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pwn.college Archives

53 / 201 2461 / 16666


level1

Time of First Successful Submission: 2022-04-14 16:39:48

level2

Time of First Successful Submission: 2022-04-14 16:45:33

level3

Time of First Successful Submission: 2022-04-14 16:47:00

level4

Time of First Successful Submission: 2022-04-14 16:49:47

level5

Time of First Successful Submission: 2022-04-14 16:59:12

level6

Time of First Successful Submission: 2022-04-14 17:01:10

level7

Time of First Successful Submission: 2024-06-18 15:35:53

level8

Time of First Successful Submission: 2024-06-18 15:38:20

level9

Time of First Successful Submission: 2024-06-18 15:43:47

level10

Time of First Successful Submission: 2024-06-18 15:48:02

level11

Time of First Successful Submission: 2024-06-18 15:49:43

level12

Time of First Successful Submission: 2024-06-18 15:56:04

level13

Time of First Successful Submission: 2024-06-18 15:57:37

level14

Time of First Successful Submission: 2024-06-18 15:58:50

level15

Time of First Successful Submission: 2024-12-17 21:47:37

level16

Time of First Successful Submission: 2024-12-18 18:27:54

level17

Time of First Successful Submission: 2024-12-18 18:29:59

level18

Time of First Successful Submission: 2024-12-18 18:31:40

HTTP (curl)

Time of First Successful Submission: 2024-06-19 18:07:27

HTTP (python)

Time of First Successful Submission: 2024-06-19 18:10:45

URL Encoding (curl)

Time of First Successful Submission: 2024-06-19 18:19:33

URL Encoding (python)

Time of First Successful Submission: 2024-06-19 18:20:41

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2024-06-19 18:23:59

HTTP GET Parameters (python)

Time of First Successful Submission: 2024-06-19 18:27:15

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2024-06-19 18:34:17

Multiple Form Fields (python)

Time of First Successful Submission: 2024-06-19 18:54:50

HTTP JSON (curl)

Time of First Successful Submission: 2024-06-19 18:55:38

HTTP JSON (netcat)

Time of First Successful Submission: 2024-06-19 18:56:40

HTTP JSON (python)

Time of First Successful Submission: 2024-06-19 18:58:45

Complex HTTP JSON (curl)

Time of First Successful Submission: 2024-06-19 19:00:32

Complex HTTP JSON (netcat)

Time of First Successful Submission: 2024-06-19 19:02:44

Complex HTTP JSON (python)

Time of First Successful Submission: 2024-06-19 19:03:34

Server State (curl)

Time of First Successful Submission: 2024-06-19 20:45:46

Server State (netcat)

Time of First Successful Submission: 2024-06-19 20:48:40

Silenced Shellcode

Time of First Successful Submission: 2024-09-11 22:15:03

Shellcode Shuffle

Time of First Successful Submission: 2024-09-13 16:41:52

Shellcode Shuffle II

Time of First Successful Submission: 2024-09-13 16:42:24

Mmap Mirage (Easy)

Time of First Successful Submission: 2024-09-29 17:08:57

Mmap Mirage (Hard)

Time of First Successful Submission: 2025-05-10 18:56:51

Twisted Text (Easy)

Time of First Successful Submission: 2024-08-28 19:04:12

Twisted Text (Hard)

Time of First Successful Submission: 2024-08-28 19:13:51

Tidy Task (Easy)

Time of First Successful Submission: 2024-08-28 19:15:45

Tidy Task (Hard)

Time of First Successful Submission: 2024-08-28 19:39:59

Logical License (Easy)

Time of First Successful Submission: 2024-08-28 19:46:53

Logical License (Hard)

Time of First Successful Submission: 2024-08-28 19:50:12

Modest Mangler (Easy)

Time of First Successful Submission: 2024-09-02 21:12:21

Modest Mangler (Hard)

Time of First Successful Submission: 2024-09-02 21:32:55

This is Yancode (Easy)

Time of First Successful Submission: 2024-09-04 19:12:27

This is Yancode (Hard)

Time of First Successful Submission: 2024-09-04 19:18:37

Powered by Yancode (Easy)

Time of First Successful Submission: 2024-09-04 19:36:34

Powered by Yancode (Hard)

Time of First Successful Submission: 2024-09-06 19:20:27

Yancode Inside (Easy)

Time of First Successful Submission: 2024-09-06 19:51:20

Yancode Inside (Hard)

