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pwn.college Archives

1 / 202 21906 / 22775


Triple Dereference

Time of First Successful Submission: 2025-12-18 11:45:40


Intro to Programming Languages

6 / 234 25407 / 31387


Commands

Time of First Successful Submission: 2025-12-16 11:41:38

Command Arguments

Time of First Successful Submission: 2025-12-16 11:42:55

Command History

Time of First Successful Submission: 2025-12-16 11:43:23

Piping Echo

Time of First Successful Submission: 2025-12-16 12:07:16

Piping Stdout

Time of First Successful Submission: 2025-12-16 12:14:26

Piping Stdin

Time of First Successful Submission: 2025-12-16 12:19:01


Intro to Cybersecurity

183 / 183 165 / 19797


Path Traversal 1

Time of First Successful Submission: 2025-12-30 11:27:30

Path Traversal 2

Time of First Successful Submission: 2025-12-30 11:31:10

CMDi 1

Time of First Successful Submission: 2025-12-30 11:35:43

CMDi 2

Time of First Successful Submission: 2025-12-30 11:38:17

CMDi 3

Time of First Successful Submission: 2025-12-30 11:41:56

CMDi 4

Time of First Successful Submission: 2025-12-30 11:44:22

CMDi 5

Time of First Successful Submission: 2025-12-30 11:48:42

CMDi 6

Time of First Successful Submission: 2025-12-30 12:07:15

Authentication Bypass 1

Time of First Successful Submission: 2025-12-30 12:10:56

Authentication Bypass 2

Time of First Successful Submission: 2025-12-30 12:14:05

SQLi 1

Time of First Successful Submission: 2025-12-30 12:24:23

SQLi 2

Time of First Successful Submission: 2025-12-30 12:28:25

SQLi 3

Time of First Successful Submission: 2025-12-30 13:07:46

SQLi 4

Time of First Successful Submission: 2025-12-30 13:10:35

SQLi 5

Time of First Successful Submission: 2025-12-30 13:47:23

XSS 1

Time of First Successful Submission: 2025-12-30 14:53:39

XSS 2

Time of First Successful Submission: 2025-12-30 14:57:08

XSS 3

Time of First Successful Submission: 2025-12-30 15:03:27

XSS 4

Time of First Successful Submission: 2025-12-30 15:11:51

XSS 5

Time of First Successful Submission: 2025-12-30 16:06:31

XSS 6

Time of First Successful Submission: 2025-12-30 16:12:10

XSS 7

Time of First Successful Submission: 2025-12-30 16:45:43

CSRF 1

Time of First Successful Submission: 2025-12-31 12:17:51

CSRF 2

Time of First Successful Submission: 2025-12-31 13:07:35

CSRF 3

Time of First Successful Submission: 2025-12-31 13:18:39

CSRF 4

Time of First Successful Submission: 2025-12-31 13:30:26

CSRF 5

Time of First Successful Submission: 2025-12-31 13:45:53

Connect

Time of First Successful Submission: 2026-01-01 11:53:58

Send

Time of First Successful Submission: 2026-01-01 11:55:41

Shutdown

Time of First Successful Submission: 2026-01-01 11:57:59

Listen

Time of First Successful Submission: 2026-01-01 11:58:49

Scan 1

Time of First Successful Submission: 2026-01-01 12:18:55

Scan 2

Time of First Successful Submission: 2026-01-01 12:34:15

Monitor 1

Time of First Successful Submission: 2026-01-01 12:42:41

Monitor 2

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

Sniffing Cookies

Time of First Successful Submission: 2026-01-01 12:58:23

Network Configuration

Time of First Successful Submission: 2026-01-01 13:16:41

Firewall 1

Time of First Successful Submission: 2026-01-01 13:21:26

Firewall 2

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

Firewall 3

Time of First Successful Submission: 2026-01-01 13:58:04

Denial of Service 1

Time of First Successful Submission: 2026-01-01 13:59:38

Denial of Service 2

Time of First Successful Submission: 2026-01-01 14:09:07

Denial of Service 3

Time of First Successful Submission: 2026-01-01 14:36:25

Ethernet

Time of First Successful Submission: 2026-01-01 14:47:19

IP

Time of First Successful Submission: 2026-01-01 14:53:25

TCP

Time of First Successful Submission: 2026-01-01 14:57:49

TCP Handshake

Time of First Successful Submission: 2026-01-01 15:53:44

UDP

Time of First Successful Submission: 2026-01-01 15:58:24

UDP 2

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

UDP Spoofing 1

Time of First Successful Submission: 2026-01-01 16:04:13

UDP Spoofing 2

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

UDP Spoofing 3

Time of First Successful Submission: 2026-01-02 15:09:22

UDP Spoofing 4

Time of First Successful Submission: 2026-01-02 16:54:21

ARP

Time of First Successful Submission: 2026-01-03 12:51:13

Intercept

Time of First Successful Submission: 2026-01-03 17:00:49

Man-in-the-Middle

Time of First Successful Submission: 2026-01-04 13:51:03

XOR

Time of First Successful Submission: 2026-01-06 12:16:15

XORing Hex

