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pwn.college Archives

1 / 202 19612 / 22791


Triple Dereference

Time of First Successful Submission: 2025-08-18 11:06:47


Advent of Pwn

1 / 12 543 / 547


Day 01

Time of First Successful Submission: 2026-02-20 06:10:21


ARM Architecture

21 / 28 126 / 692


Level1

Time of First Successful Submission: 2026-02-21 09:34:13

Level2

Time of First Successful Submission: 2026-02-21 09:40:17

Level3

Time of First Successful Submission: 2026-02-21 09:46:37

Level4

Time of First Successful Submission: 2026-02-21 09:54:22

Level5

Time of First Successful Submission: 2026-02-21 10:03:42

Level6

Time of First Successful Submission: 2026-02-21 10:13:35

Level7

Time of First Successful Submission: 2026-02-21 12:02:30

Level8

Time of First Successful Submission: 2026-02-21 12:16:14

Level9

Time of First Successful Submission: 2026-02-22 03:16:20

Level10

Time of First Successful Submission: 2026-02-22 03:31:34

Level11

Time of First Successful Submission: 2026-02-22 03:55:56

Level12

Time of First Successful Submission: 2026-02-22 04:14:28

Level13

Time of First Successful Submission: 2026-02-22 04:25:31

Level14

Time of First Successful Submission: 2026-02-22 10:13:28

Level15

Time of First Successful Submission: 2026-02-22 10:51:46

level-1-0

Time of First Successful Submission: 2026-02-23 02:34:55

level-1-1

Time of First Successful Submission: 2026-02-23 02:42:57

level-2-0

Time of First Successful Submission: 2026-02-23 03:07:17

level-2-1

Time of First Successful Submission: 2026-02-23 03:11:13

level-3-0

Time of First Successful Submission: 2026-02-23 03:42:19

level-3-1

Time of First Successful Submission: 2026-02-23 03:46:22


Intro to Programming Languages

19 / 234 796 / 31932


Lab 1.1 - Start Terminal

Time of First Successful Submission: 2026-01-17 02:53:28

Lab 1.5.2 - Using ls and cd

Time of First Successful Submission: 2026-01-17 03:03:44

Lab 1.5.3 - Using grep

Time of First Successful Submission: 2026-01-17 03:07:49

Lab 1.6 - Using grep and pipe

Time of First Successful Submission: 2026-01-17 03:22:28

Commands

Time of First Successful Submission: 2025-08-11 13:00:11

Command Arguments

Time of First Successful Submission: 2025-08-11 13:01:09

Command History

Time of First Successful Submission: 2025-08-11 13:02:09

The Root Path

Time of First Successful Submission: 2025-08-12 01:33:39

Absolute Paths

Time of First Successful Submission: 2025-08-12 01:34:30

Changing position

Time of First Successful Submission: 2025-08-12 01:36:42

Changing to an Absolute Path

Time of First Successful Submission: 2025-08-12 01:38:02

Relative Paths

Time of First Successful Submission: 2025-08-12 01:41:19

Cat

Time of First Successful Submission: 2025-08-12 01:52:37

Ls

Time of First Successful Submission: 2025-08-12 02:04:07

Ls All

Time of First Successful Submission: 2025-08-12 02:19:08

Find

Time of First Successful Submission: 2025-08-12 02:42:41

Piping Echo

Time of First Successful Submission: 2025-08-12 08:18:03

Piping Stdout

Time of First Successful Submission: 2025-08-12 08:20:48

Piping Stdin

Time of First Successful Submission: 2025-08-12 08:42:34


The Quarterly Quiz

1 / 13 207 / 224


level1

Time of First Successful Submission: 2025-12-09 02:19:12


XNU Dojo

21 / 61 139 / 711


Level1

Time of First Successful Submission: 2026-02-21 09:34:13

Level2

Time of First Successful Submission: 2026-02-21 09:40:17

Level3

Time of First Successful Submission: 2026-02-21 09:46:37

Level4

Time of First Successful Submission: 2026-02-21 09:54:22

Level5

Time of First Successful Submission: 2026-02-21 10:03:42

Level6

Time of First Successful Submission: 2026-02-21 10:13:35

Level7

Time of First Successful Submission: 2026-02-21 12:02:30

Level8

Time of First Successful Submission: 2026-02-21 12:16:14

Level9

Time of First Successful Submission: 2026-02-22 03:16:20

Level10

Time of First Successful Submission: 2026-02-22 03:31:34

Level11

Time of First Successful Submission: 2026-02-22 03:55:56

Level12

Time of First Successful Submission: 2026-02-22 04:14:28

Level13

Time of First Successful Submission: 2026-02-22 04:25:31

Level14

Time of First Successful Submission: 2026-02-22 10:13:28

Level15

Time of First Successful Submission: 2026-02-22 10:51:46

level-1-0

Time of First Successful Submission: 2026-02-23 02:34:55

level-1-1

Time of First Successful Submission: 2026-02-23 02:42:57

level-2-0

Time of First Successful Submission: 2026-02-23 03:07:17

level-2-1

Time of First Successful Submission: 2026-02-23 03:11:13

level-3-0

Time of First Successful Submission: 2026-02-23 03:42:19

level-3-1

Time of First Successful Submission: 2026-02-23 03:46:22


Intro to Cybersecurity

157 / 183 453 / 20008


Path Traversal 1

Time of First Successful Submission: 2025-09-01 01:45:58

Path Traversal 2

Time of First Successful Submission: 2025-09-01 02:15:14

CMDi 1

Time of First Successful Submission: 2025-09-01 02:26:48

CMDi 2

Time of First Successful Submission: 2025-09-01 02:38:01

CMDi 3

Time of First Successful Submission: 2025-09-01 02:46:50

CMDi 4

Time of First Successful Submission: 2025-09-01 02:53:34

CMDi 5

Time of First Successful Submission: 2025-09-01 03:11:36

CMDi 6

Time of First Successful Submission: 2025-09-01 03:18:36

Authentication Bypass 1

Time of First Successful Submission: 2025-09-01 04:18:47

Authentication Bypass 2

Time of First Successful Submission: 2025-09-01 04:25:20

SQLi 1

Time of First Successful Submission: 2025-09-01 11:39:45

SQLi 2

Time of First Successful Submission: 2025-09-01 11:44:56

SQLi 3

Time of First Successful Submission: 2025-09-01 11:58:39

SQLi 4

Time of First Successful Submission: 2025-09-01 12:21:39

SQLi 5

Time of First Successful Submission: 2025-09-01 13:12:50

XSS 1

Time of First Successful Submission: 2025-09-02 02:16:39

XSS 2

Time of First Successful Submission: 2025-09-02 02:35:35

XSS 3

Time of First Successful Submission: 2025-09-02 03:33:35

XSS 4

Time of First Successful Submission: 2025-09-02 03:42:13

XSS 5

Time of First Successful Submission: 2025-09-02 05:05:08

XSS 6

Time of First Successful Submission: 2025-09-02 12:39:47

XSS 7

Time of First Successful Submission: 2025-09-02 13:03:23

CSRF 1

Time of First Successful Submission: 2025-09-03 03:15:00

CSRF 2

Time of First Successful Submission: 2025-09-03 03:28:34

CSRF 3

Time of First Successful Submission: 2025-09-03 04:12:16

CSRF 4

Time of First Successful Submission: 2025-09-03 06:23:20

CSRF 5

Time of First Successful Submission: 2025-09-03 07:26:29

Connect

Time of First Successful Submission: 2025-09-03 08:41:03

Send

Time of First Successful Submission: 2025-09-03 09:08:58

Shutdown

Time of First Successful Submission: 2025-09-03 09:34:56

Listen

Time of First Successful Submission: 2025-09-03 09:38:24

Scan 1

Time of First Successful Submission: 2025-09-03 10:02:33

Scan 2

Time of First Successful Submission: 2025-09-03 12:03:17

Monitor 1

Time of First Successful Submission: 2025-09-03 12:17:15

Monitor 2

Time of First Successful Submission: 2025-09-04 00:48:56

Sniffing Cookies

Time of First Successful Submission: 2025-09-04 01:06:25