Time of First Successful Submission: 2024-09-06 19:55:26


Advent of Pwn

6 / 12 99 / 529


Day 01

Time of First Successful Submission: 2025-12-04 16:56:44

Day 02

Time of First Successful Submission: 2025-12-17 19:19:42

Day 03

Time of First Successful Submission: 2025-12-17 19:32:00

Day 04

Time of First Successful Submission: 2025-12-17 19:51:32

Day 05

Time of First Successful Submission: 2025-12-17 20:19:02

Day 06

Time of First Successful Submission: 2025-12-17 20:33:06


ARM Architecture

21 / 28 101 / 612


Level1

Time of First Successful Submission: 2025-04-02 16:07:14

Level2

Time of First Successful Submission: 2025-04-02 16:10:02

Level3

Time of First Successful Submission: 2025-04-02 16:16:18

Level4

Time of First Successful Submission: 2025-04-02 16:29:47

Level5

Time of First Successful Submission: 2025-04-02 16:42:31

Level6

Time of First Successful Submission: 2025-04-02 17:13:08

Level7

Time of First Successful Submission: 2025-04-02 18:14:44

Level8

Time of First Successful Submission: 2025-04-02 18:32:49

Level9

Time of First Successful Submission: 2025-04-02 19:04:57

Level10

Time of First Successful Submission: 2025-04-02 19:09:00

Level11

Time of First Successful Submission: 2025-04-02 19:26:49

Level12

Time of First Successful Submission: 2025-04-02 19:38:16

Level13

Time of First Successful Submission: 2025-04-02 19:54:26

Level14

Time of First Successful Submission: 2025-04-02 20:13:12

Level15

Time of First Successful Submission: 2025-04-23 15:38:33

level-1-0

Time of First Successful Submission: 2025-04-23 16:05:04

level-1-1

Time of First Successful Submission: 2025-04-23 18:13:35

level-2-0

Time of First Successful Submission: 2025-04-23 20:33:32

level-2-1

Time of First Successful Submission: 2025-04-23 20:39:20

level-3-0

Time of First Successful Submission: 2025-04-28 12:41:35

level-3-1

Time of First Successful Submission: 2025-04-28 14:34:47


Intro to Programming Languages

15 / 234 3296 / 26905


Commands

Time of First Successful Submission: 2024-12-17 20:36:16

Command Arguments

Time of First Successful Submission: 2024-12-17 20:36:51

Command History

Time of First Successful Submission: 2025-08-27 18:15:09

The Root Path

Time of First Successful Submission: 2024-06-18 14:34:59

Absolute Paths

Time of First Successful Submission: 2024-12-17 20:38:41

Changing position

Time of First Successful Submission: 2024-12-17 20:39:15

Changing to an Absolute Path

Time of First Successful Submission: 2024-12-17 20:39:41

Relative Paths

Time of First Successful Submission: 2024-12-17 20:40:19

Cat

Time of First Successful Submission: 2024-12-17 20:42:55

Ls

Time of First Successful Submission: 2024-12-17 20:44:39

Ls All

Time of First Successful Submission: 2024-12-17 20:46:00

Find

Time of First Successful Submission: 2024-12-17 20:50:08

Piping Echo

Time of First Successful Submission: 2024-12-17 21:15:40

Piping Stdout

Time of First Successful Submission: 2024-12-17 21:16:13

Piping Stdin

Time of First Successful Submission: 2024-12-17 21:18:58


Windows Warzone

10 / 17 19 / 263


level1

Time of First Successful Submission: 2025-05-29 08:47:39

level2

Time of First Successful Submission: 2025-05-29 09:55:02

level3

Time of First Successful Submission: 2025-05-29 10:04:35

level4

Time of First Successful Submission: 2025-05-29 11:29:22

level5

Time of First Successful Submission: 2025-05-29 13:37:51

level6

Time of First Successful Submission: 2025-05-30 16:12:05

level7

Time of First Successful Submission: 2025-06-01 16:57:02

Cookie Monster 1

Time of First Successful Submission: 2025-06-10 20:44:00

The Humble Calculator

Time of First Successful Submission: 2025-08-02 17:26:35

Hello World

Time of First Successful Submission: 2025-08-04 13:40:32


XNU Dojo

21 / 61 112 / 627


Level1

Time of First Successful Submission: 2025-04-02 16:07:14

Level2

Time of First Successful Submission: 2025-04-02 16:10:02

Level3

Time of First Successful Submission: 2025-04-02 16:16:18

Level4

Time of First Successful Submission: 2025-04-02 16:29:47

Level5

Time of First Successful Submission: 2025-04-02 16:42:31

Level6

Time of First Successful Submission: 2025-04-02 17:13:08

Level7

Time of First Successful Submission: 2025-04-02 18:14:44

Level8

Time of First Successful Submission: 2025-04-02 18:32:49

Level9

Time of First Successful Submission: 2025-04-02 19:04:57

Level10

Time of First Successful Submission: 2025-04-02 19:09:00

Level11

Time of First Successful Submission: 2025-04-02 19:26:49

Level12

Time of First Successful Submission: 2025-04-02 19:38:16

Level13

Time of First Successful Submission: 2025-04-02 19:54:26

Level14

Time of First Successful Submission: 2025-04-02 20:13:12

Level15

Time of First Successful Submission: 2025-04-23 15:38:33

level-1-0

Time of First Successful Submission: 2025-04-23 16:05:04

level-1-1

Time of First Successful Submission: 2025-04-23 18:13:35

level-2-0

Time of First Successful Submission: 2025-04-23 20:33:32

level-2-1

Time of First Successful Submission: 2025-04-23 20:39:20

level-3-0

Time of First Successful Submission: 2025-04-28 12:41:35

level-3-1

Time of First Successful Submission: 2025-04-28 14:34:47


Intro to Cybersecurity

183 / 183 107 / 17697


Path Traversal 1

Time of First Successful Submission: 2024-08-27 19:40:04

Path Traversal 2

Time of First Successful Submission: 2025-03-05 21:44:16

CMDi 1

Time of First Successful Submission: 2025-03-05 22:51:11

CMDi 2

Time of First Successful Submission: 2025-03-05 22:54:12

CMDi 3

Time of First Successful Submission: 2025-03-05 22:57:06

CMDi 4

Time of First Successful Submission: 2024-08-27 19:42:52

CMDi 5

Time of First Successful Submission: 2025-03-05 22:58:43

CMDi 6

Time of First Successful Submission: 2025-03-05 23:10:00

Authentication Bypass 1

Time of First Successful Submission: 2024-08-27 19:48:37

Authentication Bypass 2

Time of First Successful Submission: 2025-03-05 23:17:33

SQLi 1

Time of First Successful Submission: 2025-03-05 23:23:24

SQLi 2

Time of First Successful Submission: 2024-08-27 19:50:15

SQLi 3

Time of First Successful Submission: 2024-08-27 20:22:54

SQLi 4

Time of First Successful Submission: 2024-08-28 11:56:33

SQLi 5

Time of First Successful Submission: 2024-08-28 12:12:46

XSS 1

Time of First Successful Submission: 2025-03-09 22:55:21

XSS 2

Time of First Successful Submission: 2025-03-09 22:57:05

XSS 3

Time of First Successful Submission: 2024-08-28 12:19:18

XSS 4

Time of First Successful Submission: 2024-08-28 12:22:29

XSS 5

Time of First Successful Submission: 2024-08-28 12:31:51

XSS 6

Time of First Successful Submission: 2025-03-10 23:05:09

XSS 7

Time of First Successful Submission: 2025-03-10 23:11:14

CSRF 1

Time of First Successful Submission: 2025-03-12 19:37:20

CSRF 2

Time of First Successful Submission: 2025-03-12 20:01:19

CSRF 3

Time of First Successful Submission: 2025-03-12 20:07:47

CSRF 4

Time of First Successful Submission: 2025-03-12 20:35:06

CSRF 5

Time of First Successful Submission: 2025-03-12 20:38:43

Connect

Time of First Successful Submission: 2024-06-23 18:58:24

Send

Time of First Successful Submission: 2025-03-12 20:44:48

Shutdown

Time of First Successful Submission: 2025-03-12 20:45:30

Listen

Time of First Successful Submission: 2024-06-23 18:59:28

Scan 1

Time of First Successful Submission: 2024-06-26 14:37:19

Scan 2

Time of First Successful Submission: 2024-06-26 15:36:30

Monitor 1

Time of First Successful Submission: 2024-06-26 15:40:14

Monitor 2

Time of First Successful Submission: 2024-06-26 15:45:21

Sniffing Cookies

Time of First Successful Submission: 2025-03-13 13:10:41

Network Configuration

Time of First Successful Submission: 2025-02-12 18:40:11

Firewall 1

Time of First Successful Submission: 2025-03-13 13:28:27

Firewall 2

Time of First Successful Submission: 2025-03-13 13:36:33

Firewall 3

Time of First Successful Submission: 2025-03-13 14:38:31

Denial of Service 1

Time of First Successful Submission: 2025-03-15 23:49:45

Denial of Service 2

Time of First Successful Submission: 2025-03-16 00:01:59

Denial of Service 3

Time of First Successful Submission: 2025-03-16 00:16:54

Ethernet

Time of First Successful Submission: 2025-02-12 18:51:02

IP

Time of First Successful Submission: 2025-02-12 19:00:20

TCP

Time of First Successful Submission: 2025-02-12 19:04:48

TCP Handshake

Time of First Successful Submission: 2025-02-12 19:28:44

UDP

Time of First Successful Submission: 2025-03-16 17:36:38

UDP 2

Time of First Successful Submission: 2025-03-16 17:38:37

UDP Spoofing 1

Time of First Successful Submission: 2025-03-16 17:44:19

UDP Spoofing 2

Time of First Successful Submission: 2025-03-16 17:52:27

UDP Spoofing 3

Time of First Successful Submission: 2025-03-16 18:40:41

UDP Spoofing 4

Time of First Successful Submission: 2025-03-16 19:04:35

ARP

Time of First Successful Submission: 2025-02-12 19:39:24

Intercept

Time of First Successful Submission: 2024-06-27 20:27:36

Man-in-the-Middle

Time of First Successful Submission: 2025-03-17 16:11:59

XOR

Time of First Successful Submission: 2025-03-12 21:35:28

XORing Hex

Time of First Successful Submission: 2025-03-12 21:42:09

XORing ASCII

Time of First Successful Submission: 2025-03-12 21:46:00

