dfoo

🐧

pwn.college Archives

139 / 201 838 / 16678


level1

Time of First Successful Submission: 2023-09-01 02:49:18

level2

Time of First Successful Submission: 2023-09-01 02:50:46

level3

Time of First Successful Submission: 2023-09-01 02:51:33

level4

Time of First Successful Submission: 2023-09-01 02:53:10

level5

Time of First Successful Submission: 2023-09-01 04:05:35

level6

Time of First Successful Submission: 2023-09-01 04:06:42

level7

Time of First Successful Submission: 2023-09-01 04:16:02

level8

Time of First Successful Submission: 2023-09-01 04:18:18

level9

Time of First Successful Submission: 2023-09-01 04:24:44

level10

Time of First Successful Submission: 2023-09-01 04:33:57

level11

Time of First Successful Submission: 2023-09-01 04:35:39

level12

Time of First Successful Submission: 2023-09-05 00:45:13

level13

Time of First Successful Submission: 2023-09-03 19:45:19

level14

Time of First Successful Submission: 2023-09-03 19:46:56

level15

Time of First Successful Submission: 2023-09-03 22:59:26

level16

Time of First Successful Submission: 2023-09-03 23:05:23

level17

Time of First Successful Submission: 2023-09-03 23:17:14

level18

Time of First Successful Submission: 2023-09-03 23:25:54

level19

Time of First Successful Submission: 2023-09-05 02:25:24

level20

Time of First Successful Submission: 2023-09-05 02:28:07

level21

Time of First Successful Submission: 2023-09-04 00:13:29

level22

Time of First Successful Submission: 2023-09-04 00:15:04

level23

Time of First Successful Submission: 2023-09-04 00:16:10

level24

Time of First Successful Submission: 2023-09-04 00:17:09

level25

Time of First Successful Submission: 2023-09-04 00:51:34

level26

Time of First Successful Submission: 2023-09-05 02:32:23

level27

Time of First Successful Submission: 2023-09-04 00:56:20

level28

Time of First Successful Submission: 2023-09-04 00:57:47

level29

Time of First Successful Submission: 2023-09-04 03:52:33

level30

Time of First Successful Submission: 2023-09-04 03:59:39

level31

Time of First Successful Submission: 2023-09-04 04:07:46

level32

Time of First Successful Submission: 2023-09-04 04:15:13

level33

Time of First Successful Submission: 2023-09-08 09:18:54

level34

Time of First Successful Submission: 2023-09-04 07:20:18

level35

Time of First Successful Submission: 2023-09-04 07:26:00

level36

Time of First Successful Submission: 2023-09-04 07:41:37

level37

Time of First Successful Submission: 2023-09-04 07:42:10

level38

Time of First Successful Submission: 2023-09-04 07:46:46

level39

Time of First Successful Submission: 2023-09-04 07:47:12

level40

Time of First Successful Submission: 2023-09-04 08:03:08

level41

Time of First Successful Submission: 2023-09-04 08:01:44

level42

Time of First Successful Submission: 2023-09-04 08:02:39

level43

Time of First Successful Submission: 2023-09-04 08:03:51

level44

Time of First Successful Submission: 2023-09-04 08:05:53

level45

Time of First Successful Submission: 2023-09-04 08:07:17

level46

Time of First Successful Submission: 2023-09-04 08:08:16

level47

Time of First Successful Submission: 2023-09-04 08:09:48

level48

Time of First Successful Submission: 2023-09-04 19:37:02

level49

Time of First Successful Submission: 2023-09-04 19:33:49

level50

Time of First Successful Submission: 2023-09-04 19:41:54

level51

Time of First Successful Submission: 2023-09-04 19:45:09

level52

Time of First Successful Submission: 2023-09-08 19:21:23

level54

Time of First Successful Submission: 2023-09-04 20:12:35

level55

Time of First Successful Submission: 2023-09-04 20:13:21

level56

Time of First Successful Submission: 2023-09-04 20:14:53

level57

Time of First Successful Submission: 2023-09-04 20:15:58

level58

Time of First Successful Submission: 2023-09-09 06:10:17

level59

Time of First Successful Submission: 2023-09-09 06:32:07

level60

Time of First Successful Submission: 2023-09-04 20:20:52

level61

Time of First Successful Submission: 2023-09-04 20:21:52

level62

Time of First Successful Submission: 2023-09-04 20:23:11

level63

Time of First Successful Submission: 2023-09-04 20:24:08

level64

Time of First Successful Submission: 2023-09-10 02:38:36

level65

Time of First Successful Submission: 2023-09-10 02:41:38

level66

Time of First Successful Submission: 2023-09-04 23:43:55

level67

Time of First Successful Submission: 2023-09-04 23:48:06

level68

Time of First Successful Submission: 2023-09-04 23:57:30

level70

Time of First Successful Submission: 2023-09-05 00:12:56

level71

Time of First Successful Submission: 2023-09-05 00:16:40

level72

Time of First Successful Submission: 2023-09-05 00:28:10

level73

Time of First Successful Submission: 2023-09-07 01:03:28

level74

Time of First Successful Submission: 2023-09-06 07:37:34

level76