Time of First Successful Submission: 2026-01-06 12:34:19

XORing ASCII

Time of First Successful Submission: 2026-01-06 12:57:26

XORing ASCII Strings

Time of First Successful Submission: 2026-01-06 13:19:26

One-time Pad

Time of First Successful Submission: 2026-01-06 13:22:54

One-time Pad Tampering

Time of First Successful Submission: 2026-01-06 13:30:07

Many-time Pad

Time of First Successful Submission: 2026-01-06 14:36:17

AES

Time of First Successful Submission: 2026-01-06 14:43:02

AES-ECB-CPA

Time of First Successful Submission: 2026-01-07 12:10:59

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2026-01-07 12:37:53

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2026-01-07 12:44:52

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2026-01-07 12:57:46

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2026-01-07 13:24:35

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2026-01-07 13:28:15

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2026-01-07 15:58:20

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2026-01-07 16:55:10

AES-CBC

Time of First Successful Submission: 2026-01-08 11:48:46

AES-CBC Tampering

Time of First Successful Submission: 2026-01-08 12:09:57

AES-CBC Resizing

Time of First Successful Submission: 2026-01-08 12:12:17

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2026-01-08 16:04:50

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2026-01-08 16:12:06

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2026-01-08 16:45:00

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2026-01-09 13:20:20

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2026-01-09 13:21:22

DHKE

Time of First Successful Submission: 2026-01-09 13:34:35

DHKE-to-AES

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

RSA 1

Time of First Successful Submission: 2026-01-09 15:06:51

RSA 2

Time of First Successful Submission: 2026-01-09 15:10:29

RSA 3

Time of First Successful Submission: 2026-01-09 15:15:50

RSA 4

Time of First Successful Submission: 2026-01-09 15:32:29

RSA Signatures

Time of First Successful Submission: 2026-01-09 15:39:40

SHA 1

Time of First Successful Submission: 2026-01-09 15:45:48

SHA 2

Time of First Successful Submission: 2026-01-09 15:50:18

TLS 1

Time of First Successful Submission: 2026-01-09 16:09:26

TLS 2

Time of First Successful Submission: 2026-01-09 16:07:39

level1

Time of First Successful Submission: 2026-01-11 11:43:59

level2

Time of First Successful Submission: 2026-01-11 11:44:52

level3

Time of First Successful Submission: 2026-01-11 11:46:17

level4

Time of First Successful Submission: 2026-01-11 11:46:46

level5

Time of First Successful Submission: 2026-01-11 11:48:26

level6

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

level7

Time of First Successful Submission: 2026-01-11 12:01:42

level8

Time of First Successful Submission: 2026-01-11 12:02:29

level9

Time of First Successful Submission: 2026-01-11 12:03:46

level10

Time of First Successful Submission: 2026-01-11 12:06:57

level11

Time of First Successful Submission: 2026-01-12 12:31:02

level12

Time of First Successful Submission: 2026-01-12 12:33:58

level13

Time of First Successful Submission: 2026-01-12 12:35:29

level14

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

level15

Time of First Successful Submission: 2026-01-12 13:18:25

level16

Time of First Successful Submission: 2026-01-12 13:19:53

level17

Time of First Successful Submission: 2026-01-13 14:04:42

level18

Time of First Successful Submission: 2026-01-13 14:05:12

level19

Time of First Successful Submission: 2026-01-13 14:09:04

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2026-01-15 11:55:15

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2026-01-15 11:57:02

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2026-01-15 12:03:23

Reading Endianness (Python)

Time of First Successful Submission: 2026-01-15 12:09:26

Reading Endianness (C)

Time of First Successful Submission: 2026-01-15 12:11:45

Reading Endianness (x86)

Time of First Successful Submission: 2026-01-15 12:14:19

Version Information (Python)

Time of First Successful Submission: 2026-01-15 12:37:40

Version Information (C)

Time of First Successful Submission: 2026-01-15 12:38:54

Version Information (x86)

Time of First Successful Submission: 2026-01-15 12:58:47

Metadata and Data (Python)

Time of First Successful Submission: 2026-01-15 13:52:28

Metadata and Data (C)

Time of First Successful Submission: 2026-01-15 13:55:15

Metadata and Data (x86)

Time of First Successful Submission: 2026-01-15 13:58:11

Input Restrictions (Python)