Network Configuration

Time of First Successful Submission: 2025-09-04 01:17:30

Firewall 1

Time of First Successful Submission: 2025-09-04 02:32:00

Firewall 2

Time of First Successful Submission: 2025-09-04 02:37:41

Firewall 3

Time of First Successful Submission: 2025-09-04 02:53:52

Denial of Service 1

Time of First Successful Submission: 2025-09-04 03:17:08

Denial of Service 2

Time of First Successful Submission: 2025-09-04 03:42:58

Denial of Service 3

Time of First Successful Submission: 2025-09-04 07:22:36

Ethernet

Time of First Successful Submission: 2025-09-04 08:02:54

IP

Time of First Successful Submission: 2025-09-04 08:17:03

TCP

Time of First Successful Submission: 2025-09-04 09:25:14

TCP Handshake

Time of First Successful Submission: 2025-09-04 09:53:47

UDP

Time of First Successful Submission: 2025-09-04 12:00:28

UDP 2

Time of First Successful Submission: 2025-09-04 12:06:33

UDP Spoofing 1

Time of First Successful Submission: 2025-09-04 12:23:22

UDP Spoofing 2

Time of First Successful Submission: 2025-09-04 12:33:48

UDP Spoofing 3

Time of First Successful Submission: 2025-09-05 10:45:33

UDP Spoofing 4

Time of First Successful Submission: 2025-09-05 10:50:19

ARP

Time of First Successful Submission: 2025-09-05 12:31:06

Intercept

Time of First Successful Submission: 2025-09-06 02:05:03

XOR

Time of First Successful Submission: 2025-09-08 01:11:25

XORing Hex

Time of First Successful Submission: 2025-09-08 01:15:09

XORing ASCII

Time of First Successful Submission: 2025-09-08 01:33:53

XORing ASCII Strings

Time of First Successful Submission: 2025-09-08 03:02:54

One-time Pad

Time of First Successful Submission: 2025-09-08 07:07:33

One-time Pad Tampering

Time of First Successful Submission: 2025-09-08 07:26:31

Many-time Pad

Time of First Successful Submission: 2025-09-08 07:46:20

AES

Time of First Successful Submission: 2025-09-08 08:07:31

AES-ECB-CPA

Time of First Successful Submission: 2025-09-08 08:59:46

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-09-09 01:03:42

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-09-09 01:19:50

AES-ECB-CPA-Suffix

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

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-09-09 02:42:06

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-09-09 02:50:26

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2025-09-09 03:02:39

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-09-09 06:01:32

AES-CBC

Time of First Successful Submission: 2025-09-09 06:31:51

AES-CBC Tampering

Time of First Successful Submission: 2025-09-09 08:04:15

AES-CBC Resizing

Time of First Successful Submission: 2025-09-09 08:11:00

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-09-09 09:46:58

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-09-09 09:57:38

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-09-10 02:26:53

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-09-11 01:06:04

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-09-11 01:11:39

DHKE

Time of First Successful Submission: 2025-09-11 02:36:36

DHKE-to-AES

Time of First Successful Submission: 2025-09-12 01:26:21

RSA 1

Time of First Successful Submission: 2025-09-15 07:27:18

RSA 2

Time of First Successful Submission: 2025-09-15 07:39:11

RSA 3

Time of First Successful Submission: 2025-09-15 08:04:24

RSA 4

Time of First Successful Submission: 2025-09-15 08:44:47

RSA Signatures

Time of First Successful Submission: 2025-09-15 09:24:36

SHA 1

Time of First Successful Submission: 2025-09-15 11:30:36

SHA 2

Time of First Successful Submission: 2025-09-15 11:54:16

TLS 1

Time of First Successful Submission: 2025-09-15 13:00:59

TLS 2

Time of First Successful Submission: 2025-09-16 02:16:50

level1

Time of First Successful Submission: 2025-09-10 12:54:49

level2

Time of First Successful Submission: 2025-09-10 12:55:11

level3

Time of First Successful Submission: 2025-09-10 12:55:39

level4

Time of First Successful Submission: 2025-09-10 12:56:01

level5

Time of First Successful Submission: 2025-09-10 13:09:26

level6

Time of First Successful Submission: 2025-09-10 13:10:56

level7

Time of First Successful Submission: 2025-09-10 13:12:37

level8

Time of First Successful Submission: 2025-09-11 02:44:35

level9

Time of First Successful Submission: 2025-09-11 02:46:41

level10

Time of First Successful Submission: 2025-09-11 02:54:23

level11

Time of First Successful Submission: 2025-09-11 03:02:35

level12

Time of First Successful Submission: 2025-09-11 03:05:24

level13

Time of First Successful Submission: 2025-09-11 03:08:42

level14

Time of First Successful Submission: 2025-09-11 03:14:48

level15

Time of First Successful Submission: 2025-09-11 03:21:04

level16

Time of First Successful Submission: 2025-09-11 03:23:21

level17

Time of First Successful Submission: 2025-09-11 05:58:37

level18

Time of First Successful Submission: 2025-09-11 06:03:36

level19

Time of First Successful Submission: 2025-09-11 06:21:14

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-09-11 07:00:38

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-09-11 07:16:06

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-09-11 07:22:20

Reading Endianness (Python)

Time of First Successful Submission: 2025-09-12 01:31:58

Reading Endianness (C)

Time of First Successful Submission: 2025-09-12 01:33:44

Reading Endianness (x86)

Time of First Successful Submission: 2025-09-12 01:40:24

Version Information (Python)

Time of First Successful Submission: 2025-09-12 01:59:51

Version Information (C)

Time of First Successful Submission: 2025-09-12 02:03:04

Version Information (x86)

Time of First Successful Submission: 2025-09-12 02:13:06

Metadata and Data (Python)

Time of First Successful Submission: 2025-09-12 02:24:02

Metadata and Data (C)

Time of First Successful Submission: 2025-09-12 02:34:31

Metadata and Data (x86)

Time of First Successful Submission: 2025-09-12 02:43:06

Input Restrictions (Python)

Time of First Successful Submission: 2025-09-12 02:52:30

Input Restrictions (C)

Time of First Successful Submission: 2025-09-12 03:03:46

Input Restrictions (x86)

Time of First Successful Submission: 2025-09-12 03:14:42

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-09-12 06:51:01

Behold the cIMG! (C)

Time of First Successful Submission: 2025-09-12 06:55:34

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-09-12 07:01:40

A Basic cIMG (Python)

Time of First Successful Submission: 2025-09-12 07:15:50

A Basic cIMG (C)

Time of First Successful Submission: 2025-09-12 07:23:39

A Basic cIMG (x86)

Time of First Successful Submission: 2025-09-12 07:30:51

Internal State Mini (C)

Time of First Successful Submission: 2025-09-12 08:08:17

Internal State Mini (x86)

Time of First Successful Submission: 2025-09-12 08:21:54

Internal State (C)

Time of First Successful Submission: 2025-09-15 01:00:58

Internal State (x86)

Time of First Successful Submission: 2025-09-15 01:31:28

File Formats: Directives (C)

Time of First Successful Submission: 2025-09-16 02:53:19

File Formats: Directives (x86)