XORing ASCII Strings

Time of First Successful Submission: 2025-03-12 22:56:54

One-time Pad

Time of First Successful Submission: 2024-06-27 21:02:46

One-time Pad Tampering

Time of First Successful Submission: 2025-08-13 20:02:23

Many-time Pad

Time of First Successful Submission: 2024-06-27 21:14:26

AES

Time of First Successful Submission: 2024-06-27 21:15:34

AES-ECB-CPA

Time of First Successful Submission: 2025-03-17 23:01:11

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-03-18 21:32:17

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-03-18 21:33:32

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-03-18 21:49:04

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-03-18 22:04:45

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-03-18 22:09:59

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2025-03-18 22:17:26

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-08-13 20:36:31

AES-CBC

Time of First Successful Submission: 2025-08-13 20:44:10

AES-CBC Tampering

Time of First Successful Submission: 2025-08-15 18:44:34

AES-CBC Resizing

Time of First Successful Submission: 2025-08-15 18:49:05

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-08-17 13:38:23

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-08-17 14:20:04

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-08-20 17:05:20

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-08-18 22:07:20

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-08-20 16:40:59

DHKE

Time of First Successful Submission: 2025-08-17 14:32:25

DHKE-to-AES

Time of First Successful Submission: 2025-08-15 20:20:01

RSA 1

Time of First Successful Submission: 2025-03-16 20:39:15

RSA 2

Time of First Successful Submission: 2025-03-16 20:44:09

RSA 3

Time of First Successful Submission: 2025-03-16 21:08:02

RSA 4

Time of First Successful Submission: 2025-03-17 22:10:39

RSA Signatures

Time of First Successful Submission: 2025-08-15 20:07:33

SHA 1

Time of First Successful Submission: 2025-03-16 21:01:58

SHA 2

Time of First Successful Submission: 2025-03-16 21:04:41

TLS 1

Time of First Successful Submission: 2025-03-17 22:12:58

TLS 2

Time of First Successful Submission: 2025-03-17 22:14:13

level1

Time of First Successful Submission: 2024-06-27 20:36:13

level2

Time of First Successful Submission: 2024-06-27 20:36:45

level3

Time of First Successful Submission: 2024-06-27 20:37:12

level4

Time of First Successful Submission: 2024-06-27 20:37:34

level5

Time of First Successful Submission: 2024-06-27 20:39:41

level6

Time of First Successful Submission: 2024-06-27 20:43:10

level7

Time of First Successful Submission: 2024-06-27 20:45:41

level8

Time of First Successful Submission: 2024-06-27 20:46:09

level9

Time of First Successful Submission: 2024-06-27 20:46:38

level10

Time of First Successful Submission: 2024-06-27 20:47:55

level11

Time of First Successful Submission: 2024-06-27 20:50:17

level12

Time of First Successful Submission: 2024-06-27 20:54:49

level13

Time of First Successful Submission: 2024-06-27 20:55:22

level14

Time of First Successful Submission: 2024-06-27 20:56:45

level15

Time of First Successful Submission: 2024-06-27 20:57:11

level16

Time of First Successful Submission: 2024-06-27 20:59:04

level17

Time of First Successful Submission: 2025-03-12 21:47:28

level18

Time of First Successful Submission: 2025-03-12 21:48:00

level19

Time of First Successful Submission: 2025-03-12 21:48:20

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-05-04 11:53:03

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-05-04 11:53:57

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2024-12-18 18:45:11

Reading Endianness (Python)

Time of First Successful Submission: 2025-05-04 11:59:56

Reading Endianness (C)

Time of First Successful Submission: 2025-05-04 12:02:48

Reading Endianness (x86)

Time of First Successful Submission: 2024-12-18 18:47:55

Version Information (Python)

Time of First Successful Submission: 2025-05-04 12:04:40

Version Information (C)

Time of First Successful Submission: 2025-05-04 12:06:30

Version Information (x86)

Time of First Successful Submission: 2024-12-18 18:55:09

Metadata and Data (Python)

Time of First Successful Submission: 2025-05-05 15:14:08

Metadata and Data (C)

Time of First Successful Submission: 2025-05-04 20:23:52

Metadata and Data (x86)

Time of First Successful Submission: 2024-12-18 19:00:41

Input Restrictions (Python)

Time of First Successful Submission: 2025-05-04 20:26:33

Input Restrictions (C)

Time of First Successful Submission: 2025-05-04 20:33:19

Input Restrictions (x86)

Time of First Successful Submission: 2024-12-19 17:04:49

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-05-04 20:35:22

Behold the cIMG! (C)

Time of First Successful Submission: 2025-05-04 20:38:03

Behold the cIMG! (x86)

Time of First Successful Submission: 2024-12-19 17:20:13

A Basic cIMG (Python)

Time of First Successful Submission: 2025-05-04 20:41:01

A Basic cIMG (C)

Time of First Successful Submission: 2025-05-04 20:43:51

A Basic cIMG (x86)

Time of First Successful Submission: 2024-12-19 22:54:03

Internal State Mini (C)

Time of First Successful Submission: 2025-05-05 15:19:48

Internal State Mini (x86)

Time of First Successful Submission: 2025-05-05 16:17:08

Internal State (C)

Time of First Successful Submission: 2025-05-05 16:06:27

Internal State (x86)

Time of First Successful Submission: 2024-12-22 23:24:10

File Formats: Directives (C)

Time of First Successful Submission: 2025-05-05 16:21:44

File Formats: Directives (x86)

Time of First Successful Submission: 2024-12-24 23:50:16

The Patch Directive

Time of First Successful Submission: 2024-12-25 01:39:15

Optimizing for Space

Time of First Successful Submission: 2024-12-25 18:35:05

Tweaking Images

Time of First Successful Submission: 2024-12-25 18:46:40

Storage and Retrieval

Time of First Successful Submission: 2024-12-25 20:57:50

Extracting Knowledge

Time of First Successful Submission: 2024-12-25 21:15:58

Advanced Sprites

Time of First Successful Submission: 2025-04-30 18:23:49

Accessing Resources

Time of First Successful Submission: 2025-04-30 19:18:41

Unsafe Animations

Time of First Successful Submission: 2025-04-30 19:47:23

Animations

Time of First Successful Submission: 2025-04-30 20:05:55

Interoperability: Patching Data

Time of First Successful Submission: 2025-04-30 20:37:26

Patching Code

Time of First Successful Submission: 2025-04-30 21:53:36

Patching Control Flow

Time of First Successful Submission: 2025-05-02 19:13:30

Your First Overflow (easy)

Time of First Successful Submission: 2024-09-14 09:48:04

Your First Overflow (hard)

Time of First Successful Submission: 2024-09-14 09:48:26

Precision (easy)

Time of First Successful Submission: 2025-03-17 16:05:27

Precision (hard)

Time of First Successful Submission: 2025-03-17 16:06:44

Variable Control (easy)

Time of First Successful Submission: 2024-09-14 10:17:33

Variable Control (hard)

Time of First Successful Submission: 2024-09-14 11:00:48

Control Hijack (easy)

Time of First Successful Submission: 2024-09-14 11:31:06

Control Hijack (hard)

Time of First Successful Submission: 2024-09-14 11:33:57

Tricky Control Hijack (easy)

Time of First Successful Submission: 2024-09-16 21:31:45

Tricky Control Hijack (hard)

Time of First Successful Submission: 2024-09-16 21:34:26

PIEs (easy)

Time of First Successful Submission: 2024-09-17 21:42:17

PIEs (hard)

Time of First Successful Submission: 2024-09-17 21:53:00

String Lengths (easy)

Time of First Successful Submission: 2024-09-22 22:14:23

String Lengths (hard)

Time of First Successful Submission: 2024-09-22 22:31:38

Basic Shellcode

Time of First Successful Submission: 2024-09-07 22:05:54

NOP Sleds

Time of First Successful Submission: 2024-09-07 22:11:11

NULL-Free Shellcode

Time of First Successful Submission: 2024-09-07 22:12:02

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2024-10-02 14:25:48

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2024-10-02 14:28:28

Hijack to Shellcode (easy)

Time of First Successful Submission: 2024-10-02 14:53:57

Hijack to Shellcode (hard)

Time of First Successful Submission: 2024-10-02 18:40:02

ECB-to-Win (easy)

Time of First Successful Submission: 2025-08-20 17:59:39

ECB-to-Win (hard)

Time of First Successful Submission: 2025-08-20 18:31:24

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2025-08-20 19:17:14

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2025-08-20 19:23:15

CIMG Screenshots

Time of First Successful Submission: 2025-10-09 20:25:08

CIMG Screenshots 2

Time of First Successful Submission: 2025-10-29 19:21:37

Wily Webserver

Time of First Successful Submission: 2025-08-31 16:21:39

The Watering Hole

Time of First Successful Submission: 2025-09-03 19:00:38

Secure Chat 1

Time of First Successful Submission: 2025-08-26 20:46:37

Secure Chat 2

Time of First Successful Submission: 2025-12-14 22:37:00

Secure Chat 3

Time of First Successful Submission: 2025-12-14 22:45:07

Secure Chat 4

Time of First Successful Submission: 2025-12-14 23:48:39

Secure Chat 5

Time of First Successful Submission: 2025-12-15 02:40:37


Program Security

159 / 162 60 / 8967


ello ackers!