Time of First Successful Submission: 2026-01-15 14:06:05

Input Restrictions (C)

Time of First Successful Submission: 2026-01-15 14:09:48

Input Restrictions (x86)

Time of First Successful Submission: 2026-01-15 14:12:21

Behold the cIMG! (Python)

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

Behold the cIMG! (C)

Time of First Successful Submission: 2026-01-15 14:25:20

Behold the cIMG! (x86)

Time of First Successful Submission: 2026-01-15 14:34:42

A Basic cIMG (Python)

Time of First Successful Submission: 2026-01-15 14:48:30

A Basic cIMG (C)

Time of First Successful Submission: 2026-01-15 14:50:59

A Basic cIMG (x86)

Time of First Successful Submission: 2026-01-15 14:52:48

Internal State Mini (C)

Time of First Successful Submission: 2026-01-15 16:15:10

Internal State Mini (x86)

Time of First Successful Submission: 2026-01-15 16:48:18

Internal State (C)

Time of First Successful Submission: 2026-01-16 15:11:23

Internal State (x86)

Time of First Successful Submission: 2026-01-17 15:35:32

File Formats: Directives (C)

Time of First Successful Submission: 2026-01-19 14:17:29

File Formats: Directives (x86)

Time of First Successful Submission: 2026-01-19 14:20:48

The Patch Directive

Time of First Successful Submission: 2026-01-21 19:29:24

Optimizing for Space

Time of First Successful Submission: 2026-01-30 14:15:45

Tweaking Images

Time of First Successful Submission: 2026-01-31 14:23:00

Storage and Retrieval

Time of First Successful Submission: 2026-02-01 16:51:37

Extracting Knowledge

Time of First Successful Submission: 2026-02-02 14:44:31

Advanced Sprites

Time of First Successful Submission: 2026-02-02 18:33:54

Accessing Resources

Time of First Successful Submission: 2026-02-03 14:54:06

Unsafe Animations

Time of First Successful Submission: 2026-02-03 15:41:48

Animations

Time of First Successful Submission: 2026-02-03 17:06:24

Interoperability: Patching Data

Time of First Successful Submission: 2026-02-03 20:32:11

Patching Code

Time of First Successful Submission: 2026-02-03 21:01:57

Patching Control Flow

Time of First Successful Submission: 2026-02-03 21:10:50

Your First Overflow (easy)

Time of First Successful Submission: 2026-02-06 18:11:03

Your First Overflow (hard)

Time of First Successful Submission: 2026-02-06 18:14:02

Precision (easy)

Time of First Successful Submission: 2026-02-06 18:20:55

Precision (hard)

Time of First Successful Submission: 2026-02-06 18:31:18

Variable Control (easy)

Time of First Successful Submission: 2026-02-06 19:32:29

Variable Control (hard)

Time of First Successful Submission: 2026-02-06 19:36:26

Control Hijack (easy)

Time of First Successful Submission: 2026-02-06 20:14:41

Control Hijack (hard)

Time of First Successful Submission: 2026-02-06 20:42:38

Tricky Control Hijack (easy)

Time of First Successful Submission: 2026-02-09 16:30:43

Tricky Control Hijack (hard)

Time of First Successful Submission: 2026-02-09 16:43:27

PIEs (easy)

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

PIEs (hard)

Time of First Successful Submission: 2026-02-10 16:52:29

String Lengths (easy)

Time of First Successful Submission: 2026-02-10 17:21:44

String Lengths (hard)

Time of First Successful Submission: 2026-02-10 17:25:55

Basic Shellcode

Time of First Successful Submission: 2026-02-11 13:45:22

NOP Sleds

Time of First Successful Submission: 2026-02-11 13:53:42

NULL-Free Shellcode

Time of First Successful Submission: 2026-02-11 14:37:35

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2026-02-11 17:04:51

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2026-02-11 20:09:29

Hijack to Shellcode (easy)

Time of First Successful Submission: 2026-02-11 20:26:03

Hijack to Shellcode (hard)

Time of First Successful Submission: 2026-02-11 20:37:14

ECB-to-Win (easy)

Time of First Successful Submission: 2026-02-13 15:44:36

ECB-to-Win (hard)