Time of First Successful Submission: 2025-09-16 03:15:15

Your First Overflow (easy)

Time of First Successful Submission: 2025-09-14 02:23:15

Your First Overflow (hard)

Time of First Successful Submission: 2025-09-14 02:26:49

Precision (easy)

Time of First Successful Submission: 2025-09-14 02:31:11

Precision (hard)

Time of First Successful Submission: 2025-09-14 02:35:36

Variable Control (easy)

Time of First Successful Submission: 2025-09-14 02:39:14

Variable Control (hard)

Time of First Successful Submission: 2025-09-14 02:47:38

Control Hijack (easy)

Time of First Successful Submission: 2025-09-14 02:55:48

Control Hijack (hard)

Time of First Successful Submission: 2025-09-14 03:00:45

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-09-14 03:24:34

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-09-14 03:35:00

PIEs (easy)

Time of First Successful Submission: 2025-09-14 06:15:23

PIEs (hard)

Time of First Successful Submission: 2025-09-14 06:12:09

String Lengths (easy)

Time of First Successful Submission: 2025-09-14 06:24:31

String Lengths (hard)

Time of First Successful Submission: 2025-09-14 06:29:49

Basic Shellcode

Time of First Successful Submission: 2025-09-14 06:43:42

NOP Sleds

Time of First Successful Submission: 2025-09-14 06:49:40

NULL-Free Shellcode

Time of First Successful Submission: 2025-09-14 06:54:36

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-09-14 07:47:57

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2025-09-14 07:54:23

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-09-14 13:42:54

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-09-14 13:30:46


Program Security

115 / 162 552 / 9555


ello ackers!

Time of First Successful Submission: 2025-09-16 09:36:02

Syscall Smuggler

Time of First Successful Submission: 2025-09-16 13:20:34

Syscall Shenanigans

Time of First Successful Submission: 2025-09-17 01:24:14

Byte Budget

Time of First Successful Submission: 2025-09-17 11:53:16

ClobberCode

Time of First Successful Submission: 2025-09-18 05:10:31

Diverse Delivery

Time of First Successful Submission: 2025-09-19 12:35:18

Pocket Payload

Time of First Successful Submission: 2025-09-19 12:54:29

Micro Menace

Time of First Successful Submission: 2025-09-19 13:02:11

Login Leakage (Easy)

Time of First Successful Submission: 2025-09-20 06:56:16

Login Leakage (Hard)

Time of First Successful Submission: 2025-09-20 07:03:18

Bounds Breaker (Easy)

Time of First Successful Submission: 2025-09-20 08:32:43

Bounds Breaker (Hard)

Time of First Successful Submission: 2025-09-20 08:38:56

Casting Catastrophe (Easy)

Time of First Successful Submission: 2025-09-20 08:54:41

Casting Catastrophe (Hard)

Time of First Successful Submission: 2025-09-21 07:00:46

Pointer Problems (Easy)

Time of First Successful Submission: 2025-09-21 07:21:39

Pointer Problems (Hard)

Time of First Successful Submission: 2025-09-21 07:28:14

Anomalous Array (Easy)

Time of First Successful Submission: 2025-09-21 07:59:36

Anomalous Array (Hard)

Time of First Successful Submission: 2025-09-21 08:10:18

Now you got it (Easy)

Time of First Successful Submission: 2025-09-21 08:40:18

Now you got it (Hard)

Time of First Successful Submission: 2025-09-21 09:53:04

Loop Lunacy (Easy)

Time of First Successful Submission: 2025-09-21 13:26:21

Loop Lunacy (Hard)

Time of First Successful Submission: 2025-09-22 00:33:05

Nosy Neighbor (Easy)

Time of First Successful Submission: 2025-09-22 00:39:39

Nosy Neighbor (Hard)

Time of First Successful Submission: 2025-09-22 00:42:25

Recursive Ruin (Easy)

Time of First Successful Submission: 2025-09-22 01:18:56

Recursive Ruin (Hard)

Time of First Successful Submission: 2025-09-22 01:29:42

Lingering Leftover (Easy)

Time of First Successful Submission: 2025-09-22 03:49:29

Lingering Leftover (Hard)

Time of First Successful Submission: 2025-09-22 03:50:58

Latent Leak (Easy)

Time of First Successful Submission: 2025-09-22 04:38:06

Latent Leak (Hard)

Time of First Successful Submission: 2025-09-22 04:23:20

Fork Foolery (Easy)

Time of First Successful Submission: 2025-09-22 09:04:02

Fork Foolery (Hard)

Time of First Successful Submission: 2025-09-22 09:10:23

Canary Conundrum (Easy)

Time of First Successful Submission: 2025-09-22 12:52:50

Canary Conundrum (Hard)

Time of First Successful Submission: 2025-09-22 12:58:23

A Crafty Clobber (Easy)

Time of First Successful Submission: 2025-09-23 00:50:30

A Crafty Clobber (Hard)

Time of First Successful Submission: 2025-09-23 00:58:55

Can It Fizz?

Time of First Successful Submission: 2025-09-23 02:02:29

Does It Buzz?

Time of First Successful Submission: 2025-09-23 02:34:35

Make It FizzBuzz

Time of First Successful Submission: 2025-09-23 05:33:11

Terrible Token (Easy)

Time of First Successful Submission: 2025-09-23 05:41:42

Terrible Token (Hard)

Time of First Successful Submission: 2025-09-23 05:44:03

Tangled Ticket (Easy)

Time of First Successful Submission: 2025-09-23 05:53:25

Tangled Ticket (Hard)

Time of First Successful Submission: 2025-09-23 06:02:33

Bit Bender

Time of First Successful Submission: 2025-09-23 06:46:34

Substitution Sorcery

Time of First Successful Submission: 2025-09-24 00:41:02

Meager Mangler (Easy)

Time of First Successful Submission: 2025-09-24 01:01:08

Meager Mangler (Hard)

Time of First Successful Submission: 2025-09-24 01:06:18

Monstrous Mangler (Easy)

Time of First Successful Submission: 2025-09-24 01:21:01

Monstrous Mangler (Hard)

Time of First Successful Submission: 2025-09-24 02:02:33

Patched Up (Easy)

Time of First Successful Submission: 2025-09-24 02:26:04

Patched Up (Hard)

Time of First Successful Submission: 2025-09-24 02:30:01

Puzzle Patch (Easy)

Time of First Successful Submission: 2025-09-24 02:35:20

Puzzle Patch (Hard)

Time of First Successful Submission: 2025-09-24 02:43:55

Patch Perfect (Easy)

Time of First Successful Submission: 2025-09-24 02:52:00

Patch Perfect (Hard)

Time of First Successful Submission: 2025-09-24 02:59:04

Trust the Yancode (Easy)

Time of First Successful Submission: 2025-09-24 07:42:16

Trust the Yancode (Hard)

Time of First Successful Submission: 2025-09-24 08:22:10

Know the Yancode (Easy)

Time of First Successful Submission: 2025-09-24 08:56:14

Know the Yancode (Hard)

Time of First Successful Submission: 2025-09-24 09:15:26

Master the Yancode (Easy)

Time of First Successful Submission: 2025-09-24 12:49:10

Master the Yancode (Hard)

Time of First Successful Submission: 2025-09-24 13:11:56

Transcend the Yancode (Easy)

Time of First Successful Submission: 2025-09-25 00:56:26

Transcend the Yancode (Hard)

Time of First Successful Submission: 2025-09-25 01:15:32

The Yanalyzer (Easy)

Time of First Successful Submission: 2025-09-25 06:41:30

The Yanalyzer (Hard)