Time of First Successful Submission: 2024-09-09 17:00:58

Syscall Smuggler

Time of First Successful Submission: 2024-09-09 17:17:20

Syscall Shenanigans

Time of First Successful Submission: 2024-09-09 17:36:53

Byte Budget

Time of First Successful Submission: 2024-09-12 20:26:07

ClobberCode

Time of First Successful Submission: 2024-09-12 21:21:48

Diverse Delivery

Time of First Successful Submission: 2024-09-14 08:46:52

Pocket Payload

Time of First Successful Submission: 2024-09-14 08:48:14

Micro Menace

Time of First Successful Submission: 2024-09-14 09:26:31

Login Leakage (Easy)

Time of First Successful Submission: 2025-09-04 19:28:26

Login Leakage (Hard)

Time of First Successful Submission: 2025-09-04 19:29:27

Bounds Breaker (Easy)

Time of First Successful Submission: 2024-09-14 11:46:01

Bounds Breaker (Hard)

Time of First Successful Submission: 2024-09-14 11:48:03

Casting Catastrophe (Easy)

Time of First Successful Submission: 2024-09-16 21:19:09

Casting Catastrophe (Hard)

Time of First Successful Submission: 2024-09-16 21:26:11

Pointer Problems (Easy)

Time of First Successful Submission: 2025-09-24 19:54:19

Pointer Problems (Hard)

Time of First Successful Submission: 2025-09-24 20:20:18

Anomalous Array (Easy)

Time of First Successful Submission: 2025-09-24 22:08:39

Anomalous Array (Hard)

Time of First Successful Submission: 2025-09-24 22:13:55

Now you got it (Easy)

Time of First Successful Submission: 2025-09-25 15:17:39

Now you got it (Hard)

Time of First Successful Submission: 2025-09-25 15:48:48

Loop Lunacy (Easy)

Time of First Successful Submission: 2024-09-26 18:15:59

Loop Lunacy (Hard)

Time of First Successful Submission: 2024-09-26 19:02:00

Nosy Neighbor (Easy)

Time of First Successful Submission: 2024-09-26 19:44:30

Nosy Neighbor (Hard)

Time of First Successful Submission: 2024-09-26 19:47:36

Recursive Ruin (Easy)

Time of First Successful Submission: 2024-09-29 21:14:06

Recursive Ruin (Hard)

Time of First Successful Submission: 2024-09-29 21:36:57

Lingering Leftover (Easy)

Time of First Successful Submission: 2024-10-02 10:51:30

Lingering Leftover (Hard)

Time of First Successful Submission: 2024-10-02 10:54:08

Latent Leak (Easy)

Time of First Successful Submission: 2024-10-02 11:42:35

Latent Leak (Hard)

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

Fork Foolery (Easy)

Time of First Successful Submission: 2025-05-11 19:22:54

Fork Foolery (Hard)

Time of First Successful Submission: 2025-05-11 19:41:14

Canary Conundrum (Easy)

Time of First Successful Submission: 2024-10-03 16:39:55

Canary Conundrum (Hard)

Time of First Successful Submission: 2024-10-03 18:41:46

A Crafty Clobber (Easy)

Time of First Successful Submission: 2024-10-10 18:12:57

A Crafty Clobber (Hard)

Time of First Successful Submission: 2024-10-10 20:06:20

Can It Fizz?

Time of First Successful Submission: 2025-09-27 19:29:25

Does It Buzz?

Time of First Successful Submission: 2025-09-28 12:51:21

Make It FizzBuzz

Time of First Successful Submission: 2025-09-28 15:11:53

Terrible Token (Easy)

Time of First Successful Submission: 2024-08-28 18:40:11

Terrible Token (Hard)

Time of First Successful Submission: 2024-08-28 18:45:29

Tangled Ticket (Easy)

Time of First Successful Submission: 2024-08-28 18:52:29

Tangled Ticket (Hard)

Time of First Successful Submission: 2024-08-28 19:00:32

Bit Bender

Time of First Successful Submission: 2025-09-20 19:12:31

Substitution Sorcery

Time of First Successful Submission: 2025-09-20 19:24:04

Meager Mangler (Easy)

Time of First Successful Submission: 2024-08-28 19:55:49

Meager Mangler (Hard)

Time of First Successful Submission: 2024-09-02 21:06:01

Monstrous Mangler (Easy)

Time of First Successful Submission: 2024-09-02 21:38:03

Monstrous Mangler (Hard)

Time of First Successful Submission: 2024-09-03 21:25:59

Patched Up (Easy)

Time of First Successful Submission: 2024-09-04 18:08:49

Patched Up (Hard)

Time of First Successful Submission: 2024-09-04 18:18:14

Puzzle Patch (Easy)

Time of First Successful Submission: 2024-09-04 18:27:50

Puzzle Patch (Hard)

Time of First Successful Submission: 2024-09-04 18:31:37

Patch Perfect (Easy)

Time of First Successful Submission: 2024-09-04 19:01:23

Patch Perfect (Hard)

Time of First Successful Submission: 2024-09-04 19:04:16

Trust the Yancode (Easy)

Time of First Successful Submission: 2024-09-06 20:02:08

Trust the Yancode (Hard)

Time of First Successful Submission: 2024-09-06 20:04:37

Know the Yancode (Easy)

Time of First Successful Submission: 2025-05-14 17:40:07

Know the Yancode (Hard)

Time of First Successful Submission: 2025-05-14 18:02:22

Master the Yancode (Easy)

Time of First Successful Submission: 2025-05-14 18:11:31

Master the Yancode (Hard)

Time of First Successful Submission: 2025-05-14 18:27:38

Transcend the Yancode (Easy)

Time of First Successful Submission: 2025-05-14 18:35:48

Transcend the Yancode (Hard)

Time of First Successful Submission: 2025-05-14 19:19:42

The Yanalyzer (Easy)

Time of First Successful Submission: 2025-05-17 19:07:53

The Yanalyzer (Hard)

Time of First Successful Submission: 2025-05-17 21:40:18

The Yangler (Easy)

Time of First Successful Submission: 2025-05-19 20:58:22

The Yangler (Hard)

Time of First Successful Submission: 2025-12-06 20:11:30

Yancraft (Easy)

Time of First Successful Submission: 2025-12-13 20:01:34

Yancraft (Hard)

Time of First Successful Submission: 2025-12-13 20:41:17

Yansanity (Easy)

Time of First Successful Submission: 2025-12-14 18:20:24

Yansanity (Hard)

Time of First Successful Submission: 2025-12-14 16:46:31

When the Cow Says Moo

Time of First Successful Submission: 2025-09-24 12:50:33

Predictable Migration

Time of First Successful Submission: 2025-09-24 17:41:54

Hashing Heifers

Time of First Successful Submission: 2025-09-24 19:20:11

Salty Stampede

Time of First Successful Submission: 2025-09-24 19:38:27

Loose Link (Easy)

Time of First Successful Submission: 2025-04-30 12:05:46

Loose Link (Hard)

Time of First Successful Submission: 2025-04-30 12:11:09

Call Chain (Easy)

Time of First Successful Submission: 2025-04-30 12:25:38

Call Chain (Hard)

Time of First Successful Submission: 2025-04-30 12:29:23

Chain of Command (Easy)

Time of First Successful Submission: 2025-04-30 12:35:35

Chain of Command (Hard)

