don

🐧 💻 🔤

pwn.college Archives

1 / 202 22552 / 22795


Triple Dereference

Time of First Successful Submission: 2026-02-04 21:21:15


Intro to Programming Languages

15 / 234 8679 / 32010


Commands

Time of First Successful Submission: 2026-02-04 20:04:55

Command Arguments

Time of First Successful Submission: 2026-02-04 20:05:26

Command History

Time of First Successful Submission: 2026-02-04 20:05:51

The Root Path

Time of First Successful Submission: 2026-02-04 20:06:58

Absolute Paths

Time of First Successful Submission: 2026-02-04 20:07:39

Changing position

Time of First Successful Submission: 2026-02-04 20:08:03

Changing to an Absolute Path

Time of First Successful Submission: 2026-02-04 20:09:05

Relative Paths

Time of First Successful Submission: 2026-02-04 20:10:30

Cat

Time of First Successful Submission: 2026-02-04 20:45:59

Ls

Time of First Successful Submission: 2026-02-05 13:16:22

Ls All

Time of First Successful Submission: 2026-02-05 13:21:14

Find

Time of First Successful Submission: 2026-02-05 13:31:18

Piping Echo

Time of First Successful Submission: 2026-02-18 13:39:23

Piping Stdout

Time of First Successful Submission: 2026-02-18 13:40:04

Piping Stdin

Time of First Successful Submission: 2026-02-18 13:42:38


Intro to Cybersecurity

78 / 183 3534 / 20046


Path Traversal 1

Time of First Successful Submission: 2026-03-07 21:44:25

Path Traversal 2

Time of First Successful Submission: 2026-03-07 22:09:38

CMDi 1

Time of First Successful Submission: 2026-03-07 22:12:21

CMDi 2

Time of First Successful Submission: 2026-03-07 22:14:30

CMDi 3

Time of First Successful Submission: 2026-03-07 22:18:04

CMDi 4

Time of First Successful Submission: 2026-03-07 22:20:12

CMDi 5

Time of First Successful Submission: 2026-03-07 22:27:17

CMDi 6

Time of First Successful Submission: 2026-03-07 22:56:21

Authentication Bypass 1

Time of First Successful Submission: 2026-03-08 00:16:36

Authentication Bypass 2

Time of First Successful Submission: 2026-03-08 00:18:46

SQLi 1

Time of First Successful Submission: 2026-03-08 01:05:44

SQLi 2

Time of First Successful Submission: 2026-03-08 01:07:49

SQLi 3

Time of First Successful Submission: 2026-03-08 01:16:50

SQLi 4

Time of First Successful Submission: 2026-03-08 01:26:17

SQLi 5

Time of First Successful Submission: 2026-03-08 01:53:32

XSS 1

Time of First Successful Submission: 2026-03-08 13:55:19

XSS 2

Time of First Successful Submission: 2026-03-08 13:57:37

XSS 3

Time of First Successful Submission: 2026-03-08 14:08:52

XSS 4

Time of First Successful Submission: 2026-03-08 14:12:34

XSS 5

Time of First Successful Submission: 2026-03-08 14:30:23

XSS 6

Time of First Successful Submission: 2026-03-08 14:40:07

XSS 7

Time of First Successful Submission: 2026-03-08 14:44:46

CSRF 1

Time of First Successful Submission: 2026-03-08 16:35:38

CSRF 2

Time of First Successful Submission: 2026-03-08 16:59:31

CSRF 3

Time of First Successful Submission: 2026-03-08 17:22:32

CSRF 4

Time of First Successful Submission: 2026-03-08 17:31:58

CSRF 5

Time of First Successful Submission: 2026-03-08 17:48:04

Connect

Time of First Successful Submission: 2026-03-08 18:50:22

Send

Time of First Successful Submission: 2026-03-08 18:51:04

Shutdown

Time of First Successful Submission: 2026-03-08 18:53:03

Listen

Time of First Successful Submission: 2026-03-08 18:53:37

Scan 1

Time of First Successful Submission: 2026-03-08 19:01:27

Scan 2

Time of First Successful Submission: 2026-03-08 19:29:44

Monitor 1

Time of First Successful Submission: 2026-03-08 19:34:14

Monitor 2

Time of First Successful Submission: 2026-03-08 19:41:01

Sniffing Cookies

Time of First Successful Submission: 2026-03-08 19:49:20

Network Configuration

Time of First Successful Submission: 2026-03-08 19:56:08

Firewall 1

Time of First Successful Submission: 2026-03-08 20:30:58

Firewall 2

Time of First Successful Submission: 2026-03-08 20:33:13

Firewall 3

Time of First Successful Submission: 2026-03-08 20:37:02

Denial of Service 1

Time of First Successful Submission: 2026-03-08 20:38:22

Denial of Service 2

Time of First Successful Submission: 2026-03-08 20:41:13

Denial of Service 3