Time of First Successful Submission: 2025-09-25 07:54:04

The Yangler (Easy)

Time of First Successful Submission: 2025-09-26 02:18:35

The Yangler (Hard)

Time of First Successful Submission: 2025-09-26 02:53:40

Yancraft (Easy)

Time of First Successful Submission: 2025-09-29 07:32:53

Yancraft (Hard)

Time of First Successful Submission: 2025-09-29 07:45:54

Yansanity (Easy)

Time of First Successful Submission: 2025-09-30 02:48:06

Yansanity (Hard)

Time of First Successful Submission: 2025-09-30 03:25:44

When the Cow Says Moo

Time of First Successful Submission: 2025-09-26 08:43:02

Predictable Migration

Time of First Successful Submission: 2025-09-30 09:37:41

Hashing Heifers

Time of First Successful Submission: 2025-10-06 09:45:56

Salty Stampede

Time of First Successful Submission: 2025-10-06 13:06:22

Loose Link (Easy)

Time of First Successful Submission: 2025-09-30 12:55:08

Loose Link (Hard)

Time of First Successful Submission: 2025-09-30 12:57:55

Call Chain (Easy)

Time of First Successful Submission: 2025-09-30 13:10:12

Call Chain (Hard)

Time of First Successful Submission: 2025-09-30 13:13:42

Chain of Command (Easy)

Time of First Successful Submission: 2025-10-01 01:44:57

Chain of Command (Hard)

Time of First Successful Submission: 2025-10-01 01:53:40

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2025-10-01 02:42:11

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2025-10-01 02:53:40

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2025-10-04 02:48:13

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-10-04 02:58:27

Indirect Invocation (Easy)

Time of First Successful Submission: 2025-10-04 03:39:13

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-10-04 03:42:57

Leaky Libc (Easy)

Time of First Successful Submission: 2025-10-04 08:41:38

Leaky Libc (Hard)

Time of First Successful Submission: 2025-10-04 08:53:14

Putsception (Easy)

Time of First Successful Submission: 2025-10-04 09:21:00

Putsception (Hard)

Time of First Successful Submission: 2025-10-04 09:33:43

Pivotal Prelude (Easy)

Time of First Successful Submission: 2025-10-04 12:40:08

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-10-04 12:49:45

Pivotal Pointer (Easy)

Time of First Successful Submission: 2025-10-05 02:29:50

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-10-05 02:35:04

Pivotal Payload (Easy)

Time of First Successful Submission: 2025-10-05 02:46:02

Pivotal Payload (Hard)

Time of First Successful Submission: 2025-10-05 02:51:20

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-10-05 04:04:07

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-10-05 04:13:37

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-10-05 10:01:24

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-10-05 11:12:40

Containment Composition (Easy)

Time of First Successful Submission: 2026-01-01 03:49:25

Containment Composition (Hard)

Time of First Successful Submission: 2026-01-01 04:00:43

Constant Corruption (Easy)

Time of First Successful Submission: 2026-01-01 08:10:24

Constant Corruption (Hard)

Time of First Successful Submission: 2026-01-01 12:27:36

Return to YanLand (Easy)

Time of First Successful Submission: 2026-01-02 02:38:37

Return to YanLand (Hard)

Time of First Successful Submission: 2026-01-02 02:57:29

Escape from YanLand (Easy)

Time of First Successful Submission: 2026-01-03 02:57:14

Escape from YanLand (Hard)

Time of First Successful Submission: 2026-01-03 08:48:01

The YanFilter (Easy)

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

The YanFilter (Hard)

Time of First Successful Submission: 2026-01-03 09:20:23

The Great YanFilter (Easy)

Time of First Successful Submission: 2026-01-04 03:52:28

The Great YanFilter (Hard)

Time of First Successful Submission: 2026-01-04 12:36:10

Yan85 Reborn (Easy)

Time of First Successful Submission: 2026-01-09 07:56:15

Yan85 Reborn (Hard)