Time of First Successful Submission: 2025-04-30 13:02:03

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2025-04-30 16:19:50

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2025-04-30 16:25:19

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2025-04-30 18:01:23

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-04-30 18:08:02

Indirect Invocation (Easy)

Time of First Successful Submission: 2025-06-21 16:58:38

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-06-23 16:32:17

Leaky Libc (Easy)

Time of First Successful Submission: 2025-06-23 17:21:11

Leaky Libc (Hard)

Time of First Successful Submission: 2025-06-23 17:33:46

Putsception (Easy)

Time of First Successful Submission: 2025-06-23 20:13:46

Putsception (Hard)

Time of First Successful Submission: 2025-06-23 20:21:33

Pivotal Prelude (Easy)

Time of First Successful Submission: 2025-06-24 19:45:12

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-06-24 19:52:24

Pivotal Pointer (Easy)

Time of First Successful Submission: 2025-07-01 19:24:30

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-07-01 19:55:41

Pivotal Payload (Easy)

Time of First Successful Submission: 2025-07-02 15:51:32

Pivotal Payload (Hard)

Time of First Successful Submission: 2025-07-02 15:54:48

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-07-02 18:49:01

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-07-02 19:01:01

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-07-03 20:05:08

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-07-03 20:36:49

ROP Roulette (Easy)

Time of First Successful Submission: 2025-07-31 17:10:00

ROP Roulette (Hard)

Time of First Successful Submission: 2025-07-31 18:44:25

Libc Lottery (Easy)

Time of First Successful Submission: 2025-08-13 19:35:37

Libc Lottery (Hard)

Time of First Successful Submission: 2025-08-13 19:45:55

Freebie (Easy)

Time of First Successful Submission: 2025-05-21 17:13:37

Freebie (Hard)

Time of First Successful Submission: 2025-05-21 17:17:47

Freebin Feint (Easy)

Time of First Successful Submission: 2025-05-21 17:18:32

Freebin Feint (Hard)

Time of First Successful Submission: 2025-05-21 17:26:31

Free Flag Fumble (Easy)

Time of First Successful Submission: 2025-05-21 17:29:01

Free Flag Fumble (Hard)

Time of First Successful Submission: 2025-05-21 17:31:43

Fickle Free (Easy)

Time of First Successful Submission: 2025-05-21 18:31:05

Fickle Free (Hard)

Time of First Successful Submission: 2025-05-21 18:50:33

Malloc Mirage (Easy)

Time of First Successful Submission: 2025-05-21 19:23:07

Malloc Mirage (Hard)

Time of First Successful Submission: 2025-05-21 19:36:03

Seeking Secrets (Easy)

Time of First Successful Submission: 2025-05-22 15:28:24

Seeking Secrets (Hard)

Time of First Successful Submission: 2025-05-22 16:00:59

Seeking Substantial Secrets (Easy)

Time of First Successful Submission: 2025-05-22 17:19:12

Seeking Substantial Secrets (Hard)

Time of First Successful Submission: 2025-05-22 17:26:47

Seeking Spanless Secrets (Easy)

Time of First Successful Submission: 2025-05-23 20:41:15

Seeking Spanless Secrets (Hard)

Time of First Successful Submission: 2025-05-23 20:44:06

Seeking Smuggled Secrets (Easy)

Time of First Successful Submission: 2025-05-25 16:46:05

Seeking Smuggled Secrets (Hard)

Time of First Successful Submission: 2025-05-25 16:49:40

Sus Sequence (Easy)

Time of First Successful Submission: 2025-05-25 18:04:09

Sus Sequence (Hard)

Time of First Successful Submission: 2025-05-25 18:13:45

Echo Emanations (Easy)

Time of First Successful Submission: 2025-05-26 18:23:50

Echo Emanations (Hard)

Time of First Successful Submission: 2025-05-26 18:33:53

Stack Spoofing (Easy)

Time of First Successful Submission: 2025-05-27 18:26:26

Stack Spoofing (Hard)

Time of First Successful Submission: 2025-05-27 20:51:13

Stack Summoning (Easy)

Time of First Successful Submission: 2025-05-31 21:42:58

Stack Summoning (Hard)

Time of First Successful Submission: 2025-05-31 21:52:17

Enterprising Echo (Easy)

Time of First Successful Submission: 2025-06-01 12:40:12

Enterprising Echo (Hard)

Time of First Successful Submission: 2025-06-01 12:45:53

Ephemeral Echo (Easy)

Time of First Successful Submission: 2025-06-01 13:34:20

Ephemeral Echo (Hard)

Time of First Successful Submission: 2025-06-01 13:36:24

Seeking Safe Secrets (Easy)

Time of First Successful Submission: 2025-10-22 17:49:28

Seeking Safe Secrets (Hard)

Time of First Successful Submission: 2025-10-22 18:17:20

Sus Sequence Safety (Easy)

Time of First Successful Submission: 2025-10-26 12:27:43

Sus Sequence Safety (Hard)

Time of First Successful Submission: 2025-10-26 12:41:55

Safely Stack Summoning (Easy)

Time of First Successful Submission: 2025-10-26 13:03:25

Safely Stack Summoning (Hard)

Time of First Successful Submission: 2025-10-26 13:04:34

Overlapping Odyssey (Easy)

Time of First Successful Submission: 2025-11-09 13:20:17

Overlapping Odyssey (Hard)

Time of First Successful Submission: 2025-11-09 13:31:28

Tcache Terror (Easy)

Time of First Successful Submission: 2025-11-09 16:40:33

Tcache Terror (Hard)

Time of First Successful Submission: 2025-11-09 16:57:08

Containment Composition (Easy)

Time of First Successful Submission: 2024-10-17 19:15:39

Containment Composition (Hard)

Time of First Successful Submission: 2024-10-17 19:35:42

Constant Corruption (Easy)

Time of First Successful Submission: 2024-11-06 21:21:44

Constant Corruption (Hard)

Time of First Successful Submission: 2024-11-06 22:06:07

Return to YanLand (Easy)

Time of First Successful Submission: 2025-12-16 23:17:08

Return to YanLand (Hard)

Time of First Successful Submission: 2025-12-17 13:00:08

Escape from YanLand (Easy)

Time of First Successful Submission: 2025-12-17 18:35:20

Escape from YanLand (Hard)

Time of First Successful Submission: 2025-12-17 19:03:05

The YanFilter (Easy)

Time of First Successful Submission: 2025-12-18 12:19:25

The YanFilter (Hard)

Time of First Successful Submission: 2025-12-18 12:58:17

The Great YanFilter (Easy)

Time of First Successful Submission: 2025-12-21 21:52:49

The Great YanFilter (Hard)

Time of First Successful Submission: 2025-12-21 22:15:19

Yan85 Reborn (Easy)

Time of First Successful Submission: 2025-12-28 19:56:09

Yan85 Reborn (Hard)

Time of First Successful Submission: 2025-12-29 01:32:36


System Security

10 / 95 1885 / 3157


chroot-escape-basic

Time of First Successful Submission: 2025-06-09 21:05:36

chroot-shellcode

Time of First Successful Submission: 2026-01-07 21:19:57

chroot-proper

Time of First Successful Submission: 2026-01-07 21:22:25

seccomp-basic

Time of First Successful Submission: 2026-01-07 21:32:46

seccomp-linkat

Time of First Successful Submission: 2026-01-11 16:51:11

seccomp-fchdir

Time of First Successful Submission: 2026-01-11 16:59:40

level1.0

Time of First Successful Submission: 2025-07-30 16:29:32

level1.1

Time of First Successful Submission: 2025-07-30 17:28:32

level2.0

Time of First Successful Submission: 2025-07-30 18:00:52

level2.1

Time of First Successful Submission: 2025-07-30 18:14:28


Linux Luminarium

96 / 128 4500 / 27205


Intro to Commands

Time of First Successful Submission: 2024-12-17 20:36:16

Intro to Arguments

Time of First Successful Submission: 2024-12-17 20:36:51

Command History

Time of First Successful Submission: 2025-08-27 18:15:09

The Root

Time of First Successful Submission: 2024-06-18 14:34:59

Program and absolute paths

Time of First Successful Submission: 2024-12-17 20:38:41

Position thy self

Time of First Successful Submission: 2024-12-17 20:39:15

Position elsewhere

Time of First Successful Submission: 2024-12-17 20:39:41

implicit relative paths, from /

Time of First Successful Submission: 2024-12-17 20:40:19

explicit relative paths, from /

Time of First Successful Submission: 2024-12-17 20:40:47

implicit relative path

Time of First Successful Submission: 2024-12-17 20:41:09

home sweet home

Time of First Successful Submission: 2024-12-17 20:42:30

cat: not the pet, but the command!

