 2026-01-15 00:26:39

Snooping on Configurations

Time of First Successful Submission: 2026-01-15 00:29:58

The Fork Bomb

Time of First Successful Submission: 2026-01-15 00:45:24

Disk-Space Doomsday

Time of First Successful Submission: 2026-01-15 00:46:57

rm -rf /

Time of First Successful Submission: 2026-01-15 00:51:58

Life after rm -rf /

Time of First Successful Submission: 2026-01-15 01:09:16

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-01-15 01:12:57


Computing 101

90 / 94 395 / 21516


Your First Register

Time of First Successful Submission: 2026-02-16 03:00:38

Your First Syscall

Time of First Successful Submission: 2026-02-16 03:01:15

Exit Codes

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

Building Executables

Time of First Successful Submission: 2026-02-16 03:06:52

Moving Between Registers

Time of First Successful Submission: 2026-02-16 03:11:16

Loading From Memory

Time of First Successful Submission: 2026-02-16 03:34:52

More Loading Practice

Time of First Successful Submission: 2026-02-16 03:36:51

Dereferencing Pointers

Time of First Successful Submission: 2026-02-16 03:38:59

Dereferencing Yourself

Time of First Successful Submission: 2026-02-16 04:03:33

Dereferencing with Offsets

Time of First Successful Submission: 2026-02-16 04:08:57

Stored Addresses

Time of First Successful Submission: 2026-02-16 04:13:22

Double Dereference

Time of First Successful Submission: 2026-02-16 20:44:16

The Stack

Time of First Successful Submission: 2026-02-26 04:05:47

Stack Offsets

Time of First Successful Submission: 2026-02-26 04:11:46

Program Arguments on the Stack

Time of First Successful Submission: 2026-02-26 04:13:07

Popping From the Stack

Time of First Successful Submission: 2026-02-26 04:19:46

Disassembling Programs

Time of First Successful Submission: 2026-02-26 04:29:48

Tracing Syscalls

Time of First Successful Submission: 2026-02-16 03:29:23

Starting GDB

Time of First Successful Submission: 2026-02-16 03:30:21

Quitting GDB

Time of First Successful Submission: 2026-02-26 04:33:05

Starting Programs in GDB

Time of First Successful Submission: 2026-02-16 03:31:32

Disassembling in GDB

Time of First Successful Submission: 2026-02-26 04:36:27

Stepping Through Instructions

Time of First Successful Submission: 2026-02-26 04:43:07

Reading Register Values

Time of First Successful Submission: 2026-02-26 04:48:39

Popping Stack Values

Time of First Successful Submission: 2026-02-26 04:53:07

Examining Memory

Time of First Successful Submission: 2026-02-26 04:59:21

Examining Stack Pointers

Time of First Successful Submission: 2026-02-26 05:03:06

Cooperative Debugging

Time of First Successful Submission: 2026-02-26 05:11:46

Writing Output

Time of First Successful Submission: 2026-02-16 20:48:29

Chaining Syscalls

Time of First Successful Submission: 2026-02-16 20:49:48

Writing Strings

Time of First Successful Submission: 2026-02-16 20:50:48

Reading Data

Time of First Successful Submission: 2026-02-16 20:53:01

Opening Files

Time of First Successful Submission: 2026-02-26 05:16:18

Hardcoding the Filename

Time of First Successful Submission: 2026-02-26 05:24:32

Comparing Values

Time of First Successful Submission: 2026-02-26 05:32:17

Comparing Characters

Time of First Successful Submission: 2026-02-26 05:35:26

Conditional Control Flow

Time of First Successful Submission: 2026-02-26 05:36:51

Comparing Strings

Time of First Successful Submission: 2026-02-26 05:37:49

Reverse the Password

Time of First Successful Submission: 2026-02-26 05:40:14

Conditionals Without Conditionals

Time of First Successful Submission: 2026-02-26 05:44:50

Looping

Time of First Successful Submission: 2026-02-26 05:45:51

Reverse the Calculation