Time of First Successful Submission: 2026-03-08 21:02:52

Ethernet

Time of First Successful Submission: 2026-03-08 21:10:16

IP

Time of First Successful Submission: 2026-03-08 21:24:50

TCP

Time of First Successful Submission: 2026-03-08 21:27:06

TCP Handshake

Time of First Successful Submission: 2026-03-08 21:29:13

UDP

Time of First Successful Submission: 2026-03-08 21:33:22

UDP 2

Time of First Successful Submission: 2026-03-08 21:35:11

UDP Spoofing 1

Time of First Successful Submission: 2026-03-08 21:41:20

UDP Spoofing 2

Time of First Successful Submission: 2026-03-08 21:45:30

UDP Spoofing 3

Time of First Successful Submission: 2026-03-08 21:47:57

UDP Spoofing 4

Time of First Successful Submission: 2026-03-08 22:18:21

ARP

Time of First Successful Submission: 2026-03-08 22:25:33

Intercept

Time of First Successful Submission: 2026-03-11 01:41:00

Man-in-the-Middle

Time of First Successful Submission: 2026-03-12 18:40:01

XOR

Time of First Successful Submission: 2026-03-12 21:08:58

XORing Hex

Time of First Successful Submission: 2026-03-12 21:11:54

XORing ASCII

Time of First Successful Submission: 2026-03-12 21:43:01

XORing ASCII Strings

Time of First Successful Submission: 2026-03-13 22:01:14

One-time Pad

Time of First Successful Submission: 2026-03-13 22:14:38

One-time Pad Tampering

Time of First Successful Submission: 2026-03-13 22:45:08

level1

Time of First Successful Submission: 2026-03-21 19:15:34

level2

Time of First Successful Submission: 2026-03-21 19:16:15

level3

Time of First Successful Submission: 2026-03-21 19:21:16

level4

Time of First Successful Submission: 2026-03-21 19:22:19

level5

Time of First Successful Submission: 2026-03-21 19:24:11

level6

Time of First Successful Submission: 2026-03-21 19:33:52

level7

Time of First Successful Submission: 2026-03-21 19:35:19

level8

Time of First Successful Submission: 2026-03-21 19:36:11

level9

Time of First Successful Submission: 2026-03-21 19:36:55

level10

Time of First Successful Submission: 2026-03-21 19:39:56

level11

Time of First Successful Submission: 2026-03-21 19:43:18

level12

Time of First Successful Submission: 2026-03-21 19:44:48

level13

Time of First Successful Submission: 2026-03-21 19:45:48

level14

Time of First Successful Submission: 2026-03-21 19:46:30

level15

Time of First Successful Submission: 2026-03-21 19:46:58

level16

Time of First Successful Submission: 2026-03-21 19:48:15


Start Here

10 / 12 19384 / 43382


Using the Terminal

Time of First Successful Submission: 2026-02-04 19:38:12

Using the VSCode Workspace

Time of First Successful Submission: 2026-02-04 19:39:49

Using the GUI Desktop

Time of First Successful Submission: 2026-02-04 19:42:01

Pasting into the Desktop

Time of First Successful Submission: 2026-02-04 19:42:58

Restarting Challenges

Time of First Successful Submission: 2026-02-04 19:46:50

Challenge Programs

Time of First Successful Submission: 2026-02-04 19:48:25

The Flag File

Time of First Successful Submission: 2026-02-04 19:50:05

Using Privileged Mode

Time of First Successful Submission: 2026-02-04 19:55:42

Persistent Home Directories - One

Time of First Successful Submission: 2026-02-04 20:03:44

Persistent Home Directories - Two

Time of First Successful Submission: 2026-02-04 19:59:12


Linux Luminarium

128 / 128 2200 / 32419


Intro to Commands

Time of First Successful Submission: 2026-02-04 20:04:55

Intro to Arguments

Time of First Successful Submission: 2026-02-04 20:05:26

Command History

Time of First Successful Submission: 2026-02-04 20:05:51

The Root

Time of First Successful Submission: 2026-02-04 20:06:58

Program and absolute paths

Time of First Successful Submission: 2026-02-04 20:07:39

Position thy self

Time of First Successful Submission: 2026-02-04 20:08:03

Position elsewhere

Time of First Successful Submission: 2026-02-04 20:09:05

implicit relative paths, from /

Time of First Successful Submission: 2026-02-04 20:10:30

explicit relative paths, from /

Time of First Successful Submission: 2026-02-04 20:11:45

implicit relative path

Time of First Successful Submission: 2026-02-04 20:12:17

home sweet home

Time of First Successful Submission: 2026-02-04 20:14:20

cat: not the pet, but the command!