Time of First Successful Submission: 2023-09-06 07:40:26

level77

Time of First Successful Submission: 2023-09-06 07:43:02

level78

Time of First Successful Submission: 2023-09-10 03:01:40

level79

Time of First Successful Submission: 2023-09-10 04:50:24

level80

Time of First Successful Submission: 2023-09-10 05:35:28

level82

Time of First Successful Submission: 2023-09-07 05:24:16

level83

Time of First Successful Submission: 2023-09-10 05:40:50

level84

Time of First Successful Submission: 2023-09-07 01:12:30

level85

Time of First Successful Submission: 2023-09-07 01:15:30

level86

Time of First Successful Submission: 2023-09-07 01:19:14

level88

Time of First Successful Submission: 2023-09-07 01:30:13

level90

Time of First Successful Submission: 2023-09-07 04:43:39

level91

Time of First Successful Submission: 2023-09-07 04:47:35

level92

Time of First Successful Submission: 2023-09-07 04:54:34

level94

Time of First Successful Submission: 2023-09-10 17:31:02

level95

Time of First Successful Submission: 2023-09-07 05:34:08

level96

Time of First Successful Submission: 2023-09-07 05:35:00

level97

Time of First Successful Submission: 2023-09-08 04:08:48

level99

Time of First Successful Submission: 2023-09-10 07:26:58

level100

Time of First Successful Submission: 2023-09-10 09:38:02

level101

Time of First Successful Submission: 2023-09-08 04:19:04

level107

Time of First Successful Submission: 2023-09-10 18:05:15

level108

Time of First Successful Submission: 2023-09-10 18:09:31

level109

Time of First Successful Submission: 2023-09-10 18:12:02

level110

Time of First Successful Submission: 2023-09-10 21:52:31

level111

Time of First Successful Submission: 2023-09-10 22:36:03

level114

Time of First Successful Submission: 2023-09-10 23:15:45

level115

Time of First Successful Submission: 2023-09-08 07:39:23

level120

Time of First Successful Submission: 2024-03-28 05:06:00

level121

Time of First Successful Submission: 2024-03-28 05:15:02

level122

Time of First Successful Submission: 2024-03-28 05:16:51

level123

Time of First Successful Submission: 2024-03-28 05:19:00

HTTP (curl)

Time of First Successful Submission: 2023-09-18 07:03:27

HTTP (python)

Time of First Successful Submission: 2023-09-18 07:14:13

URL Encoding (curl)

Time of First Successful Submission: 2023-09-19 01:08:09

URL Encoding (python)

Time of First Successful Submission: 2023-09-19 01:15:49

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2024-03-29 05:01:41

HTTP GET Parameters (python)

Time of First Successful Submission: 2023-09-19 01:25:12

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2023-09-20 03:09:03

Multiple Form Fields (python)

Time of First Successful Submission: 2023-09-22 07:21:01

HTTP JSON (curl)

Time of First Successful Submission: 2023-09-22 07:58:34

HTTP JSON (netcat)

Time of First Successful Submission: 2023-09-22 21:49:22

HTTP JSON (python)

Time of First Successful Submission: 2023-09-22 21:56:05

Complex HTTP JSON (curl)

Time of First Successful Submission: 2024-03-28 10:44:10

Complex HTTP JSON (netcat)

Time of First Successful Submission: 2024-03-28 10:55:34

Complex HTTP JSON (python)

Time of First Successful Submission: 2024-03-29 04:54:20

Server State (curl)

Time of First Successful Submission: 2023-09-23 01:40:06

Server State (netcat)

Time of First Successful Submission: 2023-09-23 01:42:50

Silenced Shellcode

Time of First Successful Submission: 2023-10-01 05:09:05

Shellcode Shuffle

Time of First Successful Submission: 2024-11-28 20:25:51

Shellcode Shuffle II

Time of First Successful Submission: 2024-11-28 20:27:10

Mmap Mirage (Easy)

Time of First Successful Submission: 2023-10-13 21:25:15

Mmap Mirage (Hard)

Time of First Successful Submission: 2023-10-13 21:38:56

Twisted Text (Easy)

Time of First Successful Submission: 2023-10-02 03:56:58

Twisted Text (Hard)

Time of First Successful Submission: 2023-10-02 03:58:33

Tidy Task (Easy)

Time of First Successful Submission: 2023-10-02 05:37:33

Tidy Task (Hard)

Time of First Successful Submission: 2023-10-02 05:44:56

Logical License (Easy)

Time of First Successful Submission: 2023-10-02 05:46:19

Logical License (Hard)

Time of First Successful Submission: 2023-10-02 05:54:45

Modest Mangler (Easy)

Time of First Successful Submission: 2023-10-04 05:30:12

Modest Mangler (Hard)

Time of First Successful Submission: 2023-10-06 04:53:21

This is Yancode (Easy)

Time of First Successful Submission: 2023-10-07 01:20:17

This is Yancode (Hard)

Time of First Successful Submission: 2023-10-07 01:23:04

Powered by Yancode (Easy)

Time of First Successful Submission: 2023-10-07 20:15:42

Powered by Yancode (Hard)

Time of First Successful Submission: 2025-01-08 04:34:52

Yancode Inside (Easy)

Time of First Successful Submission: 2025-01-08 04:53:48

Yancode Inside (Hard)