Time of First Successful Submission: 2024-12-17 20:42:55

catting absolute paths

Time of First Successful Submission: 2024-12-17 20:43:06

more catting practice

Time of First Successful Submission: 2024-12-17 20:43:52

grepping for a needle in a haystack

Time of First Successful Submission: 2024-12-17 20:44:19

listing files

Time of First Successful Submission: 2024-12-17 20:44:39

touching files

Time of First Successful Submission: 2024-12-17 20:45:05

removing files

Time of First Successful Submission: 2024-12-17 20:45:35

hidden files

Time of First Successful Submission: 2024-12-17 20:46:00

An Epic Filesystem Quest

Time of First Successful Submission: 2024-12-17 20:48:26

making directories

Time of First Successful Submission: 2024-12-17 20:49:31

finding files

Time of First Successful Submission: 2024-12-17 20:50:08

linking files

Time of First Successful Submission: 2024-12-17 20:52:04

Learning From Documentation

Time of First Successful Submission: 2024-12-17 20:52:41

Learning Complex Usage

Time of First Successful Submission: 2024-12-17 20:53:04

Reading Manuals

Time of First Successful Submission: 2024-12-17 20:53:51

Searching Manuals

Time of First Successful Submission: 2024-12-17 20:55:35

Searching For Manuals

Time of First Successful Submission: 2024-12-17 21:00:00

Helpful Programs

Time of First Successful Submission: 2024-12-17 21:00:44

Help for Builtins

Time of First Successful Submission: 2024-12-17 21:01:22

Matching with *

Time of First Successful Submission: 2024-12-17 21:02:09

Matching with ?

Time of First Successful Submission: 2024-12-17 21:03:38

Matching with []

Time of First Successful Submission: 2024-12-17 21:04:40

Matching paths with []