Time of First Successful Submission: 2026-02-13 15:50:31

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2026-02-13 16:20:07

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2026-02-13 16:23:22

CIMG Screenshots

Time of First Successful Submission: 2026-02-17 18:21:04

CIMG Screenshots 2

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

Wily Webserver

Time of First Successful Submission: 2026-02-19 17:53:10

The Watering Hole

Time of First Successful Submission: 2026-02-21 15:52:38

Secure Chat 1

Time of First Successful Submission: 2026-02-25 15:11:42

Secure Chat 2

Time of First Successful Submission: 2026-02-26 15:07:43

Secure Chat 3

Time of First Successful Submission: 2026-02-28 17:19:24

Secure Chat 4

Time of First Successful Submission: 2026-03-01 14:14:59

Secure Chat 5

Time of First Successful Submission: 2026-03-06 22:53:30


Start Here

11 / 12 7221 / 42548


Using the Terminal

Time of First Successful Submission: 2025-12-16 11:07:21

Using the VSCode Workspace

Time of First Successful Submission: 2025-12-16 11:10:50

Using the GUI Desktop

Time of First Successful Submission: 2025-12-16 11:15:41

Pasting into the Desktop

Time of First Successful Submission: 2025-12-16 11:25:59

Restarting Challenges

Time of First Successful Submission: 2025-12-16 11:28:23

Challenge Programs

Time of First Successful Submission: 2025-12-16 11:30:22

The Flag File

Time of First Successful Submission: 2025-12-16 11:32:04

Using Privileged Mode

Time of First Successful Submission: 2025-12-16 11:34:22

Persistent Home Directories - One

Time of First Successful Submission: 2025-12-16 11:36:59

Persistent Home Directories - Two

Time of First Successful Submission: 2025-12-16 11:37:35


Linux Luminarium

80 / 128 11215 / 31790


Intro to Commands

Time of First Successful Submission: 2025-12-16 11:41:38

Intro to Arguments

Time of First Successful Submission: 2025-12-16 11:42:55

Command History

Time of First Successful Submission: 2025-12-16 11:43:23

Matching with *

Time of First Successful Submission: 2025-12-16 11:46:49

Matching with ?

Time of First Successful Submission: 2025-12-16 11:48:45

Matching with []

Time of First Successful Submission: 2025-12-16 11:50:29

Matching paths with []