Time of First Successful Submission: 2025-01-08 05:00:47


Advent of Pwn

8 / 12 78 / 536


Day 01

Time of First Successful Submission: 2025-12-01 03:53:30

Day 02

Time of First Successful Submission: 2025-12-02 01:27:00

Day 03

Time of First Successful Submission: 2025-12-03 17:22:45

Day 04

Time of First Successful Submission: 2025-12-04 00:23:13

Day 07

Time of First Successful Submission: 2025-12-08 02:37:15

Day 08

Time of First Successful Submission: 2025-12-11 15:31:35

Day 10

Time of First Successful Submission: 2025-12-10 16:23:58

Day 11

Time of First Successful Submission: 2025-12-25 01:36:01


Intro to Programming Languages

15 / 234 6687 / 28131


Commands

Time of First Successful Submission: 2024-12-11 22:02:44

Command Arguments

Time of First Successful Submission: 2024-12-11 22:03:12

Command History

Time of First Successful Submission: 2025-12-21 03:04:16

The Root Path

Time of First Successful Submission: 2024-06-24 02:47:44

Absolute Paths

Time of First Successful Submission: 2024-06-24 02:48:55

Changing position

Time of First Successful Submission: 2024-06-24 02:49:48

Changing to an Absolute Path

Time of First Successful Submission: 2024-06-24 02:50:56

Relative Paths

Time of First Successful Submission: 2024-06-24 02:56:02

Cat

Time of First Successful Submission: 2024-06-24 03:04:49

Ls

Time of First Successful Submission: 2024-06-24 03:12:15

Ls All

Time of First Successful Submission: 2024-06-24 03:16:17

Find

Time of First Successful Submission: 2024-06-24 03:25:55

Piping Echo

Time of First Successful Submission: 2024-06-24 22:52:36

Piping Stdout

Time of First Successful Submission: 2024-12-27 06:33:49

Piping Stdin

Time of First Successful Submission: 2025-12-21 03:30:46


Intro to Cybersecurity

140 / 183 683 / 17895


Path Traversal 1

Time of First Successful Submission: 2024-02-26 05:18:33

Path Traversal 2

Time of First Successful Submission: 2024-11-24 16:33:44

CMDi 1

Time of First Successful Submission: 2024-11-24 16:37:55

CMDi 2

Time of First Successful Submission: 2024-11-24 16:40:11

CMDi 3

Time of First Successful Submission: 2024-11-24 18:04:24

CMDi 4

Time of First Successful Submission: 2024-02-26 05:32:02

CMDi 5

Time of First Successful Submission: 2024-11-24 18:06:42

CMDi 6

Time of First Successful Submission: 2024-11-24 18:17:10

Authentication Bypass 1

Time of First Successful Submission: 2024-06-28 04:42:52

Authentication Bypass 2

Time of First Successful Submission: 2024-11-24 23:06:50

SQLi 1

Time of First Successful Submission: 2024-11-25 03:41:11

SQLi 2

Time of First Successful Submission: 2024-07-03 03:08:32

SQLi 3

Time of First Successful Submission: 2024-07-05 04:50:13

SQLi 4

Time of First Successful Submission: 2024-11-25 03:54:38

SQLi 5

Time of First Successful Submission: 2024-12-02 05:20:49

XSS 1

Time of First Successful Submission: 2024-11-25 04:53:13

XSS 2

Time of First Successful Submission: 2024-11-25 04:57:29

XSS 3

Time of First Successful Submission: 2024-12-02 05:42:52

XSS 4

Time of First Successful Submission: 2024-12-02 05:51:44

XSS 5

Time of First Successful Submission: 2024-12-02 06:38:17

XSS 6

Time of First Successful Submission: 2024-12-02 06:41:06

XSS 7

Time of First Successful Submission: 2024-12-02 16:43:42

CSRF 1

Time of First Successful Submission: 2024-12-03 01:55:36

CSRF 2

Time of First Successful Submission: 2024-12-03 01:31:50

CSRF 3

Time of First Successful Submission: 2024-12-06 21:47:11

CSRF 4

Time of First Successful Submission: 2024-12-06 22:17:14

CSRF 5

Time of First Successful Submission: 2024-12-06 23:07:12

Connect

Time of First Successful Submission: 2023-09-25 07:13:32

Listen

Time of First Successful Submission: 2023-09-25 07:15:45

Scan 1

Time of First Successful Submission: 2023-09-25 07:18:27

Scan 2

Time of First Successful Submission: 2023-09-25 07:29:41

Monitor 1

Time of First Successful Submission: 2023-09-25 07:38:07

Monitor 2

Time of First Successful Submission: 2023-09-25 19:58:52

Network Configuration

Time of First Successful Submission: 2023-09-26 03:11:15

Ethernet

Time of First Successful Submission: 2023-09-26 03:36:57

IP

Time of First Successful Submission: 2023-09-26 04:27:24

TCP

Time of First Successful Submission: 2023-09-26 06:24:18

TCP Handshake

Time of First Successful Submission: 2023-09-27 05:36:54

ARP

Time of First Successful Submission: 2024-12-06 23:43:44

Intercept

Time of First Successful Submission: 2024-12-06 23:57:36

Man-in-the-Middle

Time of First Successful Submission: 2024-12-07 03:42:38

XOR

Time of First Successful Submission: 2024-11-25 05:09:51

XORing Hex

Time of First Successful Submission: 2024-11-25 05:13:01

XORing ASCII

Time of First Successful Submission: 2024-11-25 05:16:01

XORing ASCII Strings