Time of First Successful Submission: 2024-12-17 21:05:20

Multiple globs

Time of First Successful Submission: 2025-08-27 18:09:31

Mixing globs

Time of First Successful Submission: 2024-12-17 21:11:12

Exclusionary globbing

Time of First Successful Submission: 2024-12-17 21:14:18

Tab completion

Time of First Successful Submission: 2025-08-27 18:09:58

Multiple options for tab completion

Time of First Successful Submission: 2025-08-27 18:10:29

Tab completion on commands

Time of First Successful Submission: 2025-08-27 18:10:54

Redirecting output

Time of First Successful Submission: 2024-12-17 21:15:40

Redirecting more output

Time of First Successful Submission: 2024-12-17 21:16:13

Appending output

Time of First Successful Submission: 2024-12-17 21:17:11

Redirecting errors

Time of First Successful Submission: 2024-12-17 21:18:02

Redirecting input

Time of First Successful Submission: 2024-12-17 21:18:58

Grepping stored results

Time of First Successful Submission: 2024-12-17 21:20:38

Grepping live output

Time of First Successful Submission: 2024-12-17 21:20:54

Grepping errors

Time of First Successful Submission: 2024-12-17 21:21:41

Filtering with grep -v

Time of First Successful Submission: 2025-08-27 18:11:25

Duplicating piped data with tee

Time of First Successful Submission: 2024-12-17 21:26:32

Process substitution for input

Time of First Successful Submission: 2025-08-27 18:13:18

Writing to multiple programs

Time of First Successful Submission: 2024-12-17 21:30:05

Split-piping stderr and stdout

Time of First Successful Submission: 2024-12-17 21:32:41

Named pipes

Time of First Successful Submission: 2025-08-27 18:14:41

Printing Variables

Time of First Successful Submission: 2024-12-17 21:33:22

Setting Variables

Time of First Successful Submission: 2024-12-17 21:38:39

Multi-word Variables

Time of First Successful Submission: 2024-12-17 21:38:44

Exporting Variables

Time of First Successful Submission: 2024-12-17 21:34:42

Printing Exported Variables

Time of First Successful Submission: 2024-12-17 21:35:01

Storing Command Output

Time of First Successful Submission: 2024-12-17 21:36:17

Reading Input

Time of First Successful Submission: 2024-12-17 21:36:55

Reading Files

Time of First Successful Submission: 2024-12-17 21:38:14

Listing Processes

Time of First Successful Submission: 2024-12-17 21:39:38

Killing Processes

Time of First Successful Submission: 2024-12-17 21:40:06

Interrupting Processes

Time of First Successful Submission: 2024-12-17 21:40:24

Suspending Processes

Time of First Successful Submission: 2024-12-17 21:40:59

Resuming Processes

Time of First Successful Submission: 2024-12-17 21:41:20

Backgrounding Processes

Time of First Successful Submission: 2024-12-17 21:42:28

Foregrounding Processes

Time of First Successful Submission: 2024-12-17 21:42:57

Starting Backgrounded Processes

Time of First Successful Submission: 2024-12-17 21:43:23

Process Exit Codes

Time of First Successful Submission: 2024-12-17 21:44:15

Becoming root with su

Time of First Successful Submission: 2024-12-18 16:53:13

Other users with su

Time of First Successful Submission: 2024-12-18 16:53:35

Cracking passwords

Time of First Successful Submission: 2024-12-18 16:55:42

Using sudo

Time of First Successful Submission: 2024-12-18 16:56:00

Changing File Ownership

Time of First Successful Submission: 2024-12-18 16:41:44

Groups and Files

Time of First Successful Submission: 2024-12-18 16:42:05

Fun With Groups Names

Time of First Successful Submission: 2024-12-18 16:42:34

Changing Permissions

Time of First Successful Submission: 2024-12-18 16:42:55

Executable Files

Time of First Successful Submission: 2024-12-18 16:43:17

Permission Tweaking Practice

Time of First Successful Submission: 2024-12-18 16:49:15

Permissions Setting Practice

Time of First Successful Submission: 2024-12-18 16:51:57

The SUID Bit

Time of First Successful Submission: 2024-12-18 16:52:39

Chaining with Semicolons

Time of First Successful Submission: 2024-12-18 16:56:47

Your First Shell Script

Time of First Successful Submission: 2024-12-18 16:57:59

Redirecting Script Output

Time of First Successful Submission: 2024-12-18 16:58:39

Executable Shell Scripts

Time of First Successful Submission: 2024-12-18 16:59:04

The PATH Variable

Time of First Successful Submission: 2024-12-18 16:59:56

Setting PATH

Time of First Successful Submission: 2024-12-18 17:00:33

Adding Commands

Time of First Successful Submission: 2024-12-18 17:02:29

Hijacking Commands

Time of First Successful Submission: 2024-12-18 17:05:22

The Fork Bomb

Time of First Successful Submission: 2025-08-27 17:40:23

Disk-Space Doomsday

Time of First Successful Submission: 2025-08-27 17:45:19

rm -rf /

Time of First Successful Submission: 2025-08-27 17:50:19

Life after rm -rf /

Time of First Successful Submission: 2025-08-27 17:57:03

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-08-27 18:08:18


Computing 101

69 / 69 753 / 19211


Your First Register

Time of First Successful Submission: 2024-12-18 17:07:10

Your First Syscall

Time of First Successful Submission: 2024-12-18 17:07:55

Exit Codes

Time of First Successful Submission: 2024-12-18 17:09:26

Building Executables

Time of First Successful Submission: 2024-12-18 17:11:18

Moving Between Registers

Time of First Successful Submission: 2024-12-18 17:12:50

Tracing Syscalls

Time of First Successful Submission: 2024-12-18 17:11:55

Starting GDB

Time of First Successful Submission: 2025-08-27 18:37:17

Starting Programs in GDB

Time of First Successful Submission: 2025-08-27 18:37:46

Loading From Memory

Time of First Successful Submission: 2024-12-18 17:14:14

More Loading Practice

Time of First Successful Submission: 2024-12-18 17:14:41

Dereferencing Pointers

Time of First Successful Submission: 2024-12-18 17:27:32

Dereferencing Yourself

Time of First Successful Submission: 2024-12-18 17:28:33

Dereferencing with Offsets

Time of First Successful Submission: 2024-12-18 17:28:58

Stored Addresses

Time of First Successful Submission: 2024-12-18 17:31:12

Double Dereference

Time of First Successful Submission: 2024-12-18 17:32:05

Triple Dereference

Time of First Successful Submission: 2024-12-18 17:32:48

Writing Output

Time of First Successful Submission: 2024-12-18 17:35:12

Chaining Syscalls

Time of First Successful Submission: 2024-12-18 17:36:11

Writing Strings

Time of First Successful Submission: 2024-12-18 17:36:34

Reading Data

Time of First Successful Submission: 2025-08-27 18:36:39

set-register

Time of First Successful Submission: 2025-08-27 18:43:01

set-multiple-registers

Time of First Successful Submission: 2025-08-27 18:44:35

add-to-register

Time of First Successful Submission: 2025-08-27 18:45:53

linear-equation-registers

Time of First Successful Submission: 2025-08-27 18:57:12

integer-division

Time of First Successful Submission: 2025-08-27 19:00:24

modulo-operation

Time of First Successful Submission: 2025-08-27 19:01:31

set-upper-byte

Time of First Successful Submission: 2025-08-27 19:04:16

efficient-modulo

Time of First Successful Submission: 2025-08-27 19:09:49

byte-extraction

Time of First Successful Submission: 2025-08-27 19:22:40

bitwise-and

Time of First Successful Submission: 2025-08-27 19:25:36

check-even

Time of First Successful Submission: 2025-08-27 19:37:03

memory-read

Time of First Successful Submission: 2025-08-27 19:38:22

memory-write

Time of First Successful Submission: 2025-08-27 19:39:27

memory-increment

Time of First Successful Submission: 2025-08-27 19:43:35

byte-access

Time of First Successful Submission: 2025-08-27 19:44:57

memory-size-access

Time of First Successful Submission: 2025-08-27 19:48:22

little-endian-write

Time of First Successful Submission: 2025-08-27 19:53:40

memory-sum

Time of First Successful Submission: 2025-08-27 19:58:22

stack-subtraction

Time of First Successful Submission: 2025-08-27 19:59:43

swap-stack-values

Time of First Successful Submission: 2025-08-27 20:01:29

average-stack-values

Time of First Successful Submission: 2025-08-27 20:08:35

absolute-jump

Time of First Successful Submission: 2025-08-27 20:14:17

relative-jump

Time of First Successful Submission: 2025-08-27 20:21:08

jump-trampoline

Time of First Successful Submission: 2025-08-27 20:24:03

conditional-jump

Time of First Successful Submission: 2025-08-27 20:47:37

indirect-jump

Time of First Successful Submission: 2025-08-29 15:58:06

average-loop

Time of First Successful Submission: 2025-08-29 16:13:46

count-non-zero

Time of First Successful Submission: 2025-08-29 16:26:51

string-lower

Time of First Successful Submission: 2025-08-29 16:32:30

most-common-byte

Time of First Successful Submission: 2025-08-29 16:42:17

Debugging Programs

Time of First Successful Submission: 2024-06-19 17:11:18

Inspecting Registers

Time of First Successful Submission: 2024-06-19 17:12:44

Examining Memory

Time of First Successful Submission: 2024-06-19 17:45:38

Setting Breakpoints

Time of First Successful Submission: 2024-12-18 17:52:22

GDB Scripting

Time of First Successful Submission: 2024-12-18 18:09:02

Modifying Data

Time of First Successful Submission: 2024-12-18 18:15:42

Modifying Execution

Time of First Successful Submission: 2024-12-18 18:16:39

Broken Functions

Time of First Successful Submission: 2024-12-18 18:24:29

Exit

Time of First Successful Submission: 2024-06-21 20:45:55

Socket

Time of First Successful Submission: 2024-06-21 20:58:42

Bind

Time of First Successful Submission: 2024-06-21 21:46:19

Listen

Time of First Successful Submission: 2024-06-21 21:52:39

Accept

Time of First Successful Submission: 2024-06-21 21:55:38

Static Response

Time of First Successful Submission: 2024-06-21 22:15:49

Dynamic Response

Time of First Successful Submission: 2024-06-23 14:52:49

Iterative GET Server

Time of First Successful Submission: 2024-06-23 15:01:05

Concurrent GET Server

Time of First Successful Submission: 2024-06-23 18:28:26

Concurrent POST Server

Time of First Successful Submission: 2024-06-23 18:29:42

Web Server

Time of First Successful Submission: 2024-06-23 18:31:52


Playing With Programs

116 / 116 338 / 21901


What's the password?

Time of First Successful Submission: 2025-08-29 16:42:58

... and again!

Time of First Successful Submission: 2025-08-30 10:37:04

Newline Troubles

Time of First Successful Submission: 2025-08-30 10:37:48

Reasoning about files

Time of First Successful Submission: 2025-08-30 10:38:26

Specifying Filenames

Time of First Successful Submission: 2025-08-30 10:39:00

Binary and Hex Encoding

Time of First Successful Submission: 2025-08-30 10:41:51

More Hex

Time of First Successful Submission: 2025-08-30 10:42:30

Decoding Hex

Time of First Successful Submission: 2025-08-30 10:44:10

Decoding Practice

Time of First Successful Submission: 2025-08-30 10:46:08

Encoding Practice

Time of First Successful Submission: 2025-08-30 10:47:01

Hex-encoding ASCII

Time of First Successful Submission: 2025-08-30 10:48:25

Nested Encoding

Time of First Successful Submission: 2025-08-30 10:49:28

Hex-encoding UTF-8

Time of First Successful Submission: 2025-08-30 10:50:31

UTF Mixups

Time of First Successful Submission: 2025-08-30 10:53:54

Modifying Encoded Data

Time of First Successful Submission: 2025-08-30 11:00:37

Decoding Base64

Time of First Successful Submission: 2024-06-27 21:01:45

Encoding Base64

Time of First Successful Submission: 2025-08-30 11:03:10

Dealing with Obfuscation

Time of First Successful Submission: 2025-08-30 11:05:13

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-08-30 11:09:46

Your First HTTP Request

Time of First Successful Submission: 2025-08-30 16:20:57

Reading Flask

Time of First Successful Submission: 2025-08-30 16:26:24

Commented Data

Time of First Successful Submission: 2025-08-30 16:27:21

HTTP Metadata

Time of First Successful Submission: 2025-08-30 16:28:52

HTTP (netcat)

Time of First Successful Submission: 2024-06-19 18:09:42

HTTP Paths (netcat)

Time of First Successful Submission: 2024-06-19 18:15:30

HTTP (curl)

Time of First Successful Submission: 2024-06-19 18:14:50

HTTP (python)

Time of First Successful Submission: 2024-06-19 18:16:24

HTTP Host Header (python)

Time of First Successful Submission: 2024-06-19 18:14:03

HTTP Host Header (curl)

Time of First Successful Submission: 2024-06-19 18:11:35

HTTP Host Header (netcat)

Time of First Successful Submission: 2024-06-19 18:12:37

URL Encoding (netcat)