Time of First Successful Submission: 2026-01-09 08:47:24


System Security

53 / 95 650 / 3324


chroot-escape-basic

Time of First Successful Submission: 2025-10-07 12:40:47

chroot-shellcode

Time of First Successful Submission: 2025-10-08 02:22:50

chroot-proper

Time of First Successful Submission: 2025-10-08 02:25:11

seccomp-basic

Time of First Successful Submission: 2025-10-08 09:25:37

seccomp-linkat

Time of First Successful Submission: 2025-10-08 09:37:24

seccomp-fchdir

Time of First Successful Submission: 2025-10-08 09:40:45

seccomp-rechroot

Time of First Successful Submission: 2025-10-09 02:30:41

seccomp-only

Time of First Successful Submission: 2026-02-20 04:01:03

seccomp-arch32

Time of First Successful Submission: 2025-10-18 09:58:34

seccomp-minimal

Time of First Successful Submission: 2025-10-18 12:17:28

seccomp-timebased

Time of First Successful Submission: 2025-10-21 04:27:38

seccomp-readonly

Time of First Successful Submission: 2025-10-21 04:23:03

process-isolation

Time of First Successful Submission: 2025-11-14 02:20:23

mount-namespace

Time of First Successful Submission: 2025-11-17 09:02:52

mount-cleanup

Time of First Successful Submission: 2025-11-17 09:42:46

mount-readonly

Time of First Successful Submission: 2025-11-17 12:57:29

mount-shellcode

Time of First Successful Submission: 2025-11-17 13:08:27

mount-bindmount

Time of First Successful Submission: 2025-11-18 02:18:14

level1.0

Time of First Successful Submission: 2025-10-21 13:07:30

level1.1

Time of First Successful Submission: 2025-10-21 13:42:58

level2.0

Time of First Successful Submission: 2025-10-23 05:29:32

level2.1

Time of First Successful Submission: 2025-11-11 08:57:48

level3.0

Time of First Successful Submission: 2025-11-11 09:40:31

level3.1

Time of First Successful Submission: 2025-11-11 09:44:51

level4.0

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

level4.1

Time of First Successful Submission: 2025-11-11 13:25:01

level5.0

Time of First Successful Submission: 2025-11-12 08:40:16

level1.0

Time of First Successful Submission: 2025-10-22 03:06:33

level1.1

Time of First Successful Submission: 2025-10-22 03:32:49

level2.0

Time of First Successful Submission: 2025-10-22 05:27:09

level2.1

Time of First Successful Submission: 2025-10-22 05:39:51

level3.0

Time of First Successful Submission: 2025-10-22 07:42:04

level3.1

Time of First Successful Submission: 2025-10-23 06:29:54

level4.0

Time of First Successful Submission: 2025-10-23 10:32:34

level4.1

Time of First Successful Submission: 2025-10-23 09:00:04

level5.0

Time of First Successful Submission: 2025-10-24 03:23:34

level5.1

Time of First Successful Submission: 2025-10-24 04:18:24

level6.0

Time of First Successful Submission: 2025-10-24 06:15:30

level6.1

Time of First Successful Submission: 2025-10-24 06:49:46

level7.0

Time of First Successful Submission: 2025-10-25 08:59:51

level7.1

Time of First Successful Submission: 2025-10-27 03:47:16

level8.0

Time of First Successful Submission: 2025-10-27 09:19:26

level8.1

Time of First Successful Submission: 2025-10-27 13:33:18

level9.0

Time of First Successful Submission: 2025-11-01 06:57:16

level9.1

Time of First Successful Submission: 2025-11-01 07:31:14

level10.0

Time of First Successful Submission: 2025-11-09 09:41:54

level10.1

Time of First Successful Submission: 2025-11-10 00:35:48

level11.0

Time of First Successful Submission: 2025-11-11 05:28:01

level11.1

Time of First Successful Submission: 2025-11-11 05:40:22

level1.0

Time of First Successful Submission: 2026-01-10 12:42:54

level1.1

Time of First Successful Submission: 2026-01-11 08:29:29


Software Exploitation

26 / 90 420 / 2128


Level1.0

Time of First Successful Submission: 2025-10-30 08:34:54

Level1.1

Time of First Successful Submission: 2025-11-19 01:12:33

Level2.0

Time of First Successful Submission: 2025-11-19 01:18:54

Level2.1

Time of First Successful Submission: 2025-11-20 07:16:37

level1

Time of First Successful Submission: 2026-01-17 05:31:15

level2

Time of First Successful Submission: 2026-01-17 08:58:08

level3

Time of First Successful Submission: 2026-01-17 09:45:36

level4

Time of First Successful Submission: 2026-01-17 11:48:45

level5

Time of First Successful Submission: 2026-01-17 11:59:45

level6

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

level7

Time of First Successful Submission: 2026-01-17 12:51:37

level8

Time of First Successful Submission: 2026-01-18 02:46:09

level9

Time of First Successful Submission: 2026-01-18 03:31:06

level10

Time of First Successful Submission: 2026-01-18 03:48:36

level21

Time of First Successful Submission: 2026-01-18 04:48:47

level1.0

Time of First Successful Submission: 2026-01-19 03:03:22

level10.1

Time of First Successful Submission: 2026-01-19 07:53:04

level9

Time of First Successful Submission: 2026-01-19 09:57:20

Level-1

Time of First Successful Submission: 2026-01-20 03:21:00

Level-2

Time of First Successful Submission: 2026-01-21 08:37:11

Level-3

Time of First Successful Submission: 2026-01-22 09:06:00

Level-4

Time of First Successful Submission: 2026-02-12 12:46:08

Level-5

Time of First Successful Submission: 2026-02-13 07:41:45

Level-6

Time of First Successful Submission: 2026-02-14 12:50:13

Level-7

Time of First Successful Submission: 2026-02-17 09:35:21

Level-8

Time of First Successful Submission: 2026-02-18 11:01:49


Start Here

12 / 12 101 / 43252


Using the Terminal

Time of First Successful Submission: 2025-08-11 12:12:56

Using the VSCode Workspace

Time of First Successful Submission: 2025-08-11 12:18:35

Using the GUI Desktop

Time of First Successful Submission: 2025-08-11 12:25:02

Pasting into the Desktop

Time of First Successful Submission: 2025-08-11 12:28:32

Restarting Challenges

Time of First Successful Submission: 2025-08-11 12:32:38

Challenge Programs

Time of First Successful Submission: 2025-08-11 12:43:05

The Flag File

Time of First Successful Submission: 2025-08-11 12:45:13

Using Privileged Mode

Time of First Successful Submission: 2025-08-11 12:50:20

Persistent Home Directories - One

Time of First Successful Submission: 2025-08-11 12:55:55

Persistent Home Directories - Two

Time of First Successful Submission: 2025-08-11 12:57:02


Linux Luminarium

128 / 128 305 / 32341


Intro to Commands

Time of First Successful Submission: 2025-08-11 13:00:11

Intro to Arguments

Time of First Successful Submission: 2025-08-11 13:01:09

Command History

Time of First Successful Submission: 2025-08-11 13:02:09

The Root

Time of First Successful Submission: 2025-08-12 01:33:39

Program and absolute paths

Time of First Successful Submission: 2025-08-12 01:34:30

Position thy self

Time of First Successful Submission: 2025-08-12 01:36:42

Position elsewhere

Time of First Successful Submission: 2025-08-12 01:38:02

implicit relative paths, from /

Time of First Successful Submission: 2025-08-12 01:41:19

explicit relative paths, from /

Time of First Successful Submission: 2025-08-12 01:44:03

implicit relative path

Time of First Successful Submission: 2025-08-12 01:46:57

home sweet home

Time of First Successful Submission: 2025-08-12 01:49:36

cat: not the pet, but the command!

Time of First Successful Submission: 2025-08-12 01:52:37

catting absolute paths

Time of First Successful Submission: 2025-08-12 01:54:03

more catting practice

Time of First Successful Submission: 2025-08-12 01:55:02

grepping for a needle in a haystack

Time of First Successful Submission: 2025-08-12 01:56:58

comparing files

Time of First Successful Submission: 2025-08-12 01:59:56

listing files

Time of First Successful Submission: 2025-08-12 02:04:07

touching files

Time of First Successful Submission: 2025-08-12 02:06:07

removing files

Time of First Successful Submission: 2025-08-12 02:07:20

moving files

Time of First Successful Submission: 2025-08-12 02:17:20

copying files

Time of First Successful Submission: 2025-11-13 12:12:24

hidden files

Time of First Successful Submission: 2025-08-12 02:19:08

An Epic Filesystem Quest

Time of First Successful Submission: 2025-08-12 02:31:34

making directories

Time of First Successful Submission: 2025-08-12 02:34:32

finding files

Time of First Successful Submission: 2025-08-12 02:42:41

linking files

Time of First Successful Submission: 2025-08-12 02:56:01

Learning From Documentation

Time of First Successful Submission: 2025-08-12 03:01:54

Learning Complex Usage

Time of First Successful Submission: 2025-08-12 03:44:18

Reading Manuals

Time of First Successful Submission: 2025-08-12 03:47:52

Searching Manuals

Time of First Successful Submission: 2025-08-12 03:52:29

Searching For Manuals

Time of First Successful Submission: 2025-08-12 04:12:17

Helpful Programs

Time of First Successful Submission: 2025-08-12 04:15:58

Help for Builtins

Time of First Successful Submission: 2025-08-12 04:17:55

Matching with *

Time of First Successful Submission: 2025-08-12 06:41:56

Matching with ?

Time of First Successful Submission: 2025-08-12 06:45:42

Matching with []

Time of First Successful Submission: 2025-08-12 06:49:46

Matching paths with []