Time of First Successful Submission: 2026-02-04 20:45:59

catting absolute paths

Time of First Successful Submission: 2026-02-05 13:11:39

more catting practice

Time of First Successful Submission: 2026-02-05 13:12:11

grepping for a needle in a haystack

Time of First Successful Submission: 2026-02-05 13:12:51

comparing files

Time of First Successful Submission: 2026-02-05 13:14:34

listing files

Time of First Successful Submission: 2026-02-05 13:16:22

touching files

Time of First Successful Submission: 2026-02-05 13:17:04

removing files

Time of First Successful Submission: 2026-02-05 13:19:33

moving files

Time of First Successful Submission: 2026-02-05 13:20:07

copying files

Time of First Successful Submission: 2026-02-05 13:20:38

hidden files

Time of First Successful Submission: 2026-02-05 13:21:14

An Epic Filesystem Quest

Time of First Successful Submission: 2026-02-05 13:26:19

making directories

Time of First Successful Submission: 2026-02-05 13:26:53

finding files

Time of First Successful Submission: 2026-02-05 13:31:18

linking files

Time of First Successful Submission: 2026-02-05 13:33:25

Learning From Documentation

Time of First Successful Submission: 2026-02-05 15:58:43

Learning Complex Usage

Time of First Successful Submission: 2026-02-05 15:59:19

Reading Manuals

Time of First Successful Submission: 2026-02-05 16:01:01

Searching Manuals

Time of First Successful Submission: 2026-02-05 16:03:43

Searching For Manuals

Time of First Successful Submission: 2026-02-05 16:09:14

Helpful Programs

Time of First Successful Submission: 2026-02-05 16:11:16

Help for Builtins

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

Matching with *

Time of First Successful Submission: 2026-02-05 17:02:25

Matching with ?

Time of First Successful Submission: 2026-02-05 17:03:09

Matching with []

Time of First Successful Submission: 2026-02-05 17:04:08

Matching paths with []