Time of First Successful Submission: 2025-12-16 11:51:55

Multiple globs

Time of First Successful Submission: 2025-12-16 11:53:05

Mixing globs

Time of First Successful Submission: 2025-12-16 11:58:21

Exclusionary globbing

Time of First Successful Submission: 2025-12-16 11:59:43

Tab completion

Time of First Successful Submission: 2025-12-16 12:00:47

Multiple options for tab completion

Time of First Successful Submission: 2025-12-16 12:02:53

Tab completion on commands

Time of First Successful Submission: 2025-12-16 12:03:32

Redirecting output

Time of First Successful Submission: 2025-12-16 12:07:16

Redirecting more output

Time of First Successful Submission: 2025-12-16 12:14:26

Appending output

Time of First Successful Submission: 2025-12-16 12:15:31

Redirecting errors

Time of First Successful Submission: 2025-12-16 12:17:01

Redirecting input

Time of First Successful Submission: 2025-12-16 12:19:01

Grepping stored results

Time of First Successful Submission: 2025-12-16 12:23:43

Grepping live output

Time of First Successful Submission: 2025-12-16 12:24:34

Grepping errors

Time of First Successful Submission: 2025-12-16 12:26:14

Filtering with grep -v

Time of First Successful Submission: 2025-12-16 12:27:04

Filtering with sed

Time of First Successful Submission: 2025-12-16 12:28:41

Duplicating piped data with tee

Time of First Successful Submission: 2025-12-16 12:42:09

Process substitution for input

Time of First Successful Submission: 2025-12-16 12:46:13

Writing to multiple programs

Time of First Successful Submission: 2025-12-16 12:55:06

Split-piping stderr and stdout

Time of First Successful Submission: 2025-12-16 12:57:45

Named pipes

Time of First Successful Submission: 2025-12-16 13:03:00

Translating characters

Time of First Successful Submission: 2025-12-16 16:29:52

Deleting characters

Time of First Successful Submission: 2025-12-16 16:30:57

Deleting newlines

Time of First Successful Submission: 2025-12-16 16:31:48

Extracting the first lines with head

Time of First Successful Submission: 2025-12-16 16:32:56

Extracting specific sections of text

Time of First Successful Submission: 2025-12-16 16:36:36

Sorting data

Time of First Successful Submission: 2025-12-16 16:37:34

Becoming root with su

Time of First Successful Submission: 2025-12-16 16:48:12

Other users with su

Time of First Successful Submission: 2025-12-16 16:49:12

Cracking passwords

Time of First Successful Submission: 2025-12-16 16:52:15

Using sudo

Time of First Successful Submission: 2025-12-16 16:54:49

Changing File Ownership

Time of First Successful Submission: 2025-12-17 13:53:14

Groups and Files

Time of First Successful Submission: 2025-12-17 13:57:42

Fun With Groups Names

Time of First Successful Submission: 2025-12-17 13:58:50

Changing Permissions

Time of First Successful Submission: 2025-12-17 14:01:43

Executable Files

Time of First Successful Submission: 2025-12-17 14:02:29

Permission Tweaking Practice

Time of First Successful Submission: 2025-12-17 14:13:37

Permissions Setting Practice

Time of First Successful Submission: 2025-12-17 14:18:24

The SUID Bit

Time of First Successful Submission: 2025-12-17 14:23:42

Chaining with Semicolons

Time of First Successful Submission: 2025-12-16 17:00:27

Building on Success

Time of First Successful Submission: 2025-12-16 17:01:19

Handling Failure

Time of First Successful Submission: 2025-12-16 17:01:55

Your First Shell Script

Time of First Successful Submission: 2025-12-16 17:05:37

Redirecting Script Output

Time of First Successful Submission: 2025-12-16 17:07:58

Executable Shell Scripts

Time of First Successful Submission: 2025-12-16 17:09:29

Understanding Shebangs

Time of First Successful Submission: 2025-12-16 17:12:05

Scripting with Arguments

Time of First Successful Submission: 2025-12-16 17:14:23

Scripting with Conditionals

Time of First Successful Submission: 2025-12-16 17:15:48

Scripting with Default Cases

Time of First Successful Submission: 2025-12-16 17:16:36

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-12-16 17:19:07

Reading Shell Scripts

Time of First Successful Submission: 2025-12-16 17:19:59

Launching Screen

Time of First Successful Submission: 2025-12-17 10:41:58

Detaching and Attaching

Time of First Successful Submission: 2025-12-17 10:43:25

Finding Sessions

Time of First Successful Submission: 2025-12-17 10:53:20

Switching Windows

Time of First Successful Submission: 2025-12-17 10:52:11

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-12-17 10:54:46

Switching Windows (tmux)