Time of First Successful Submission: 2025-08-12 06:52:45

Multiple globs

Time of First Successful Submission: 2025-08-12 06:56:11

Mixing globs

Time of First Successful Submission: 2025-08-12 07:01:11

Exclusionary globbing

Time of First Successful Submission: 2025-08-12 07:06:36

Tab completion

Time of First Successful Submission: 2025-08-12 07:09:18

Multiple options for tab completion

Time of First Successful Submission: 2025-08-12 07:26:36

Tab completion on commands

Time of First Successful Submission: 2025-08-12 07:31:59

Redirecting output

Time of First Successful Submission: 2025-08-12 08:18:03

Redirecting more output

Time of First Successful Submission: 2025-08-12 08:20:48

Appending output

Time of First Successful Submission: 2025-08-12 08:33:11

Redirecting errors

Time of First Successful Submission: 2025-08-12 08:40:40

Redirecting input

Time of First Successful Submission: 2025-08-12 08:42:34

Grepping stored results

Time of First Successful Submission: 2025-08-12 08:44:07

Grepping live output

Time of First Successful Submission: 2025-08-12 08:48:54

Grepping errors

Time of First Successful Submission: 2025-08-12 08:51:06

Filtering with grep -v

Time of First Successful Submission: 2025-08-12 08:53:38

Filtering with sed

Time of First Successful Submission: 2025-11-13 12:10:49

Duplicating piped data with tee

Time of First Successful Submission: 2025-08-12 09:33:59

Process substitution for input

Time of First Successful Submission: 2025-08-12 09:46:28

Writing to multiple programs

Time of First Successful Submission: 2025-08-12 11:25:53

Split-piping stderr and stdout

Time of First Successful Submission: 2025-08-12 11:34:19

Named pipes

Time of First Successful Submission: 2025-08-12 11:45:08

Printing Variables

Time of First Successful Submission: 2025-08-13 02:05:55

Setting Variables

Time of First Successful Submission: 2025-08-13 02:08:43

Multi-word Variables

Time of First Successful Submission: 2025-08-13 02:12:22

Exporting Variables

Time of First Successful Submission: 2025-08-13 02:18:05

Printing Exported Variables

Time of First Successful Submission: 2025-08-13 02:25:49

Storing Command Output

Time of First Successful Submission: 2025-08-13 02:29:27

Reading Input

Time of First Successful Submission: 2025-08-13 02:34:52

Reading Files

Time of First Successful Submission: 2025-08-13 02:37:11

Translating characters

Time of First Successful Submission: 2025-08-13 02:42:53

Deleting characters

Time of First Successful Submission: 2025-08-13 02:44:43

Deleting newlines

Time of First Successful Submission: 2025-08-13 02:46:51

Extracting the first lines with head

Time of First Successful Submission: 2025-08-13 02:49:37

Extracting specific sections of text

Time of First Successful Submission: 2025-08-13 02:55:54

Sorting data

Time of First Successful Submission: 2025-08-13 02:57:38

Listing Processes

Time of First Successful Submission: 2025-08-14 02:08:24

Killing Processes

Time of First Successful Submission: 2025-08-14 02:12:58

Interrupting Processes

Time of First Successful Submission: 2025-08-14 02:33:38

Killing Misbehaving Processes

Time of First Successful Submission: 2025-08-14 02:31:21

Suspending Processes

Time of First Successful Submission: 2025-08-14 02:36:41

Resuming Processes

Time of First Successful Submission: 2025-08-14 02:38:25

Backgrounding Processes

Time of First Successful Submission: 2025-08-14 02:45:07

Foregrounding Processes

Time of First Successful Submission: 2025-08-14 02:51:16

Starting Backgrounded Processes

Time of First Successful Submission: 2025-08-14 02:57:50

Process Exit Codes

Time of First Successful Submission: 2025-08-14 03:01:11

Becoming root with su

Time of First Successful Submission: 2025-08-14 03:13:20

Other users with su

Time of First Successful Submission: 2025-08-14 03:15:46

Cracking passwords

Time of First Successful Submission: 2025-08-14 03:23:00

Using sudo

Time of First Successful Submission: 2025-08-14 03:28:29

Changing File Ownership

Time of First Successful Submission: 2025-08-14 04:27:54

Groups and Files

Time of First Successful Submission: 2025-08-14 04:34:50

Fun With Groups Names

Time of First Successful Submission: 2025-08-14 11:30:21

Changing Permissions

Time of First Successful Submission: 2025-08-14 11:40:32

Executable Files

Time of First Successful Submission: 2025-08-14 12:12:50

Permission Tweaking Practice

Time of First Successful Submission: 2025-08-14 12:34:57

Permissions Setting Practice

Time of First Successful Submission: 2025-08-14 12:56:41

The SUID Bit

Time of First Successful Submission: 2025-08-14 13:04:00

Chaining with Semicolons

Time of First Successful Submission: 2025-08-15 01:41:07

Building on Success

Time of First Successful Submission: 2025-08-15 01:46:19

Handling Failure

Time of First Successful Submission: 2025-08-15 01:47:48

Your First Shell Script

Time of First Successful Submission: 2025-08-15 01:57:10

Redirecting Script Output

Time of First Successful Submission: 2025-08-15 02:02:06

Executable Shell Scripts

Time of First Successful Submission: 2025-08-15 02:06:22

Understanding Shebangs

Time of First Successful Submission: 2025-08-17 12:24:48

Scripting with Arguments

Time of First Successful Submission: 2025-08-17 12:30:29

Scripting with Conditionals

Time of First Successful Submission: 2025-08-17 12:40:52

Scripting with Default Cases

Time of First Successful Submission: 2025-08-17 12:53:50

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-08-17 13:01:37

Reading Shell Scripts

Time of First Successful Submission: 2025-08-31 13:13:15

Launching Screen

Time of First Successful Submission: 2025-08-18 02:15:34

Detaching and Attaching

Time of First Successful Submission: 2025-08-18 02:19:11

Finding Sessions

Time of First Successful Submission: 2025-08-18 02:35:54

Switching Windows

Time of First Successful Submission: 2025-08-18 02:43:22

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-08-18 02:49:45

Switching Windows (tmux)