Time of First Successful Submission: 2026-02-05 17:04:42

Multiple globs

Time of First Successful Submission: 2026-02-05 17:06:19

Mixing globs

Time of First Successful Submission: 2026-02-05 18:13:28

Exclusionary globbing

Time of First Successful Submission: 2026-02-05 18:14:29

Tab completion

Time of First Successful Submission: 2026-02-05 18:16:08

Multiple options for tab completion

Time of First Successful Submission: 2026-02-05 18:16:48

Tab completion on commands

Time of First Successful Submission: 2026-02-05 18:17:13

Redirecting output

Time of First Successful Submission: 2026-02-18 13:39:23

Redirecting more output

Time of First Successful Submission: 2026-02-18 13:40:04

Appending output

Time of First Successful Submission: 2026-02-18 13:40:51

Redirecting errors

Time of First Successful Submission: 2026-02-18 13:41:41

Redirecting input

Time of First Successful Submission: 2026-02-18 13:42:38

Grepping stored results

Time of First Successful Submission: 2026-02-18 13:43:42

Grepping live output

Time of First Successful Submission: 2026-02-18 13:44:22

Grepping errors

Time of First Successful Submission: 2026-02-18 13:45:28

Filtering with grep -v

Time of First Successful Submission: 2026-02-18 13:46:11

Filtering with sed

Time of First Successful Submission: 2026-02-18 13:46:46

Duplicating piped data with tee

Time of First Successful Submission: 2026-02-18 13:52:42

Process substitution for input

Time of First Successful Submission: 2026-02-18 13:55:16

Writing to multiple programs

Time of First Successful Submission: 2026-02-18 13:58:34

Split-piping stderr and stdout

Time of First Successful Submission: 2026-02-18 14:03:02

Named pipes

Time of First Successful Submission: 2026-02-18 14:07:18

Printing Variables

Time of First Successful Submission: 2026-02-19 15:26:53

Setting Variables

Time of First Successful Submission: 2026-02-19 15:27:21

Multi-word Variables

Time of First Successful Submission: 2026-02-19 15:27:50

Exporting Variables

Time of First Successful Submission: 2026-02-19 15:29:03

Printing Exported Variables

Time of First Successful Submission: 2026-02-19 15:29:35

Storing Command Output

Time of First Successful Submission: 2026-02-19 15:30:34

Reading Input

Time of First Successful Submission: 2026-02-19 15:32:06

Reading Files

Time of First Successful Submission: 2026-02-19 15:33:14

Translating characters

Time of First Successful Submission: 2026-02-19 17:26:41

Deleting characters

Time of First Successful Submission: 2026-02-19 17:27:15

Deleting newlines

Time of First Successful Submission: 2026-02-19 17:28:56

Extracting the first lines with head

Time of First Successful Submission: 2026-02-19 17:29:35

Extracting specific sections of text

Time of First Successful Submission: 2026-02-19 17:30:50

Sorting data

Time of First Successful Submission: 2026-02-19 17:32:54

Listing Processes

Time of First Successful Submission: 2026-02-19 19:03:12

Killing Processes

Time of First Successful Submission: 2026-02-19 19:04:28

Interrupting Processes

Time of First Successful Submission: 2026-02-19 19:04:53

Killing Misbehaving Processes

Time of First Successful Submission: 2026-02-19 19:07:25

Suspending Processes

Time of First Successful Submission: 2026-02-19 19:08:02

Resuming Processes

Time of First Successful Submission: 2026-02-19 19:08:28

Backgrounding Processes

Time of First Successful Submission: 2026-02-19 19:10:18

Foregrounding Processes

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

Starting Backgrounded Processes

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

Process Exit Codes

Time of First Successful Submission: 2026-02-19 19:11:57

Becoming root with su

Time of First Successful Submission: 2026-02-19 19:52:03

Other users with su

Time of First Successful Submission: 2026-02-19 19:52:55

Cracking passwords

Time of First Successful Submission: 2026-02-19 19:55:03

Using sudo

Time of First Successful Submission: 2026-02-19 19:55:52

Changing File Ownership

Time of First Successful Submission: 2026-02-24 17:01:07

Groups and Files

Time of First Successful Submission: 2026-02-24 17:01:50

Fun With Groups Names

Time of First Successful Submission: 2026-02-24 17:02:36

Changing Permissions

Time of First Successful Submission: 2026-02-24 17:03:46

Executable Files

Time of First Successful Submission: 2026-02-24 17:08:54

Permission Tweaking Practice

Time of First Successful Submission: 2026-02-24 17:23:21

Permissions Setting Practice

Time of First Successful Submission: 2026-02-24 17:28:44

The SUID Bit

Time of First Successful Submission: 2026-02-24 17:29:22

Chaining with Semicolons

Time of First Successful Submission: 2026-02-24 17:47:14

Building on Success

Time of First Successful Submission: 2026-02-24 17:52:15

Handling Failure

Time of First Successful Submission: 2026-02-24 17:49:33

Your First Shell Script

Time of First Successful Submission: 2026-02-24 17:51:51

Redirecting Script Output

Time of First Successful Submission: 2026-02-24 17:54:28

Executable Shell Scripts

Time of First Successful Submission: 2026-02-24 17:56:35

Understanding Shebangs

Time of First Successful Submission: 2026-02-24 17:58:17

Scripting with Arguments

Time of First Successful Submission: 2026-02-24 18:00:55

Scripting with Conditionals

Time of First Successful Submission: 2026-02-24 18:05:22

Scripting with Default Cases

Time of First Successful Submission: 2026-02-24 18:06:54

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-02-24 18:09:48

Reading Shell Scripts

Time of First Successful Submission: 2026-02-24 18:10:49

Launching Screen

Time of First Successful Submission: 2026-02-24 18:12:00

Detaching and Attaching

Time of First Successful Submission: 2026-02-24 18:13:20

Finding Sessions

Time of First Successful Submission: 2026-02-24 18:15:13

Switching Windows

Time of First Successful Submission: 2026-02-24 18:17:27

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-02-24 18:18:43

Switching Windows (tmux)