Time of First Successful Submission: 2025-12-17 10:56:02

The PATH Variable

Time of First Successful Submission: 2025-12-17 10:58:55

Setting PATH

Time of First Successful Submission: 2025-12-17 11:00:22

Finding Commands

Time of First Successful Submission: 2025-12-17 11:01:09

Adding Commands

Time of First Successful Submission: 2025-12-17 11:05:16

Hijacking Commands

Time of First Successful Submission: 2025-12-17 11:15:09

Bashrc Backdoor

Time of First Successful Submission: 2025-12-17 11:41:16

Sniffing Input

Time of First Successful Submission: 2025-12-17 12:28:33

Overshared Directories

Time of First Successful Submission: 2025-12-17 12:35:42

Tricky Linking

Time of First Successful Submission: 2025-12-17 13:05:22

Sniffing Process Arguments

Time of First Successful Submission: 2025-12-17 13:08:27

Snooping on Configurations

Time of First Successful Submission: 2025-12-17 13:11:57

The Fork Bomb

Time of First Successful Submission: 2025-12-17 13:22:17

Disk-Space Doomsday

Time of First Successful Submission: 2025-12-17 13:28:35

rm -rf /

Time of First Successful Submission: 2025-12-17 13:35:31

Life after rm -rf /

Time of First Successful Submission: 2025-12-17 13:46:08

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-12-17 13:51:06


Computing 101

68 / 94 2090 / 21272


Your First Register

Time of First Successful Submission: 2025-12-17 17:55:50

Your First Syscall

Time of First Successful Submission: 2025-12-17 17:58:47

Exit Codes

Time of First Successful Submission: 2025-12-17 18:03:35

Building Executables

Time of First Successful Submission: 2025-12-17 18:13:34

Moving Between Registers

Time of First Successful Submission: 2025-12-17 18:17:30

Loading From Memory

Time of First Successful Submission: 2025-12-18 11:30:49

More Loading Practice

Time of First Successful Submission: 2025-12-18 11:31:44

Dereferencing Pointers

Time of First Successful Submission: 2025-12-18 11:38:49

Dereferencing Yourself

Time of First Successful Submission: 2025-12-18 11:38:33

Dereferencing with Offsets

Time of First Successful Submission: 2025-12-18 11:40:16

Stored Addresses

Time of First Successful Submission: 2025-12-18 11:42:41

Double Dereference

Time of First Successful Submission: 2025-12-18 12:49:28

Tracing Syscalls

Time of First Successful Submission: 2025-12-18 11:07:40

Starting GDB

Time of First Successful Submission: 2025-12-18 11:11:05

Starting Programs in GDB

Time of First Successful Submission: 2025-12-18 11:12:24

Writing Output

Time of First Successful Submission: 2025-12-18 11:58:27

Chaining Syscalls

Time of First Successful Submission: 2025-12-18 11:59:52

Writing Strings

Time of First Successful Submission: 2025-12-18 12:00:33

Reading Data

Time of First Successful Submission: 2025-12-18 12:04:19

set-register

Time of First Successful Submission: 2025-12-18 12:09:58

set-multiple-registers

Time of First Successful Submission: 2025-12-18 12:11:22

add-to-register

Time of First Successful Submission: 2025-12-18 12:15:51

linear-equation-registers

Time of First Successful Submission: 2025-12-18 12:18:50

integer-division

Time of First Successful Submission: 2025-12-18 12:24:02

modulo-operation

Time of First Successful Submission: 2025-12-18 12:25:15

set-upper-byte

Time of First Successful Submission: 2025-12-18 12:27:52

efficient-modulo

Time of First Successful Submission: 2025-12-18 12:35:35

byte-extraction

Time of First Successful Submission: 2025-12-18 12:45:21

bitwise-and

Time of First Successful Submission: 2025-12-18 14:14:11

check-even

Time of First Successful Submission: 2025-12-18 14:22:25

memory-read

Time of First Successful Submission: 2025-12-18 14:24:56

memory-write

Time of First Successful Submission: 2025-12-18 14:26:03

memory-increment

Time of First Successful Submission: 2025-12-18 14:28:41

byte-access

Time of First Successful Submission: 2025-12-19 11:43:13

memory-size-access

Time of First Successful Submission: 2025-12-18 14:32:57

little-endian-write

Time of First Successful Submission: 2025-12-18 14:38:21

memory-sum

Time of First Successful Submission: 2025-12-18 14:40:33

stack-subtraction

Time of First Successful Submission: 2025-12-18 14:43:13

swap-stack-values

Time of First Successful Submission: 2025-12-18 14:47:53

average-stack-values

Time of First Successful Submission: 2025-12-18 14:53:39

absolute-jump

Time of First Successful Submission: 2025-12-18 14:58:56

relative-jump

Time of First Successful Submission: 2025-12-18 15:11:59

jump-trampoline

Time of First Successful Submission: 2025-12-18 15:21:25

conditional-jump

Time of First Successful Submission: 2025-12-18 15:58:49

indirect-jump

Time of First Successful Submission: 2025-12-18 16:05:14

average-loop

Time of First Successful Submission: 2025-12-18 16:16:26

count-non-zero

Time of First Successful Submission: 2025-12-19 12:09:44

string-lower

Time of First Successful Submission: 2025-12-19 13:00:43

most-common-byte

Time of First Successful Submission: 2025-12-20 11:34:03

Exit

Time of First Successful Submission: 2025-12-23 11:22:58

Socket

Time of First Successful Submission: 2025-12-23 11:32:39

Bind

Time of First Successful Submission: 2025-12-23 12:04:04

Listen

Time of First Successful Submission: 2025-12-23 12:07:34

Accept

Time of First Successful Submission: 2025-12-23 12:13:26

Static Response

Time of First Successful Submission: 2025-12-23 13:01:47

Dynamic Response

Time of First Successful Submission: 2025-12-23 15:14:55

Iterative GET Server

Time of First Successful Submission: 2025-12-23 15:21:31

Concurrent GET Server

Time of First Successful Submission: 2025-12-23 15:33:39

Concurrent POST Server

Time of First Successful Submission: 2025-12-24 16:15:30

Web Server

Time of First Successful Submission: 2025-12-24 16:18:38

Debugging Programs

Time of First Successful Submission: 2025-12-20 12:38:48

Inspecting Registers

Time of First Successful Submission: 2025-12-20 12:42:44

Examining Memory

Time of First Successful Submission: 2025-12-20 13:12:41

Setting Breakpoints

Time of First Successful Submission: 2025-12-20 13:39:49

GDB Scripting

Time of First Successful Submission: 2025-12-20 15:20:20

Modifying Data

Time of First Successful Submission: 2025-12-20 15:35:57

Modifying Execution

Time of First Successful Submission: 2025-12-20 15:38:54

Broken Functions

Time of First Successful Submission: 2025-12-20 16:31:59


Playing With Programs

116 / 116 624 / 23221


What's the password?

Time of First Successful Submission: 2025-12-25 11:09:59

... and again!