Time of First Successful Submission: 2026-02-26 05:47:12

Reverse the Reverse

Time of First Successful Submission: 2026-02-26 05:48:28

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-02-26 05:49:20

Loops on Data

Time of First Successful Submission: 2026-02-26 05:51:58

set-register

Time of First Successful Submission: 2026-02-16 21:00:41

set-multiple-registers

Time of First Successful Submission: 2026-02-16 21:01:46

add-to-register

Time of First Successful Submission: 2026-02-16 21:05:12

linear-equation-registers

Time of First Successful Submission: 2026-02-16 21:13:59

integer-division

Time of First Successful Submission: 2026-02-16 21:18:39

modulo-operation

Time of First Successful Submission: 2026-02-16 21:28:01

set-upper-byte

Time of First Successful Submission: 2026-02-16 21:29:37

efficient-modulo

Time of First Successful Submission: 2026-02-16 21:32:39

byte-extraction

Time of First Successful Submission: 2026-02-16 21:35:09

bitwise-and

Time of First Successful Submission: 2026-02-16 21:36:49

check-even

Time of First Successful Submission: 2026-02-16 21:39:50

memory-read

Time of First Successful Submission: 2026-02-16 21:42:22

memory-write

Time of First Successful Submission: 2026-02-16 21:43:43

memory-increment

Time of First Successful Submission: 2026-02-16 21:46:33

byte-access

Time of First Successful Submission: 2026-02-16 21:48:54

memory-size-access

Time of First Successful Submission: 2026-02-16 21:52:35

little-endian-write

Time of First Successful Submission: 2026-02-16 21:54:03

memory-sum

Time of First Successful Submission: 2026-02-16 21:56:20

stack-subtraction

Time of First Successful Submission: 2026-02-16 21:59:10

swap-stack-values

Time of First Successful Submission: 2026-02-16 22:01:07

average-stack-values

Time of First Successful Submission: 2026-02-16 22:05:49

absolute-jump

Time of First Successful Submission: 2026-02-16 22:07:17

relative-jump

Time of First Successful Submission: 2026-02-16 22:12:11

jump-trampoline

Time of First Successful Submission: 2026-02-16 22:15:42

conditional-jump

Time of First Successful Submission: 2026-02-16 22:22:23

indirect-jump

Time of First Successful Submission: 2026-02-16 22:24:42

average-loop

Time of First Successful Submission: 2026-02-16 22:25:50

count-non-zero

Time of First Successful Submission: 2026-02-16 22:27:08

string-lower

Time of First Successful Submission: 2026-02-16 22:28:29

most-common-byte

Time of First Successful Submission: 2026-02-16 22:31:03

Exit

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

Socket

Time of First Successful Submission: 2026-02-17 01:10:45

Bind

Time of First Successful Submission: 2026-02-17 01:12:30

Listen

Time of First Successful Submission: 2026-02-17 01:15:06

Accept

Time of First Successful Submission: 2026-02-26 06:12:03

Static Response

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

Dynamic Response

Time of First Successful Submission: 2026-02-26 06:15:31

Iterative GET Server

Time of First Successful Submission: 2026-02-26 06:18:52

Concurrent GET Server

Time of First Successful Submission: 2026-02-26 06:19:51

Concurrent POST Server

Time of First Successful Submission: 2026-02-26 06:22:05

Web Server

Time of First Successful Submission: 2026-02-26 06:23:05

Debugging Programs

Time of First Successful Submission: 2026-02-16 22:40:06

Inspecting Registers

Time of First Successful Submission: 2026-02-16 22:47:34

Examining Memory

Time of First Successful Submission: 2026-02-16 23:24:43

Setting Breakpoints

Time of First Successful Submission: 2026-02-16 23:35:55


Playing With Programs

65 / 116 4306 / 23371


What's the password?

Time of First Successful Submission: 2026-01-15 05:59:56

... and again!