Time of First Successful Submission: 2024-11-25 05:20:11

One-time Pad

Time of First Successful Submission: 2023-09-28 05:59:52

Many-time Pad

Time of First Successful Submission: 2023-09-28 06:03:05

AES

Time of First Successful Submission: 2023-09-28 06:11:00

AES-ECB-CPA

Time of First Successful Submission: 2024-11-25 05:57:37

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2024-12-07 04:36:10

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2024-12-07 05:27:33

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2024-12-07 17:15:07

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2024-12-08 06:59:58

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2024-06-02 22:37:49

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2024-12-08 19:15:11

AES-CBC

Time of First Successful Submission: 2024-12-08 19:37:00

AES-CBC Tampering

Time of First Successful Submission: 2024-12-09 03:46:46

AES-CBC Resizing

Time of First Successful Submission: 2024-12-09 05:18:06

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2024-12-09 21:27:47

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2024-12-22 20:11:49

DHKE

Time of First Successful Submission: 2024-12-15 23:06:14

DHKE-to-AES

Time of First Successful Submission: 2024-12-15 23:27:16

RSA 1

Time of First Successful Submission: 2024-12-16 00:03:52

RSA 2

Time of First Successful Submission: 2024-12-16 00:44:35

RSA 3

Time of First Successful Submission: 2024-12-16 03:13:56

RSA 4

Time of First Successful Submission: 2024-12-16 15:28:37

RSA Signatures

Time of First Successful Submission: 2024-12-16 15:14:06

SHA 1

Time of First Successful Submission: 2024-12-16 01:17:02

SHA 2

Time of First Successful Submission: 2024-12-16 01:25:53

TLS 1

Time of First Successful Submission: 2024-12-18 05:15:36

TLS 2

Time of First Successful Submission: 2024-12-20 17:58:06

level1

Time of First Successful Submission: 2024-06-25 04:19:38

level2

Time of First Successful Submission: 2024-06-25 04:20:15

level3

Time of First Successful Submission: 2024-06-25 04:22:38

level4

Time of First Successful Submission: 2024-06-25 04:29:10

level5

Time of First Successful Submission: 2024-06-25 04:38:19

level6

Time of First Successful Submission: 2024-06-26 05:30:26

level7

Time of First Successful Submission: 2024-06-26 05:32:03

level8

Time of First Successful Submission: 2024-06-26 05:33:38

level9

Time of First Successful Submission: 2024-06-26 05:34:58

level10

Time of First Successful Submission: 2024-06-26 05:38:55

level11

Time of First Successful Submission: 2024-06-26 05:43:14

level12

Time of First Successful Submission: 2024-06-26 05:48:25

level13

Time of First Successful Submission: 2024-06-26 05:49:20

level14

Time of First Successful Submission: 2024-06-26 07:36:15

level15

Time of First Successful Submission: 2024-06-26 07:36:47

level16

Time of First Successful Submission: 2024-06-26 07:38:02

level17

Time of First Successful Submission: 2024-06-27 02:04:52

level18

Time of First Successful Submission: 2024-06-27 02:06:56

level19

Time of First Successful Submission: 2024-06-27 02:53:16

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2024-11-21 15:45:31

Reading Endianness (x86)

Time of First Successful Submission: 2024-11-21 15:48:57

Version Information (x86)

Time of First Successful Submission: 2024-11-22 05:24:51

Metadata and Data (x86)

Time of First Successful Submission: 2024-11-22 20:19:21

Input Restrictions (x86)

Time of First Successful Submission: 2024-11-22 20:25:09

Behold the cIMG! (x86)

Time of First Successful Submission: 2024-11-22 21:05:59

A Basic cIMG (x86)

Time of First Successful Submission: 2024-11-23 02:13:59

Internal State (x86)

Time of First Successful Submission: 2024-12-04 06:39:05

File Formats: Directives (x86)

Time of First Successful Submission: 2024-12-05 03:42:26

The Patch Directive

Time of First Successful Submission: 2024-12-12 15:33:14

Optimizing for Space

Time of First Successful Submission: 2024-12-13 03:32:07

Tweaking Images

Time of First Successful Submission: 2024-12-10 03:59:04

Storage and Retrieval

Time of First Successful Submission: 2024-12-14 04:38:11

Extracting Knowledge

Time of First Successful Submission: 2024-12-13 19:30:49

Advanced Sprites

Time of First Successful Submission: 2024-12-14 05:32:30

Accessing Resources

Time of First Successful Submission: 2024-12-14 07:40:13

Unsafe Animations

Time of First Successful Submission: 2024-12-14 17:59:15

Animations

Time of First Successful Submission: 2024-12-14 20:32:05

Interoperability: Patching Data

Time of First Successful Submission: 2024-12-15 05:22:02

Patching Code

Time of First Successful Submission: 2024-12-15 07:50:21

Patching Control Flow

Time of First Successful Submission: 2024-12-15 16:17:19

Your First Overflow (easy)