Time of First Successful Submission: 2025-12-25 11:11:41

Newline Troubles

Time of First Successful Submission: 2025-12-25 11:17:16

Reasoning about files

Time of First Successful Submission: 2025-12-25 11:18:37

Specifying Filenames

Time of First Successful Submission: 2025-12-25 11:19:56

Binary and Hex Encoding

Time of First Successful Submission: 2025-12-25 11:41:44

More Hex

Time of First Successful Submission: 2025-12-25 11:45:28

Decoding Hex

Time of First Successful Submission: 2025-12-25 11:52:36

Decoding Practice

Time of First Successful Submission: 2025-12-25 12:48:40

Encoding Practice

Time of First Successful Submission: 2025-12-25 12:50:26

Hex-encoding ASCII

Time of First Successful Submission: 2025-12-25 14:17:47

Nested Encoding

Time of First Successful Submission: 2025-12-25 14:20:49

Hex-encoding UTF-8

Time of First Successful Submission: 2025-12-25 14:24:48

UTF Mixups

Time of First Successful Submission: 2025-12-25 14:51:00

Modifying Encoded Data

Time of First Successful Submission: 2025-12-25 14:58:49

Decoding Base64

Time of First Successful Submission: 2025-12-25 15:19:28

Encoding Base64

Time of First Successful Submission: 2025-12-25 15:20:48

Dealing with Obfuscation

Time of First Successful Submission: 2025-12-25 15:25:37

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-12-25 15:42:36

Your First HTTP Request

Time of First Successful Submission: 2025-12-26 13:16:20

Reading Flask

Time of First Successful Submission: 2025-12-26 13:20:39

Commented Data

Time of First Successful Submission: 2025-12-26 13:22:56

HTTP Metadata

Time of First Successful Submission: 2025-12-26 13:24:56

HTTP (netcat)

Time of First Successful Submission: 2025-12-26 13:27:55

HTTP Paths (netcat)

Time of First Successful Submission: 2025-12-26 13:29:02

HTTP (curl)

Time of First Successful Submission: 2025-12-26 13:29:42

HTTP (python)

Time of First Successful Submission: 2025-12-26 13:32:06

HTTP Host Header (python)

Time of First Successful Submission: 2025-12-26 13:52:42

HTTP Host Header (curl)

Time of First Successful Submission: 2025-12-26 13:53:51

HTTP Host Header (netcat)

Time of First Successful Submission: 2025-12-26 13:56:18

URL Encoding (netcat)

Time of First Successful Submission: 2025-12-26 14:21:11

HTTP GET Parameters

Time of First Successful Submission: 2025-12-26 14:23:24

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2025-12-26 14:26:35

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2025-12-26 14:28:17

HTTP Forms

Time of First Successful Submission: 2025-12-26 14:30:20

HTTP Forms (curl)

Time of First Successful Submission: 2025-12-26 14:32:51

HTTP Forms (netcat)

Time of First Successful Submission: 2025-12-26 14:37:42

HTTP Forms (python)

Time of First Successful Submission: 2025-12-26 14:41:06

HTTP Forms Without Forms

Time of First Successful Submission: 2025-12-26 14:49:08

Multiple Form Fields (curl)

Time of First Successful Submission: 2025-12-26 14:51:34

Multiple Form Fields (netcat)

Time of First Successful Submission: 2025-12-26 14:54:39

HTTP Redirects (netcat)

Time of First Successful Submission: 2025-12-26 14:58:03

HTTP Redirects (curl)

Time of First Successful Submission: 2025-12-26 14:58:53

HTTP Redirects (python)

Time of First Successful Submission: 2025-12-26 15:02:03

HTTP Cookies (curl)

Time of First Successful Submission: 2025-12-26 15:10:16

HTTP Cookies (netcat)

Time of First Successful Submission: 2025-12-26 15:11:25

HTTP Cookies (python)

Time of First Successful Submission: 2025-12-26 15:14:24

Server State (python)

Time of First Successful Submission: 2025-12-26 15:15:24

Listening Web

Time of First Successful Submission: 2025-12-26 15:22:47

Speaking Redirects

Time of First Successful Submission: 2025-12-26 15:34:02

JavaScript Redirects

Time of First Successful Submission: 2025-12-26 15:41:16

Including JavaScript

Time of First Successful Submission: 2025-12-26 17:15:10

HTTP (javascript)

Time of First Successful Submission: 2025-12-26 17:24:10

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-12-26 17:26:21

HTTP Forms (javascript)