Time of First Successful Submission: 2025-08-18 02:52:01

The PATH Variable

Time of First Successful Submission: 2025-08-18 03:01:18

Setting PATH

Time of First Successful Submission: 2025-08-18 03:26:45

Finding Commands

Time of First Successful Submission: 2025-08-18 03:30:51

Adding Commands

Time of First Successful Submission: 2025-08-18 03:40:06

Hijacking Commands

Time of First Successful Submission: 2025-08-18 03:45:40

Bashrc Backdoor

Time of First Successful Submission: 2025-08-18 04:20:43

Sniffing Input

Time of First Successful Submission: 2025-08-18 04:46:13

Overshared Directories

Time of First Successful Submission: 2025-08-18 06:18:18

Tricky Linking

Time of First Successful Submission: 2025-08-18 06:28:48

Sniffing Process Arguments

Time of First Successful Submission: 2025-08-18 06:35:21

Snooping on Configurations

Time of First Successful Submission: 2025-08-18 06:42:12

The Fork Bomb

Time of First Successful Submission: 2025-08-18 07:02:59

Disk-Space Doomsday

Time of First Successful Submission: 2025-08-18 07:13:08

rm -rf /

Time of First Successful Submission: 2025-08-18 07:17:50

Life after rm -rf /

Time of First Successful Submission: 2025-08-18 07:26:08

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-08-18 07:28:56


Computing 101

81 / 94 624 / 21491


Your First Register

Time of First Successful Submission: 2025-08-18 07:48:22

Your First Syscall

Time of First Successful Submission: 2025-08-18 07:54:47

Exit Codes

Time of First Successful Submission: 2025-08-18 07:56:15

Building Executables

Time of First Successful Submission: 2025-08-18 08:12:47

Moving Between Registers

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

Loading From Memory

Time of First Successful Submission: 2025-08-18 10:04:25

More Loading Practice

Time of First Successful Submission: 2025-08-18 10:05:42

Dereferencing Pointers

Time of First Successful Submission: 2025-08-18 10:08:19

Dereferencing Yourself

Time of First Successful Submission: 2025-08-18 10:10:05

Dereferencing with Offsets

Time of First Successful Submission: 2025-08-18 10:12:12

Stored Addresses

Time of First Successful Submission: 2025-08-18 11:01:21

Double Dereference

Time of First Successful Submission: 2025-08-18 11:04:53

The Stack

Time of First Successful Submission: 2026-02-21 04:53:41

Stack Offsets

Time of First Successful Submission: 2026-02-21 04:56:08

Program Arguments on the Stack

Time of First Successful Submission: 2026-02-21 04:59:15

Popping From the Stack

Time of First Successful Submission: 2026-02-21 05:02:58

Disassembling Programs

Time of First Successful Submission: 2026-02-21 05:07:53

Tracing Syscalls

Time of First Successful Submission: 2025-08-18 09:53:47

Starting GDB

Time of First Successful Submission: 2025-08-18 09:55:30

Quitting GDB

Time of First Successful Submission: 2026-02-21 05:12:27

Starting Programs in GDB

Time of First Successful Submission: 2025-08-18 09:58:04

Disassembling in GDB

Time of First Successful Submission: 2026-02-21 05:17:40

Stepping Through Instructions

Time of First Successful Submission: 2026-02-21 05:22:26

Reading Register Values

Time of First Successful Submission: 2026-02-21 07:34:31

Popping Stack Values

Time of First Successful Submission: 2026-02-21 07:36:40

Examining Memory

Time of First Successful Submission: 2026-02-21 08:16:15

Examining Stack Pointers

Time of First Successful Submission: 2026-02-21 08:17:26

Cooperative Debugging

Time of First Successful Submission: 2026-02-21 08:22:11

Writing Output

Time of First Successful Submission: 2025-08-18 11:11:50

Chaining Syscalls

Time of First Successful Submission: 2025-08-18 11:14:47

Writing Strings

Time of First Successful Submission: 2025-08-18 11:18:04

Reading Data

Time of First Successful Submission: 2025-08-18 12:37:42

set-register

Time of First Successful Submission: 2025-08-19 00:45:22

set-multiple-registers

Time of First Successful Submission: 2025-08-19 00:46:58

add-to-register

Time of First Successful Submission: 2025-08-19 00:49:13

linear-equation-registers

Time of First Successful Submission: 2025-08-19 01:00:10

integer-division

Time of First Successful Submission: 2025-08-19 01:04:58

modulo-operation

Time of First Successful Submission: 2025-08-19 01:45:05

set-upper-byte

Time of First Successful Submission: 2025-08-19 01:48:49

efficient-modulo

Time of First Successful Submission: 2025-08-19 01:58:03

byte-extraction

Time of First Successful Submission: 2025-08-19 02:09:28

bitwise-and

Time of First Successful Submission: 2025-08-19 12:05:32

check-even

Time of First Successful Submission: 2025-08-19 12:14:03

memory-read

Time of First Successful Submission: 2025-08-19 12:25:24

memory-write

Time of First Successful Submission: 2025-08-19 12:26:20

memory-increment

Time of First Successful Submission: 2025-08-19 12:30:48

byte-access

Time of First Successful Submission: 2025-08-19 12:35:06

memory-size-access

Time of First Successful Submission: 2025-08-19 12:47:44

little-endian-write

Time of First Successful Submission: 2025-08-19 13:07:27

memory-sum

Time of First Successful Submission: 2025-08-20 01:11:34

stack-subtraction

Time of First Successful Submission: 2025-08-20 01:13:12

swap-stack-values

Time of First Successful Submission: 2025-08-20 01:15:25

average-stack-values

Time of First Successful Submission: 2025-08-20 01:33:58

absolute-jump

Time of First Successful Submission: 2025-08-20 01:40:34

relative-jump

Time of First Successful Submission: 2025-08-20 01:48:54

jump-trampoline

Time of First Successful Submission: 2025-08-20 01:52:12

conditional-jump

Time of First Successful Submission: 2025-08-20 02:08:35

indirect-jump

Time of First Successful Submission: 2025-08-20 02:37:37

average-loop

Time of First Successful Submission: 2025-08-20 03:01:00

count-non-zero

Time of First Successful Submission: 2025-08-20 03:14:19

string-lower

Time of First Successful Submission: 2025-08-20 04:14:44

most-common-byte

Time of First Successful Submission: 2025-08-20 12:55:29

Exit

Time of First Successful Submission: 2025-08-22 11:52:50

Socket

Time of First Successful Submission: 2025-08-22 12:06:35

Bind

Time of First Successful Submission: 2025-08-22 12:34:59

Listen

Time of First Successful Submission: 2025-08-22 12:43:57

Accept

Time of First Successful Submission: 2025-08-22 12:57:37

Static Response

Time of First Successful Submission: 2025-08-23 02:25:56

Dynamic Response

Time of First Successful Submission: 2025-08-23 03:31:59

Iterative GET Server

Time of First Successful Submission: 2025-08-23 12:24:37

Concurrent GET Server

Time of First Successful Submission: 2025-08-23 12:47:33

Concurrent POST Server

Time of First Successful Submission: 2025-08-24 02:17:10

Web Server

Time of First Successful Submission: 2025-08-24 12:11:02

Debugging Programs

Time of First Successful Submission: 2025-08-21 12:00:02

Inspecting Registers

Time of First Successful Submission: 2025-08-21 12:02:47

Examining Memory

Time of First Successful Submission: 2025-08-21 12:13:21

Setting Breakpoints

Time of First Successful Submission: 2025-08-21 12:30:25

GDB Scripting

Time of First Successful Submission: 2025-08-21 12:48:00

Modifying Data

Time of First Successful Submission: 2025-08-22 10:03:17

Modifying Execution

Time of First Successful Submission: 2025-08-22 10:09:31

Broken Functions

Time of First Successful Submission: 2025-08-22 10:16:17


Playing With Programs

116 / 116 342 / 23362


What's the password?

Time of First Successful Submission: 2025-08-25 01:32:16

... and again!

Time of First Successful Submission: 2025-08-25 01:40:36

Newline Troubles

Time of First Successful Submission: 2025-08-25 01:58:22

Reasoning about files

Time of First Successful Submission: 2025-08-25 02:07:07

Specifying Filenames

Time of First Successful Submission: 2025-08-25 02:08:04

Binary and Hex Encoding

Time of First Successful Submission: 2025-08-25 02:11:53

More Hex

Time of First Successful Submission: 2025-08-25 02:17:11

Decoding Hex

Time of First Successful Submission: 2025-08-25 02:25:08

Decoding Practice

Time of First Successful Submission: 2025-08-25 02:27:42

Encoding Practice

Time of First Successful Submission: 2025-08-25 02:35:34

Hex-encoding ASCII

Time of First Successful Submission: 2025-08-25 02:41:15

Nested Encoding

Time of First Successful Submission: 2025-08-25 02:55:14

Hex-encoding UTF-8

Time of First Successful Submission: 2025-08-25 03:32:36

UTF Mixups

Time of First Successful Submission: 2025-08-25 03:47:57

Modifying Encoded Data

Time of First Successful Submission: 2025-08-25 07:47:23

Decoding Base64

Time of First Successful Submission: 2025-08-25 07:53:39

Encoding Base64

Time of First Successful Submission: 2025-08-25 07:59:42

Dealing with Obfuscation

Time of First Successful Submission: 2025-08-25 08:04:37

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-08-25 08:10:50

Your First HTTP Request

Time of First Successful Submission: 2025-08-25 08:29:04

Reading Flask

Time of First Successful Submission: 2025-08-25 08:35:22

Commented Data

Time of First Successful Submission: 2025-08-25 08:50:28

HTTP Metadata

Time of First Successful Submission: 2025-08-25 08:56:49

HTTP (netcat)

Time of First Successful Submission: 2025-08-25 10:02:56

HTTP Paths (netcat)

Time of First Successful Submission: 2025-08-25 10:05:18

HTTP (curl)

Time of First Successful Submission: 2025-08-25 10:11:26

HTTP (python)

Time of First Successful Submission: 2025-08-25 12:16:02

HTTP Host Header (python)

Time of First Successful Submission: 2025-08-25 12:41:56

HTTP Host Header (curl)

Time of First Successful Submission: 2025-08-25 12:59:46

HTTP Host Header (netcat)

Time of First Successful Submission: 2025-08-25 13:06:22

URL Encoding (netcat)

Time of First Successful Submission: 2025-08-26 01:30:55

HTTP GET Parameters

Time of First Successful Submission: 2025-08-26 01:36:00

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2025-08-27 06:18:13

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2025-08-27 06:25:41

HTTP Forms

Time of First Successful Submission: 2025-08-27 06:36:31

HTTP Forms (curl)