Time of First Successful Submission: 2023-10-08 08:38:58

Your First Overflow (hard)

Time of First Successful Submission: 2023-10-08 08:39:33

Precision (easy)

Time of First Successful Submission: 2024-11-23 06:00:59

Precision (hard)

Time of First Successful Submission: 2024-11-23 06:10:22

Variable Control (easy)

Time of First Successful Submission: 2023-10-08 08:51:37

Variable Control (hard)

Time of First Successful Submission: 2023-10-08 19:55:08

Control Hijack (easy)

Time of First Successful Submission: 2023-10-08 22:43:06

Control Hijack (hard)

Time of First Successful Submission: 2023-10-09 04:47:26

Tricky Control Hijack (easy)

Time of First Successful Submission: 2023-10-11 01:34:08

Tricky Control Hijack (hard)

Time of First Successful Submission: 2023-10-11 01:40:35

PIEs (easy)

Time of First Successful Submission: 2023-10-11 04:35:40

PIEs (hard)

Time of First Successful Submission: 2023-10-12 02:19:49

String Lengths (easy)

Time of First Successful Submission: 2023-10-12 05:06:18

String Lengths (hard)

Time of First Successful Submission: 2023-10-12 05:18:27

Basic Shellcode

Time of First Successful Submission: 2023-09-30 16:17:10

NOP Sleds

Time of First Successful Submission: 2023-09-30 16:35:31

NULL-Free Shellcode

Time of First Successful Submission: 2023-09-30 21:51:01

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2024-11-24 05:25:18

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2024-11-24 05:08:34

Hijack to Shellcode (easy)

Time of First Successful Submission: 2024-11-24 05:43:21

Hijack to Shellcode (hard)

Time of First Successful Submission: 2024-11-24 06:24:31

ECB-to-Win (easy)

Time of First Successful Submission: 2024-12-11 09:39:04

ECB-to-Win (hard)

Time of First Successful Submission: 2024-12-11 10:29:58

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2024-12-11 16:47:38

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2024-12-11 17:29:51

CIMG Screenshots

Time of First Successful Submission: 2024-12-25 17:35:41

CIMG Screenshots 2

Time of First Successful Submission: 2024-12-26 00:27:02

Wily Webserver

Time of First Successful Submission: 2024-12-16 22:04:37

The Watering Hole

Time of First Successful Submission: 2024-12-26 05:30:00


Program Security

142 / 162 269 / 9030


ello ackers!

Time of First Successful Submission: 2023-10-01 00:43:08

Syscall Smuggler

Time of First Successful Submission: 2023-10-01 04:13:29

Syscall Shenanigans

Time of First Successful Submission: 2023-10-01 04:19:49

Byte Budget

Time of First Successful Submission: 2023-10-01 05:53:05

ClobberCode

Time of First Successful Submission: 2023-10-01 08:37:57

Diverse Delivery

Time of First Successful Submission: 2024-11-28 21:55:32

Pocket Payload

Time of First Successful Submission: 2024-11-28 22:01:57

Micro Menace

Time of First Successful Submission: 2024-11-30 04:45:50

Bounds Breaker (Easy)

Time of First Successful Submission: 2023-10-10 02:02:57

Bounds Breaker (Hard)

Time of First Successful Submission: 2024-11-25 17:10:42

Casting Catastrophe (Easy)

Time of First Successful Submission: 2024-11-25 20:21:58

Casting Catastrophe (Hard)

Time of First Successful Submission: 2024-11-25 20:27:09

Loop Lunacy (Easy)

Time of First Successful Submission: 2023-10-13 14:55:28

Loop Lunacy (Hard)

Time of First Successful Submission: 2023-10-13 17:40:02

Nosy Neighbor (Easy)

Time of First Successful Submission: 2023-10-13 19:30:15

Nosy Neighbor (Hard)

Time of First Successful Submission: 2023-10-13 19:48:58

Recursive Ruin (Easy)

Time of First Successful Submission: 2023-10-14 02:10:17

Recursive Ruin (Hard)

Time of First Successful Submission: 2023-10-14 16:55:09

Lingering Leftover (Easy)

Time of First Successful Submission: 2023-10-14 17:34:24

Lingering Leftover (Hard)

Time of First Successful Submission: 2023-10-14 17:48:02

Latent Leak (Easy)

Time of First Successful Submission: 2024-11-25 23:58:48

Latent Leak (Hard)

Time of First Successful Submission: 2024-11-26 17:33:02

Fork Foolery (Easy)

Time of First Successful Submission: 2024-11-27 02:36:32

Fork Foolery (Hard)

Time of First Successful Submission: 2024-11-28 05:45:17

Canary Conundrum (Easy)

Time of First Successful Submission: 2025-03-03 00:25:35

Canary Conundrum (Hard)

Time of First Successful Submission: 2025-03-03 01:21:40

A Crafty Clobber (Easy)

Time of First Successful Submission: 2025-03-04 04:18:00

A Crafty Clobber (Hard)

Time of First Successful Submission: 2025-03-05 02:54:48

Terrible Token (Easy)

Time of First Successful Submission: 2023-10-01 20:13:47

Terrible Token (Hard)