Time of First Successful Submission: 2025-12-26 17:32:31

cat

Time of First Successful Submission: 2025-12-27 11:14:24

more

Time of First Successful Submission: 2025-12-27 11:14:49

less

Time of First Successful Submission: 2025-12-27 11:16:38

tail

Time of First Successful Submission: 2025-12-27 11:17:13

head

Time of First Successful Submission: 2025-12-27 11:17:33

sort

Time of First Successful Submission: 2025-12-27 11:18:25

vim

Time of First Successful Submission: 2025-12-27 11:18:48

emacs

Time of First Successful Submission: 2025-12-27 11:19:30

nano

Time of First Successful Submission: 2025-12-27 11:20:43

rev

Time of First Successful Submission: 2025-12-27 11:22:01

od

Time of First Successful Submission: 2025-12-27 11:28:33

hd

Time of First Successful Submission: 2025-12-27 11:38:16

xxd

Time of First Successful Submission: 2025-12-27 11:39:27

base32

Time of First Successful Submission: 2025-12-27 11:40:21

base64

Time of First Successful Submission: 2025-12-27 11:40:50

split

Time of First Successful Submission: 2025-12-27 11:44:29

gzip

Time of First Successful Submission: 2025-12-27 11:45:26

bzip2

Time of First Successful Submission: 2025-12-27 11:46:43

zip

Time of First Successful Submission: 2025-12-27 11:50:52

tar

Time of First Successful Submission: 2025-12-27 11:54:55

ar

Time of First Successful Submission: 2025-12-27 12:28:37

cpio

Time of First Successful Submission: 2025-12-27 14:45:05

genisoimage

Time of First Successful Submission: 2025-12-27 14:51:40

env

Time of First Successful Submission: 2025-12-27 14:53:45

find

Time of First Successful Submission: 2025-12-27 14:56:46

make

Time of First Successful Submission: 2025-12-27 14:58:30

nice

Time of First Successful Submission: 2025-12-27 14:59:10

timeout

Time of First Successful Submission: 2025-12-27 14:59:33

stdbuf

Time of First Successful Submission: 2025-12-27 15:01:49

setarch

Time of First Successful Submission: 2025-12-27 15:04:17

watch

Time of First Successful Submission: 2025-12-27 15:05:26

socat

Time of First Successful Submission: 2025-12-27 15:05:50

whiptail

Time of First Successful Submission: 2025-12-27 15:06:51

awk

Time of First Successful Submission: 2025-12-27 15:07:49

sed

Time of First Successful Submission: 2025-12-27 15:08:01

ed

Time of First Successful Submission: 2025-12-27 15:09:03

chown

Time of First Successful Submission: 2025-12-27 15:09:34

chmod

Time of First Successful Submission: 2025-12-27 15:10:13

cp

Time of First Successful Submission: 2025-12-27 15:12:43

mv

Time of First Successful Submission: 2025-12-27 15:52:15

perl

Time of First Successful Submission: 2025-12-27 15:56:19

python

Time of First Successful Submission: 2025-12-27 15:58:05

ruby

Time of First Successful Submission: 2025-12-27 16:02:00

bash

Time of First Successful Submission: 2025-12-27 16:08:44

date

Time of First Successful Submission: 2025-12-27 16:09:26

dmesg

Time of First Successful Submission: 2025-12-27 16:11:10

wc

Time of First Successful Submission: 2025-12-27 16:13:28

gcc

Time of First Successful Submission: 2025-12-27 16:15:26

as

Time of First Successful Submission: 2025-12-27 16:15:47

wget

Time of First Successful Submission: 2025-12-27 16:20:29

ssh-keygen

Time of First Successful Submission: 2025-12-27 16:24:00

SQL Queries

Time of First Successful Submission: 2025-12-29 14:31:33

Filtering SQL

Time of First Successful Submission: 2025-12-29 14:34:14

Choosing Columns

Time of First Successful Submission: 2025-12-29 14:35:18

Exclusionary Filtering

Time of First Successful Submission: 2025-12-29 14:38:04

Filtering Strings

Time of First Successful Submission: 2025-12-29 14:39:32

Filtering on Expressions

Time of First Successful Submission: 2025-12-29 14:43:42

SELECTing Expressions

Time of First Successful Submission: 2025-12-29 14:54:34

Composite Conditions

Time of First Successful Submission: 2025-12-29 14:58:44

Reaching Your LIMITs

Time of First Successful Submission: 2025-12-29 15:03:21

Querying Metadata

Time of First Successful Submission: 2025-12-29 15:06:51


GCA CTF

11 / 104 7378 / 42825


Using the Terminal

Time of First Successful Submission: 2025-12-16 11:07:21

Using the VSCode Workspace

Time of First Successful Submission: 2025-12-16 11:10:50

Using the GUI Desktop

Time of First Successful Submission: 2025-12-16 11:15:41

Pasting into the Desktop

Time of First Successful Submission: 2025-12-16 11:25:59

Connecting over SSH

Time of First Successful Submission: 2025-12-16 11:26:41

Restarting Challenges

Time of First Successful Submission: 2025-12-16 11:28:23

Challenge Programs

Time of First Successful Submission: 2025-12-16 11:30:22

The Flag File

Time of First Successful Submission: 2025-12-16 11:32:04

Using Privileged Mode

Time of First Successful Submission: 2025-12-16 11:34:22

Persistent Home Directories - One

Time of First Successful Submission: 2025-12-16 11:36:59

Persistent Home Directories - Two

Time of First Successful Submission: 2025-12-16 11:37:35