Time of First Successful Submission: 2026-02-24 18:19:14

The PATH Variable

Time of First Successful Submission: 2026-02-24 18:20:32

Setting PATH

Time of First Successful Submission: 2026-02-24 18:22:17

Finding Commands

Time of First Successful Submission: 2026-02-24 18:23:45

Adding Commands

Time of First Successful Submission: 2026-02-24 18:25:39

Hijacking Commands

Time of First Successful Submission: 2026-02-24 18:29:16

Bashrc Backdoor

Time of First Successful Submission: 2026-02-24 18:32:17

Sniffing Input

Time of First Successful Submission: 2026-02-24 18:38:56

Overshared Directories

Time of First Successful Submission: 2026-02-24 18:43:44

Tricky Linking

Time of First Successful Submission: 2026-02-24 18:55:11

Sniffing Process Arguments

Time of First Successful Submission: 2026-02-24 18:56:37

Snooping on Configurations

Time of First Successful Submission: 2026-02-24 18:58:19

The Fork Bomb

Time of First Successful Submission: 2026-02-24 19:18:07

Disk-Space Doomsday

Time of First Successful Submission: 2026-02-24 19:55:52

rm -rf /

Time of First Successful Submission: 2026-02-24 19:59:04

Life after rm -rf /

Time of First Successful Submission: 2026-02-24 20:03:01

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-02-24 20:05:37


Computing 101

94 / 94 222 / 21537


Your First Register

Time of First Successful Submission: 2026-02-04 20:48:36

Your First Syscall

Time of First Successful Submission: 2026-02-04 20:50:19

Exit Codes

Time of First Successful Submission: 2026-02-04 20:53:08

Building Executables

Time of First Successful Submission: 2026-02-04 20:56:02

Moving Between Registers

Time of First Successful Submission: 2026-02-04 21:00:12

Loading From Memory

Time of First Successful Submission: 2026-02-04 21:06:20

More Loading Practice

Time of First Successful Submission: 2026-02-04 21:08:14

Dereferencing Pointers

Time of First Successful Submission: 2026-02-04 21:11:48

Dereferencing Yourself

Time of First Successful Submission: 2026-02-04 21:13:36

Dereferencing with Offsets

Time of First Successful Submission: 2026-02-04 21:15:44

Stored Addresses

Time of First Successful Submission: 2026-02-04 21:17:59

Double Dereference

Time of First Successful Submission: 2026-02-04 21:20:24

The Stack

Time of First Successful Submission: 2026-02-26 19:40:34

Stack Offsets

Time of First Successful Submission: 2026-02-26 19:42:06

Program Arguments on the Stack

Time of First Successful Submission: 2026-02-26 19:43:44

Popping From the Stack

Time of First Successful Submission: 2026-02-26 19:45:48

Disassembling Programs

Time of First Successful Submission: 2026-02-26 19:59:20

Tracing Syscalls

Time of First Successful Submission: 2026-02-04 21:01:44

Starting GDB

Time of First Successful Submission: 2026-02-04 21:02:27

Quitting GDB

Time of First Successful Submission: 2026-02-26 20:03:02

Starting Programs in GDB

Time of First Successful Submission: 2026-02-04 21:03:29

Disassembling in GDB

Time of First Successful Submission: 2026-02-26 20:04:46

Stepping Through Instructions

Time of First Successful Submission: 2026-02-26 20:06:01

Reading Register Values

Time of First Successful Submission: 2026-02-26 20:06:45

Popping Stack Values

Time of First Successful Submission: 2026-02-26 20:08:12

Examining Memory

Time of First Successful Submission: 2026-02-26 20:09:33

Examining Stack Pointers

Time of First Successful Submission: 2026-02-26 20:11:55

Cooperative Debugging

Time of First Successful Submission: 2026-02-26 20:17:49

Writing Output

Time of First Successful Submission: 2026-02-04 21:29:25

Chaining Syscalls

Time of First Successful Submission: 2026-02-04 21:31:30

Writing Strings

Time of First Successful Submission: 2026-02-04 21:33:20

Reading Data

Time of First Successful Submission: 2026-02-04 21:37:37

Opening Files

Time of First Successful Submission: 2026-02-26 21:48:35

Hardcoding the Filename

Time of First Successful Submission: 2026-02-26 22:06:39

Comparing Values

Time of First Successful Submission: 2026-02-27 16:40:42

Comparing Characters

Time of First Successful Submission: 2026-02-27 16:43:35

Conditional Control Flow

Time of First Successful Submission: 2026-02-27 16:51:01

Comparing Strings

Time of First Successful Submission: 2026-02-27 16:57:07