Time of First Successful Submission: 2023-10-02 03:48:31

Tangled Ticket (Easy)

Time of First Successful Submission: 2023-10-02 03:51:28

Tangled Ticket (Hard)

Time of First Successful Submission: 2023-10-02 03:55:38

Meager Mangler (Easy)

Time of First Successful Submission: 2023-10-02 21:58:32

Meager Mangler (Hard)

Time of First Successful Submission: 2023-10-05 04:57:42

Monstrous Mangler (Easy)

Time of First Successful Submission: 2023-10-06 05:06:23

Monstrous Mangler (Hard)

Time of First Successful Submission: 2025-01-03 01:51:14

Patched Up (Easy)

Time of First Successful Submission: 2023-10-06 09:56:58

Patched Up (Hard)

Time of First Successful Submission: 2023-10-06 15:18:56

Puzzle Patch (Easy)

Time of First Successful Submission: 2023-10-06 15:50:45

Puzzle Patch (Hard)

Time of First Successful Submission: 2023-10-06 16:49:36

Patch Perfect (Easy)

Time of First Successful Submission: 2023-10-06 19:39:58

Patch Perfect (Hard)

Time of First Successful Submission: 2023-10-06 20:00:19

Trust the Yancode (Easy)

Time of First Successful Submission: 2025-01-08 05:47:01

Trust the Yancode (Hard)

Time of First Successful Submission: 2025-01-08 05:51:32

Know the Yancode (Easy)

Time of First Successful Submission: 2025-01-08 08:07:55

Know the Yancode (Hard)

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

Master the Yancode (Easy)

Time of First Successful Submission: 2025-01-08 23:23:02

Master the Yancode (Hard)

Time of First Successful Submission: 2025-01-09 00:30:55

Transcend the Yancode (Easy)

Time of First Successful Submission: 2025-01-09 00:41:49

Transcend the Yancode (Hard)

Time of First Successful Submission: 2025-01-09 05:52:21

The Yanalyzer (Easy)

Time of First Successful Submission: 2025-01-12 18:49:45

The Yanalyzer (Hard)

Time of First Successful Submission: 2025-01-13 20:56:42

The Yangler (Easy)

Time of First Successful Submission: 2025-01-14 03:07:39

The Yangler (Hard)

Time of First Successful Submission: 2025-01-16 00:52:03

Yancraft (Easy)

Time of First Successful Submission: 2025-01-16 04:32:38

Yancraft (Hard)

Time of First Successful Submission: 2025-01-17 06:07:17

Yansanity (Easy)

Time of First Successful Submission: 2025-01-18 16:28:04

Yansanity (Hard)

Time of First Successful Submission: 2025-01-19 19:43:55

Loose Link (Easy)

Time of First Successful Submission: 2023-10-16 03:40:28

Loose Link (Hard)

Time of First Successful Submission: 2024-04-03 10:54:28

Call Chain (Easy)

Time of First Successful Submission: 2023-10-16 04:07:23

Call Chain (Hard)

Time of First Successful Submission: 2024-04-03 12:30:44

Chain of Command (Easy)

Time of First Successful Submission: 2023-10-16 05:33:22

Chain of Command (Hard)

Time of First Successful Submission: 2024-04-03 12:53:41

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2023-10-17 04:39:25

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2024-04-03 16:06:34

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2023-10-19 01:00:38

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-01-20 05:00:41

Indirect Invocation (Easy)

Time of First Successful Submission: 2023-10-20 04:25:19

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-01-20 18:10:53

Leaky Libc (Easy)

Time of First Successful Submission: 2023-10-21 20:16:21

Leaky Libc (Hard)

Time of First Successful Submission: 2025-01-20 22:37:02

Putsception (Easy)

Time of First Successful Submission: 2023-10-22 16:41:50

Putsception (Hard)

Time of First Successful Submission: 2025-01-21 01:38:58

Pivotal Prelude (Easy)

Time of First Successful Submission: 2023-10-24 01:26:49

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-01-22 03:02:15

Pivotal Pointer (Easy)

Time of First Successful Submission: 2023-10-25 02:47:35

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-01-23 01:39:37

Pivotal Payload (Easy)

Time of First Successful Submission: 2023-10-25 23:06:12

Pivotal Payload (Hard)

Time of First Successful Submission: 2025-01-23 01:46:00

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-01-25 07:52:26

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-01-25 07:58:15

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-01-26 17:30:05

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-01-26 17:46:46

ROP Roulette (Easy)

Time of First Successful Submission: 2025-01-27 05:04:38

ROP Roulette (Hard)

Time of First Successful Submission: 2025-01-27 05:19:42

Libc Lottery (Easy)

Time of First Successful Submission: 2025-01-28 14:37:22

Libc Lottery (Hard)

Time of First Successful Submission: 2025-01-28 14:54:42

Freebie (Easy)

Time of First Successful Submission: 2024-04-12 13:53:59

Freebie (Hard)

Time of First Successful Submission: 2024-04-12 14:07:08

Freebin Feint (Easy)

Time of First Successful Submission: 2024-04-12 14:10:27

Freebin Feint (Hard)

Time of First Successful Submission: 2024-04-12 14:56:30

Free Flag Fumble (Easy)