Time of First Successful Submission: 2024-06-19 18:21:52

HTTP GET Parameters

Time of First Successful Submission: 2024-06-19 18:22:54

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2024-06-19 18:32:03

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2024-06-19 18:30:13

HTTP Forms

Time of First Successful Submission: 2025-08-30 16:29:48

HTTP Forms (curl)

Time of First Successful Submission: 2024-06-19 18:35:03

HTTP Forms (netcat)

Time of First Successful Submission: 2024-06-19 18:42:25

HTTP Forms (python)

Time of First Successful Submission: 2024-06-19 18:43:30

HTTP Forms Without Forms

Time of First Successful Submission: 2025-08-30 16:32:04

Multiple Form Fields (curl)

Time of First Successful Submission: 2024-06-19 18:44:28

Multiple Form Fields (netcat)

Time of First Successful Submission: 2024-06-19 18:52:55

HTTP Redirects (netcat)

Time of First Successful Submission: 2024-06-19 20:35:53

HTTP Redirects (curl)

Time of First Successful Submission: 2024-06-19 19:04:30

HTTP Redirects (python)

Time of First Successful Submission: 2024-06-19 20:36:44

HTTP Cookies (curl)

Time of First Successful Submission: 2024-06-19 20:39:10

HTTP Cookies (netcat)

Time of First Successful Submission: 2024-06-19 20:41:08

HTTP Cookies (python)

Time of First Successful Submission: 2024-06-19 20:44:20

Server State (python)

Time of First Successful Submission: 2024-06-19 20:50:11

Listening Web

Time of First Successful Submission: 2025-08-30 16:33:13

Speaking Redirects

Time of First Successful Submission: 2025-08-30 16:36:57

JavaScript Redirects

Time of First Successful Submission: 2025-08-30 16:39:56

Including JavaScript

Time of First Successful Submission: 2025-08-30 16:48:48

HTTP (javascript)

Time of First Successful Submission: 2025-08-30 16:55:48

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-08-30 17:01:52

HTTP Forms (javascript)

Time of First Successful Submission: 2025-08-30 17:05:07

cat

Time of First Successful Submission: 2023-08-12 15:43:19

more

Time of First Successful Submission: 2023-08-12 15:43:59

less

Time of First Successful Submission: 2023-08-12 15:44:28

tail

Time of First Successful Submission: 2023-08-12 15:44:58

head

Time of First Successful Submission: 2023-08-12 15:45:20

sort

Time of First Successful Submission: 2023-08-12 15:45:37

vim

Time of First Successful Submission: 2023-08-12 15:45:59

emacs

Time of First Successful Submission: 2023-08-12 15:49:10

nano

Time of First Successful Submission: 2023-08-12 15:52:15

rev

Time of First Successful Submission: 2023-08-12 15:52:40

od

Time of First Successful Submission: 2023-08-12 15:54:25

hd

Time of First Successful Submission: 2023-08-12 15:55:47

xxd

Time of First Successful Submission: 2023-08-12 15:56:17

base32

Time of First Successful Submission: 2023-08-12 15:56:51

base64

Time of First Successful Submission: 2023-08-12 15:57:16

split

Time of First Successful Submission: 2023-08-12 15:59:00

gzip

Time of First Successful Submission: 2023-08-12 15:59:51

bzip2

Time of First Successful Submission: 2023-08-12 16:01:12

zip

Time of First Successful Submission: 2023-08-12 16:04:25

tar

Time of First Successful Submission: 2023-08-12 16:05:11

ar

Time of First Successful Submission: 2023-08-12 16:06:11

cpio

Time of First Successful Submission: 2023-08-12 16:07:03

genisoimage

Time of First Successful Submission: 2023-08-12 16:08:24

env

Time of First Successful Submission: 2023-08-12 16:09:12

find

Time of First Successful Submission: 2023-08-12 16:10:07

make

Time of First Successful Submission: 2023-08-12 16:11:08

nice

Time of First Successful Submission: 2023-08-12 16:11:54

timeout

Time of First Successful Submission: 2023-08-12 16:12:32

stdbuf

Time of First Successful Submission: 2023-08-12 16:13:02

setarch

Time of First Successful Submission: 2023-08-12 16:13:37

watch

Time of First Successful Submission: 2023-08-12 16:14:23

socat

Time of First Successful Submission: 2023-08-21 16:26:37

whiptail

Time of First Successful Submission: 2024-06-18 14:40:05

awk

Time of First Successful Submission: 2023-08-21 16:34:36

sed

Time of First Successful Submission: 2023-08-21 16:35:38

ed

Time of First Successful Submission: 2023-08-21 16:36:21

chown

Time of First Successful Submission: 2023-08-21 16:37:07

chmod

Time of First Successful Submission: 2023-08-21 16:37:30

cp

Time of First Successful Submission: 2023-08-21 16:38:07

mv

Time of First Successful Submission: 2024-06-18 14:47:29

perl

Time of First Successful Submission: 2024-06-18 14:52:40

python

Time of First Successful Submission: 2023-08-21 16:43:50

ruby

Time of First Successful Submission: 2024-06-18 14:55:01

bash

Time of First Successful Submission: 2024-06-18 14:55:49

date

Time of First Successful Submission: 2024-06-18 14:57:39

dmesg

Time of First Successful Submission: 2024-06-18 14:58:58

wc

Time of First Successful Submission: 2024-06-18 15:00:42

gcc

Time of First Successful Submission: 2024-06-18 15:04:03

as

Time of First Successful Submission: 2024-06-18 15:06:40

wget

Time of First Successful Submission: 2024-06-18 15:15:31

ssh-keygen

Time of First Successful Submission: 2024-06-18 15:30:25

SQL Queries

Time of First Successful Submission: 2025-08-30 17:06:17

Filtering SQL

Time of First Successful Submission: 2025-08-30 17:07:23

Choosing Columns

Time of First Successful Submission: 2025-08-30 17:07:57

Exclusionary Filtering

Time of First Successful Submission: 2025-08-30 17:10:04

Filtering Strings

Time of First Successful Submission: 2025-08-30 17:11:29

Filtering on Expressions

Time of First Successful Submission: 2025-08-30 17:12:28

SELECTing Expressions

Time of First Successful Submission: 2025-08-30 17:16:10

Composite Conditions

Time of First Successful Submission: 2025-08-30 17:18:25

Reaching Your LIMITs

Time of First Successful Submission: 2025-08-30 17:19:41

Querying Metadata

Time of First Successful Submission: 2025-08-30 17:22:59


Arizona CTF 2025

1 / 23 307 / 716


Hijack Me!

Time of First Successful Submission: 2024-08-28 13:12:53


Desert CodeSprouts

3 / 7 55 / 187


Password Cracking

Time of First Successful Submission: 2024-06-23 18:39:41

Information Gathering

Time of First Successful Submission: 2024-06-23 18:44:03

Encryption Breaking

Time of First Successful Submission: 2024-06-23 18:56:42


Hacker History

2 / 8 104 / 140


External BBS (login)

Time of First Successful Submission: 2025-03-12 21:06:07

Internal BBS

Time of First Successful Submission: 2025-03-12 21:29:54


Hanto Dojo

8 / 44 56 / 305


Evaluating Is Fun!

Time of First Successful Submission: 2025-05-05 17:14:12

Variables Are Fun!

Time of First Successful Submission: 2025-05-05 17:15:41

Functions Are Fun!

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

Printing Is Fun!

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

Opening Is Fun!

Time of First Successful Submission: 2025-05-05 17:18:44

Globals Are Fun!

Time of First Successful Submission: 2025-05-05 19:22:33

Modules Are Fun!

Time of First Successful Submission: 2025-05-05 19:54:55

Importing Is Fun!

Time of First Successful Submission: 2025-05-05 19:58:31


The Art of the Shell

1 / 55 327 / 465


The Transient Path

Time of First Successful Submission: 2024-08-28 13:12:53