Reverse the Password

Time of First Successful Submission: 2026-02-27 17:01:37

Conditionals Without Conditionals

Time of First Successful Submission: 2026-02-27 17:49:37

Looping

Time of First Successful Submission: 2026-02-27 18:00:40

Reverse the Calculation

Time of First Successful Submission: 2026-02-27 18:10:54

Reverse the Reverse

Time of First Successful Submission: 2026-02-27 18:13:10

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-02-27 18:17:02

Loops on Data

Time of First Successful Submission: 2026-02-27 18:25:41

set-register

Time of First Successful Submission: 2026-02-04 21:41:26

set-multiple-registers

Time of First Successful Submission: 2026-02-04 21:44:10

add-to-register

Time of First Successful Submission: 2026-02-04 21:45:44

linear-equation-registers

Time of First Successful Submission: 2026-02-04 21:48:02

integer-division

Time of First Successful Submission: 2026-02-04 21:50:43

modulo-operation

Time of First Successful Submission: 2026-02-04 21:54:26

set-upper-byte

Time of First Successful Submission: 2026-02-04 21:58:07

efficient-modulo

Time of First Successful Submission: 2026-02-04 23:05:15

byte-extraction

Time of First Successful Submission: 2026-02-27 19:41:50

bitwise-and

Time of First Successful Submission: 2026-02-27 19:45:21

check-even

Time of First Successful Submission: 2026-02-27 20:15:33

memory-read

Time of First Successful Submission: 2026-02-27 20:59:43

memory-write

Time of First Successful Submission: 2026-02-27 21:01:22

memory-increment

Time of First Successful Submission: 2026-02-27 21:10:45

byte-access

Time of First Successful Submission: 2026-02-27 21:17:56

memory-size-access

Time of First Successful Submission: 2026-02-27 21:19:22

little-endian-write

Time of First Successful Submission: 2026-02-27 21:40:30

memory-sum

Time of First Successful Submission: 2026-02-27 21:50:52

stack-subtraction

Time of First Successful Submission: 2026-02-27 21:54:37

swap-stack-values

Time of First Successful Submission: 2026-02-27 21:55:39

average-stack-values

Time of First Successful Submission: 2026-02-27 22:44:09

absolute-jump

Time of First Successful Submission: 2026-02-28 00:05:14

relative-jump

Time of First Successful Submission: 2026-02-28 00:44:23

jump-trampoline

Time of First Successful Submission: 2026-02-28 13:05:50

conditional-jump

Time of First Successful Submission: 2026-02-28 14:22:18

indirect-jump

Time of First Successful Submission: 2026-02-28 14:59:24

average-loop

Time of First Successful Submission: 2026-02-28 16:02:05

count-non-zero

Time of First Successful Submission: 2026-02-28 17:07:27

string-lower

Time of First Successful Submission: 2026-02-28 18:53:51

most-common-byte

Time of First Successful Submission: 2026-02-28 21:31:26

Exit

Time of First Successful Submission: 2026-03-01 20:53:27

Socket

Time of First Successful Submission: 2026-03-01 21:38:57

Bind

Time of First Successful Submission: 2026-03-01 22:14:45

Listen

Time of First Successful Submission: 2026-03-02 18:08:46

Accept

Time of First Successful Submission: 2026-03-02 18:11:11

Static Response

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

Dynamic Response

Time of First Successful Submission: 2026-03-03 18:00:11

Iterative GET Server

Time of First Successful Submission: 2026-03-03 18:31:31

Concurrent GET Server

Time of First Successful Submission: 2026-03-03 20:43:49

Concurrent POST Server

Time of First Successful Submission: 2026-03-03 22:07:17

Web Server

Time of First Successful Submission: 2026-03-04 14:29:39

Debugging Programs

Time of First Successful Submission: 2026-03-04 16:40:29

Inspecting Registers

Time of First Successful Submission: 2026-03-04 16:41:48

Examining Memory

Time of First Successful Submission: 2026-03-04 17:45:50

Setting Breakpoints

Time of First Successful Submission: 2026-03-05 16:18:46

GDB Scripting

Time of First Successful Submission: 2026-03-05 16:29:41

Modifying Data

Time of First Successful Submission: 2026-03-05 19:28:23

Modifying Execution

Time of First Successful Submission: 2026-03-05 19:31:36

Broken Functions

Time of First Successful Submission: 2026-03-05 19:55:15


Playing With Programs

116 / 116 794 / 23388


What's the password?

Time of First Successful Submission: 2026-03-05 20:02:10

... and again!