Time of First Successful Submission: 2024-04-15 15:14:29

Free Flag Fumble (Hard)

Time of First Successful Submission: 2024-04-15 15:34:05

Fickle Free (Easy)

Time of First Successful Submission: 2024-04-15 23:20:55

Fickle Free (Hard)

Time of First Successful Submission: 2024-04-15 23:25:54

Malloc Mirage (Easy)

Time of First Successful Submission: 2024-04-24 23:45:29

Malloc Mirage (Hard)

Time of First Successful Submission: 2024-04-24 23:56:37

Seeking Secrets (Easy)

Time of First Successful Submission: 2024-04-26 05:12:03

Seeking Secrets (Hard)

Time of First Successful Submission: 2024-04-26 05:21:22

Seeking Substantial Secrets (Easy)

Time of First Successful Submission: 2024-04-26 05:59:44

Seeking Substantial Secrets (Hard)

Time of First Successful Submission: 2024-04-26 06:02:40

Seeking Spanless Secrets (Easy)

Time of First Successful Submission: 2025-01-30 02:54:23

Seeking Spanless Secrets (Hard)

Time of First Successful Submission: 2025-01-30 03:01:52

Seeking Smuggled Secrets (Easy)

Time of First Successful Submission: 2025-02-01 00:59:02

Seeking Smuggled Secrets (Hard)

Time of First Successful Submission: 2025-02-01 01:01:28

Sus Sequence (Easy)

Time of First Successful Submission: 2025-02-01 21:24:55

Sus Sequence (Hard)

Time of First Successful Submission: 2025-02-01 21:28:45

Echo Emanations (Easy)

Time of First Successful Submission: 2025-02-03 00:29:34

Echo Emanations (Hard)

Time of First Successful Submission: 2025-02-03 00:30:49

Stack Spoofing (Easy)

Time of First Successful Submission: 2025-02-07 05:21:25

Stack Spoofing (Hard)

Time of First Successful Submission: 2025-02-07 05:28:40

Stack Summoning (Easy)

Time of First Successful Submission: 2025-02-08 07:03:33

Stack Summoning (Hard)

Time of First Successful Submission: 2025-02-08 07:04:06

Enterprising Echo (Easy)

Time of First Successful Submission: 2025-02-08 23:09:17

Enterprising Echo (Hard)

Time of First Successful Submission: 2025-02-10 05:24:27

Ephemeral Echo (Easy)

Time of First Successful Submission: 2025-02-14 17:53:54

Ephemeral Echo (Hard)

Time of First Successful Submission: 2025-02-14 19:24:02

Seeking Safe Secrets (Easy)

Time of First Successful Submission: 2025-02-27 00:01:25

Seeking Safe Secrets (Hard)

Time of First Successful Submission: 2025-02-27 00:17:03

Sus Sequence Safety (Easy)

Time of First Successful Submission: 2025-02-16 22:45:48

Sus Sequence Safety (Hard)

Time of First Successful Submission: 2025-02-16 22:54:18

Safely Stack Summoning (Easy)

Time of First Successful Submission: 2025-02-17 07:52:38

Safely Stack Summoning (Hard)

Time of First Successful Submission: 2025-02-17 07:54:04

Overlapping Odyssey (Easy)

Time of First Successful Submission: 2025-02-25 21:54:55

Overlapping Odyssey (Hard)

Time of First Successful Submission: 2025-02-25 22:09:09

Tcache Terror (Easy)

Time of First Successful Submission: 2025-03-02 18:35:38

Tcache Terror (Hard)

Time of First Successful Submission: 2025-03-02 18:44:30

Containment Composition (Easy)

Time of First Successful Submission: 2025-03-05 06:00:25

Containment Composition (Hard)

Time of First Successful Submission: 2025-03-06 01:48:16

Constant Corruption (Easy)

Time of First Successful Submission: 2025-03-08 18:02:39

Constant Corruption (Hard)

Time of First Successful Submission: 2025-03-09 16:11:59

Return to YanLand (Easy)

Time of First Successful Submission: 2025-03-17 04:33:34

Return to YanLand (Hard)

Time of First Successful Submission: 2025-03-29 20:35:34

Escape from YanLand (Easy)

Time of First Successful Submission: 2025-06-20 04:13:31

Escape from YanLand (Hard)

Time of First Successful Submission: 2025-06-21 04:03:01

The YanFilter (Easy)

Time of First Successful Submission: 2025-06-21 22:18:45

The YanFilter (Hard)

Time of First Successful Submission: 2025-06-22 01:59:29

The Great YanFilter (Easy)

Time of First Successful Submission: 2025-06-22 14:24:20

The Great YanFilter (Hard)

Time of First Successful Submission: 2025-06-22 15:12:57

Yan85 Reborn (Easy)

Time of First Successful Submission: 2025-06-25 03:06:28

Yan85 Reborn (Hard)