Time of First Successful Submission: 2026-01-15 06:01:09

Newline Troubles

Time of First Successful Submission: 2026-01-15 06:09:39

Reasoning about files

Time of First Successful Submission: 2026-01-15 06:14:19

Specifying Filenames

Time of First Successful Submission: 2026-01-15 06:15:56

Binary and Hex Encoding

Time of First Successful Submission: 2026-01-15 06:21:13

More Hex

Time of First Successful Submission: 2026-01-15 06:25:06

Decoding Hex

Time of First Successful Submission: 2026-01-15 06:29:36

Decoding Practice

Time of First Successful Submission: 2026-01-15 16:23:06

Encoding Practice

Time of First Successful Submission: 2026-01-15 16:26:55

Hex-encoding ASCII

Time of First Successful Submission: 2026-01-15 16:52:28

Nested Encoding

Time of First Successful Submission: 2026-01-15 17:02:45

Hex-encoding UTF-8

Time of First Successful Submission: 2026-01-15 20:43:02

UTF Mixups

Time of First Successful Submission: 2026-01-15 21:06:02

Modifying Encoded Data

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

Decoding Base64

Time of First Successful Submission: 2026-01-15 21:44:28

Encoding Base64

Time of First Successful Submission: 2026-01-15 21:46:09

Dealing with Obfuscation

Time of First Successful Submission: 2026-01-15 21:55:59

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-01-15 22:14:12

Your First HTTP Request

Time of First Successful Submission: 2026-01-16 07:24:03

Reading Flask

Time of First Successful Submission: 2026-01-16 07:25:52

Commented Data

Time of First Successful Submission: 2026-01-16 07:27:52

HTTP Metadata

Time of First Successful Submission: 2026-01-16 07:29:49

HTTP (netcat)

Time of First Successful Submission: 2026-01-16 07:37:48

HTTP Paths (netcat)

Time of First Successful Submission: 2026-01-16 07:41:31

HTTP (curl)

Time of First Successful Submission: 2026-01-20 16:34:07

HTTP (python)

Time of First Successful Submission: 2026-01-20 16:35:52

HTTP Host Header (python)

Time of First Successful Submission: 2026-01-20 16:43:24

HTTP Host Header (curl)

Time of First Successful Submission: 2026-01-20 16:51:33

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-01-26 00:27:35

URL Encoding (netcat)

Time of First Successful Submission: 2026-01-26 00:40:04

HTTP GET Parameters

Time of First Successful Submission: 2026-01-26 00:43:15

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-01-27 16:14:43

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-01-27 16:22:31

HTTP Forms

Time of First Successful Submission: 2026-01-27 16:23:40

HTTP Forms (curl)

Time of First Successful Submission: 2026-01-27 16:26:35

HTTP Forms (netcat)

Time of First Successful Submission: 2026-01-27 16:42:57

HTTP Forms (python)

Time of First Successful Submission: 2026-01-27 16:47:39

HTTP Forms Without Forms

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

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-02-02 01:40:05

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-02-02 01:47:18

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-02-02 01:54:31

HTTP Redirects (curl)

Time of First Successful Submission: 2026-02-02 01:59:08

HTTP Redirects (python)

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

HTTP Cookies (curl)

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

HTTP Cookies (netcat)

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

HTTP Cookies (python)

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

Server State (python)

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

Listening Web

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

Speaking Redirects

Time of First Successful Submission: 2026-02-02 03:26:59

JavaScript Redirects

Time of First Successful Submission: 2026-02-02 03:44:13

Including JavaScript

Time of First Successful Submission: 2026-02-02 03:55:07

HTTP (javascript)

Time of First Successful Submission: 2026-02-02 03:58:30

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-02-02 04:00:10

HTTP Forms (javascript)

Time of First Successful Submission: 2026-02-02 04:36:17

SQL Queries

Time of First Successful Submission: 2026-02-02 04:12:14

Filtering SQL

Time of First Successful Submission: 2026-02-02 04:13:57

Choosing Columns

Time of First Successful Submission: 2026-02-02 04:15:16

Exclusionary Filtering

Time of First Successful Submission: 2026-02-02 04:16:49

Filtering Strings

Time of First Successful Submission: 2026-02-02 04:19:10

Filtering on Expressions

Time of First Successful Submission: 2026-02-02 04:20:39

SELECTing Expressions

Time of First Successful Submission: 2026-02-02 04:27:15

Composite Conditions

Time of First Successful Submission: 2026-02-02 04:28:20

Reaching Your LIMITs

Time of First Successful Submission: 2026-02-02 04:29:21

Querying Metadata

Time of First Successful Submission: 2026-02-02 04:32:33


GCA CTF

5 / 104 32264 / 43578


Using the Terminal

Time of First Successful Submission: 2026-01-14 01:47:08

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-14 01:48:31

Using the GUI Desktop

Time of First Successful Submission: 2026-01-14 01:51:19

Pasting into the Desktop

Time of First Successful Submission: 2026-01-14 01:52:01

Restarting Challenges

Time of First Successful Submission: 2026-01-14 01:53:47