Time of First Successful Submission: 2026-03-05 20:02:42

Newline Troubles

Time of First Successful Submission: 2026-03-05 20:05:01

Reasoning about files

Time of First Successful Submission: 2026-03-05 20:20:23

Specifying Filenames

Time of First Successful Submission: 2026-03-05 20:42:51

Binary and Hex Encoding

Time of First Successful Submission: 2026-03-05 20:51:49

More Hex

Time of First Successful Submission: 2026-03-05 20:53:14

Decoding Hex

Time of First Successful Submission: 2026-03-05 21:00:50

Decoding Practice

Time of First Successful Submission: 2026-03-05 21:03:45

Encoding Practice

Time of First Successful Submission: 2026-03-05 21:14:10

Hex-encoding ASCII

Time of First Successful Submission: 2026-03-05 21:55:32

Nested Encoding

Time of First Successful Submission: 2026-03-05 22:06:30

Hex-encoding UTF-8

Time of First Successful Submission: 2026-03-05 22:13:31

UTF Mixups

Time of First Successful Submission: 2026-03-05 22:17:26

Modifying Encoded Data

Time of First Successful Submission: 2026-03-05 22:27:53

Decoding Base64

Time of First Successful Submission: 2026-03-05 22:53:23

Encoding Base64

Time of First Successful Submission: 2026-03-05 22:58:25

Dealing with Obfuscation

Time of First Successful Submission: 2026-03-05 23:02:58

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-03-06 00:16:40

Your First HTTP Request

Time of First Successful Submission: 2026-03-06 13:10:34

Reading Flask

Time of First Successful Submission: 2026-03-06 17:17:56

Commented Data

Time of First Successful Submission: 2026-03-06 17:19:38

HTTP Metadata

Time of First Successful Submission: 2026-03-06 17:21:10

HTTP (netcat)

Time of First Successful Submission: 2026-03-06 17:22:40

HTTP Paths (netcat)

Time of First Successful Submission: 2026-03-06 17:25:52

HTTP (curl)

Time of First Successful Submission: 2026-03-06 17:27:13

HTTP (python)

Time of First Successful Submission: 2026-03-06 17:29:03

HTTP Host Header (python)

Time of First Successful Submission: 2026-03-06 17:43:10

HTTP Host Header (curl)

Time of First Successful Submission: 2026-03-06 17:43:55

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-03-06 17:44:38

URL Encoding (netcat)

Time of First Successful Submission: 2026-03-06 17:47:27

HTTP GET Parameters

Time of First Successful Submission: 2026-03-06 17:48:32

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-03-06 17:49:59

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-03-06 17:51:07

HTTP Forms

Time of First Successful Submission: 2026-03-06 17:57:23

HTTP Forms (curl)

Time of First Successful Submission: 2026-03-06 17:59:55

HTTP Forms (netcat)

Time of First Successful Submission: 2026-03-06 18:16:31

HTTP Forms (python)

Time of First Successful Submission: 2026-03-06 18:28:10

HTTP Forms Without Forms

Time of First Successful Submission: 2026-03-06 18:34:41

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-03-06 18:37:25

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-03-06 18:46:13

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-03-06 18:47:52

HTTP Redirects (curl)

Time of First Successful Submission: 2026-03-06 18:48:59

HTTP Redirects (python)

Time of First Successful Submission: 2026-03-06 18:50:07

HTTP Cookies (curl)

Time of First Successful Submission: 2026-03-06 18:56:44

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-03-06 19:18:44

HTTP Cookies (python)

Time of First Successful Submission: 2026-03-06 19:21:32

Server State (python)

Time of First Successful Submission: 2026-03-06 19:34:06

Listening Web

Time of First Successful Submission: 2026-03-06 19:37:31

Speaking Redirects

Time of First Successful Submission: 2026-03-06 19:50:47

JavaScript Redirects

Time of First Successful Submission: 2026-03-06 21:08:27

Including JavaScript

Time of First Successful Submission: 2026-03-06 21:27:02

HTTP (javascript)

Time of First Successful Submission: 2026-03-06 21:43:09

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-03-06 21:46:04

HTTP Forms (javascript)