Time of First Successful Submission: 2025-08-27 06:46:53

HTTP Forms (netcat)

Time of First Successful Submission: 2025-08-27 07:18:45

HTTP Forms (python)

Time of First Successful Submission: 2025-08-27 09:39:55

HTTP Forms Without Forms

Time of First Successful Submission: 2025-08-27 09:50:05

Multiple Form Fields (curl)

Time of First Successful Submission: 2025-08-27 11:13:34

Multiple Form Fields (netcat)

Time of First Successful Submission: 2025-08-27 11:17:22

HTTP Redirects (netcat)

Time of First Successful Submission: 2025-08-27 11:23:58

HTTP Redirects (curl)

Time of First Successful Submission: 2025-08-27 11:28:38

HTTP Redirects (python)

Time of First Successful Submission: 2025-08-27 11:33:00

HTTP Cookies (curl)

Time of First Successful Submission: 2025-08-27 12:14:21

HTTP Cookies (netcat)

Time of First Successful Submission: 2025-08-27 12:18:19

HTTP Cookies (python)

Time of First Successful Submission: 2025-08-27 12:30:44

Server State (python)

Time of First Successful Submission: 2025-08-27 12:36:27

Listening Web

Time of First Successful Submission: 2025-08-27 12:52:23

Speaking Redirects

Time of First Successful Submission: 2025-08-28 01:57:45

JavaScript Redirects

Time of First Successful Submission: 2025-08-28 02:14:26

Including JavaScript

Time of First Successful Submission: 2025-08-28 03:18:22

HTTP (javascript)

Time of First Successful Submission: 2025-08-28 10:09:14

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-08-28 10:15:37

HTTP Forms (javascript)

Time of First Successful Submission: 2025-08-28 10:36:59

cat

Time of First Successful Submission: 2025-08-29 02:29:51

more

Time of First Successful Submission: 2025-08-29 02:33:08

less

Time of First Successful Submission: 2025-08-29 02:35:26

tail

Time of First Successful Submission: 2025-08-29 02:38:50

head

Time of First Successful Submission: 2025-08-29 02:39:46

sort

Time of First Successful Submission: 2025-08-29 02:43:16

vim

Time of First Successful Submission: 2025-08-29 02:43:59

emacs

Time of First Successful Submission: 2025-08-29 02:44:43

nano

Time of First Successful Submission: 2025-08-29 02:45:29

rev

Time of First Successful Submission: 2025-08-29 02:47:26

od

Time of First Successful Submission: 2025-08-29 02:52:26

hd

Time of First Successful Submission: 2025-08-29 02:54:11

xxd

Time of First Successful Submission: 2025-08-29 02:59:57

base32

Time of First Successful Submission: 2025-08-29 03:01:24

base64

Time of First Successful Submission: 2025-08-29 03:01:51

split

Time of First Successful Submission: 2025-08-29 03:09:36

gzip

Time of First Successful Submission: 2025-08-29 03:44:24

bzip2

Time of First Successful Submission: 2025-08-29 03:49:27

zip

Time of First Successful Submission: 2025-08-29 03:52:19

tar

Time of First Successful Submission: 2025-08-29 04:02:26

ar

Time of First Successful Submission: 2025-08-29 04:20:05

cpio

Time of First Successful Submission: 2025-08-30 01:49:42

genisoimage

Time of First Successful Submission: 2025-08-30 02:43:04

env

Time of First Successful Submission: 2025-08-30 02:50:10

find

Time of First Successful Submission: 2025-08-30 03:01:15

make

Time of First Successful Submission: 2025-08-30 03:31:24

nice

Time of First Successful Submission: 2025-08-30 03:37:56

timeout

Time of First Successful Submission: 2025-08-30 03:41:31

stdbuf

Time of First Successful Submission: 2025-08-30 03:45:18

setarch

Time of First Successful Submission: 2025-08-30 03:48:05

watch

Time of First Successful Submission: 2025-08-30 03:54:35

socat

Time of First Successful Submission: 2025-08-30 03:58:33

whiptail

Time of First Successful Submission: 2025-08-30 04:12:30

awk

Time of First Successful Submission: 2025-08-30 04:21:21

sed

Time of First Successful Submission: 2025-08-30 13:01:13

ed

Time of First Successful Submission: 2025-08-30 13:08:40

chown

Time of First Successful Submission: 2025-08-30 13:09:34

chmod

Time of First Successful Submission: 2025-08-30 13:10:03

cp

Time of First Successful Submission: 2025-08-30 13:15:47

mv

Time of First Successful Submission: 2025-08-31 00:48:32

perl

Time of First Successful Submission: 2025-08-31 02:09:13

python

Time of First Successful Submission: 2025-08-31 02:12:27

ruby

Time of First Successful Submission: 2025-08-31 02:14:54

bash

Time of First Successful Submission: 2025-08-31 02:16:35

date

Time of First Successful Submission: 2025-08-31 02:20:00

dmesg

Time of First Successful Submission: 2025-08-31 02:23:20

wc

Time of First Successful Submission: 2025-08-31 02:29:51

gcc

Time of First Successful Submission: 2025-08-31 02:34:24

as

Time of First Successful Submission: 2025-08-31 02:34:58

wget

Time of First Successful Submission: 2025-08-31 02:47:13

ssh-keygen

Time of First Successful Submission: 2025-08-31 03:10:51

SQL Queries

Time of First Successful Submission: 2025-08-31 12:18:07

Filtering SQL

Time of First Successful Submission: 2025-08-31 12:22:49

Choosing Columns

Time of First Successful Submission: 2025-08-31 12:28:39

Exclusionary Filtering

Time of First Successful Submission: 2025-08-31 12:36:36

Filtering Strings

Time of First Successful Submission: 2025-08-31 12:39:24

Filtering on Expressions

Time of First Successful Submission: 2025-08-31 12:45:54

SELECTing Expressions

Time of First Successful Submission: 2025-08-31 12:55:13

Composite Conditions

Time of First Successful Submission: 2025-08-31 13:02:32

Reaching Your LIMITs

Time of First Successful Submission: 2025-08-31 13:05:06

Querying Metadata

Time of First Successful Submission: 2025-08-31 13:10:02


GCA CTF

12 / 104 409 / 43529


Using the Terminal

Time of First Successful Submission: 2025-08-11 12:12:56

Using the VSCode Workspace

Time of First Successful Submission: 2025-08-11 12:18:35

Using the GUI Desktop

Time of First Successful Submission: 2025-08-11 12:25:02

Pasting into the Desktop

Time of First Successful Submission: 2025-08-11 12:28:32

Connecting over SSH

Time of First Successful Submission: 2025-11-17 08:36:57

Restarting Challenges

Time of First Successful Submission: 2025-08-11 12:32:38

Getting Help

Time of First Successful Submission: 2025-08-18 07:35:31

Challenge Programs

Time of First Successful Submission: 2025-08-11 12:43:05

The Flag File

Time of First Successful Submission: 2025-08-11 12:45:13

Using Privileged Mode

Time of First Successful Submission: 2025-08-11 12:50:20

Persistent Home Directories - One

Time of First Successful Submission: 2025-08-11 12:55:55

Persistent Home Directories - Two

Time of First Successful Submission: 2025-08-11 12:57:02


Kernel Exercise Collection

3 / 6 3 / 6


1 - IPS

Time of First Successful Submission: 2026-02-25 08:28:33

2 - Cache of Castway

Time of First Successful Submission: 2026-02-27 08:38:21

3 - Wall Rose

Time of First Successful Submission: 2026-03-06 05:21:18