Time of First Successful Submission: 2026-03-06 21:53:59

cat

Time of First Successful Submission: 2026-03-06 22:18:02

more

Time of First Successful Submission: 2026-03-06 22:20:01

less

Time of First Successful Submission: 2026-03-06 22:24:25

tail

Time of First Successful Submission: 2026-03-06 22:25:06

head

Time of First Successful Submission: 2026-03-06 22:25:25

sort

Time of First Successful Submission: 2026-03-06 22:25:59

vim

Time of First Successful Submission: 2026-03-06 22:26:44

emacs

Time of First Successful Submission: 2026-03-06 22:27:07

nano

Time of First Successful Submission: 2026-03-06 22:27:55

rev

Time of First Successful Submission: 2026-03-06 22:28:23

od

Time of First Successful Submission: 2026-03-06 22:31:37

hd

Time of First Successful Submission: 2026-03-06 22:36:41

xxd

Time of First Successful Submission: 2026-03-06 22:41:09

base32

Time of First Successful Submission: 2026-03-06 22:43:06

base64

Time of First Successful Submission: 2026-03-06 22:43:28

split

Time of First Successful Submission: 2026-03-06 22:45:42

gzip

Time of First Successful Submission: 2026-03-07 13:53:58

bzip2

Time of First Successful Submission: 2026-03-07 13:54:56

zip

Time of First Successful Submission: 2026-03-07 14:02:25

tar

Time of First Successful Submission: 2026-03-07 14:10:59

ar

Time of First Successful Submission: 2026-03-07 14:20:49

cpio

Time of First Successful Submission: 2026-03-07 14:25:19

genisoimage

Time of First Successful Submission: 2026-03-07 14:31:52

env

Time of First Successful Submission: 2026-03-07 14:37:35

find

Time of First Successful Submission: 2026-03-07 14:43:45

make

Time of First Successful Submission: 2026-03-07 14:51:52

nice

Time of First Successful Submission: 2026-03-07 14:53:43

timeout

Time of First Successful Submission: 2026-03-07 14:54:45

stdbuf

Time of First Successful Submission: 2026-03-07 14:55:40

setarch

Time of First Successful Submission: 2026-03-07 14:57:41

watch

Time of First Successful Submission: 2026-03-07 14:59:55

socat

Time of First Successful Submission: 2026-03-07 15:01:27

whiptail

Time of First Successful Submission: 2026-03-07 15:05:30

awk

Time of First Successful Submission: 2026-03-07 15:07:03

sed

Time of First Successful Submission: 2026-03-07 15:09:48

ed

Time of First Successful Submission: 2026-03-07 15:56:39

chown

Time of First Successful Submission: 2026-03-07 15:57:13

chmod

Time of First Successful Submission: 2026-03-07 15:57:38

cp

Time of First Successful Submission: 2026-03-07 16:00:06

mv

Time of First Successful Submission: 2026-03-07 16:55:09

perl

Time of First Successful Submission: 2026-03-07 16:56:14

python

Time of First Successful Submission: 2026-03-07 16:57:04

ruby

Time of First Successful Submission: 2026-03-07 16:58:52

bash

Time of First Successful Submission: 2026-03-07 17:01:11

date

Time of First Successful Submission: 2026-03-07 17:02:25

dmesg

Time of First Successful Submission: 2026-03-07 17:03:07

wc

Time of First Successful Submission: 2026-03-07 17:04:44

gcc

Time of First Successful Submission: 2026-03-07 17:05:21

as

Time of First Successful Submission: 2026-03-07 17:05:52

wget

Time of First Successful Submission: 2026-03-07 17:20:22

ssh-keygen

Time of First Successful Submission: 2026-03-07 17:26:26

SQL Queries

Time of First Successful Submission: 2026-03-07 17:35:38

Filtering SQL

Time of First Successful Submission: 2026-03-07 19:43:18

Choosing Columns

Time of First Successful Submission: 2026-03-07 19:44:16

Exclusionary Filtering

Time of First Successful Submission: 2026-03-07 20:00:00

Filtering Strings

Time of First Successful Submission: 2026-03-07 20:02:31

Filtering on Expressions

Time of First Successful Submission: 2026-03-07 20:29:47

SELECTing Expressions

Time of First Successful Submission: 2026-03-07 20:35:55

Composite Conditions

Time of First Successful Submission: 2026-03-07 20:41:39

Reaching Your LIMITs

Time of First Successful Submission: 2026-03-07 20:44:54

Querying Metadata

Time of First Successful Submission: 2026-03-07 20:51:29


GCA CTF

10 / 104 19509 / 43659


Using the Terminal

Time of First Successful Submission: 2026-02-04 19:38:12

Using the VSCode Workspace

Time of First Successful Submission: 2026-02-04 19:39:49

Using the GUI Desktop

Time of First Successful Submission: 2026-02-04 19:42:01

Pasting into the Desktop

Time of First Successful Submission: 2026-02-04 19:42:58

Restarting Challenges

Time of First Successful Submission: 2026-02-04 19:46:50

Challenge Programs

Time of First Successful Submission: 2026-02-04 19:48:25

The Flag File

Time of First Successful Submission: 2026-02-04 19:50:05

Using Privileged Mode

Time of First Successful Submission: 2026-02-04 19:55:42

Persistent Home Directories - One

Time of First Successful Submission: 2026-02-04 20:03:44

Persistent Home Directories - Two

Time of First Successful Submission: 2026-02-04 19:59:12