Time of First Successful Submission: 2025-06-25 03:35:37


System Security

64 / 95 412 / 3185


chroot-escape-basic

Time of First Successful Submission: 2025-06-13 04:25:30

chroot-shellcode

Time of First Successful Submission: 2025-06-26 03:07:11

chroot-proper

Time of First Successful Submission: 2025-06-26 03:10:03

seccomp-basic

Time of First Successful Submission: 2025-06-26 03:10:41

seccomp-linkat

Time of First Successful Submission: 2025-06-27 01:00:11

seccomp-fchdir

Time of First Successful Submission: 2025-06-27 01:11:17

seccomp-rechroot

Time of First Successful Submission: 2025-06-29 02:27:57

seccomp-only

Time of First Successful Submission: 2025-06-29 02:51:40

seccomp-arch32

Time of First Successful Submission: 2025-06-30 03:49:07

seccomp-minimal

Time of First Successful Submission: 2025-06-29 05:41:34

seccomp-timebased

Time of First Successful Submission: 2025-06-29 16:27:18

seccomp-readonly

Time of First Successful Submission: 2025-06-30 02:29:33

process-isolation

Time of First Successful Submission: 2025-07-01 15:14:24

mount-namespace

Time of First Successful Submission: 2025-07-01 18:08:37

mount-cleanup

Time of First Successful Submission: 2025-07-01 18:13:00

mount-readonly

Time of First Successful Submission: 2025-07-01 18:17:06

mount-shellcode

Time of First Successful Submission: 2025-07-01 20:42:00

mount-bindmount

Time of First Successful Submission: 2025-07-02 04:05:37

level1.0

Time of First Successful Submission: 2025-06-13 04:38:45

level1.1

Time of First Successful Submission: 2025-06-30 14:31:56

level2.0

Time of First Successful Submission: 2025-06-30 14:37:28

level2.1

Time of First Successful Submission: 2025-06-30 14:44:56

level3.0

Time of First Successful Submission: 2025-06-30 16:02:01

level3.1

Time of First Successful Submission: 2025-06-30 16:06:02

level4.0

Time of First Successful Submission: 2025-06-30 16:37:58

level4.1

Time of First Successful Submission: 2025-06-30 16:42:14

level5.0

Time of First Successful Submission: 2025-06-30 22:34:10

level5.1

Time of First Successful Submission: 2025-08-15 00:18:03

level6.0

Time of First Successful Submission: 2025-08-16 19:24:21

level6.1

Time of First Successful Submission: 2025-08-16 19:44:32

level7.0

Time of First Successful Submission: 2025-08-17 22:21:01

level7.1

Time of First Successful Submission: 2025-08-17 22:22:34

level8.0

Time of First Successful Submission: 2025-08-18 04:09:57

level8.1

Time of First Successful Submission: 2025-08-18 14:05:14

level9.0

Time of First Successful Submission: 2025-08-18 15:16:44

level9.1

Time of First Successful Submission: 2025-08-18 15:57:33

level10.1

Time of First Successful Submission: 2025-08-18 16:22:56

level11.1

Time of First Successful Submission: 2025-08-18 20:06:01

level1.0

Time of First Successful Submission: 2025-07-02 17:16:18

level1.1

Time of First Successful Submission: 2025-07-02 19:30:50

level2.0

Time of First Successful Submission: 2025-07-02 19:40:49

level2.1

Time of First Successful Submission: 2025-07-02 19:47:47

level3.0

Time of First Successful Submission: 2025-07-03 07:24:30

level3.1

Time of First Successful Submission: 2025-07-03 07:27:52

level4.0

Time of First Successful Submission: 2025-07-03 14:35:39

level4.1

Time of First Successful Submission: 2025-07-03 14:41:42

level5.0

Time of First Successful Submission: 2025-07-03 15:15:16

level5.1

Time of First Successful Submission: 2025-07-03 15:17:20

level6.0

Time of First Successful Submission: 2025-07-13 20:38:31

level6.1

Time of First Successful Submission: 2025-07-13 20:41:17

level7.0

Time of First Successful Submission: 2025-09-07 00:06:41

level7.1

Time of First Successful Submission: 2025-09-07 00:07:28

Baby Spectre 1

Time of First Successful Submission: 2025-12-28 00:29:08

Baby Spectre 2

Time of First Successful Submission: 2025-12-28 09:16:03

Baby Spectre 3

Time of First Successful Submission: 2025-12-29 20:11:38

Baby Spectre 4

Time of First Successful Submission: 2025-12-29 20:23:30

Baby Spectre 5

Time of First Successful Submission: 2025-12-31 21:52:17

Prefetch Peek

Time of First Successful Submission: 2026-01-03 05:24:31

level1.0

Time of First Successful Submission: 2026-01-04 07:26:56

level1.1

Time of First Successful Submission: 2026-01-04 18:53:08

level2.0

Time of First Successful Submission: 2026-01-06 00:54:15

level2.1

Time of First Successful Submission: 2026-01-07 01:30:03


Software Exploitation

14 / 90 622 / 1931


Level1.0

Time of First Successful Submission: 2023-10-31 01:09:38

Level1.1

Time of First Successful Submission: 2023-10-31 01:14:57

Level2.0

Time of First Successful Submission: 2023-11-01 02:24:07

Level2.1

Time of First Successful Submission: 2023-11-01 02:27:12

Level3.0

Time of First Successful Submission: 2023-11-01 03:27:24

Level3.1

Time of First Successful Submission: 2023-11-03 06:15:05

Level4.0

Time of First Successful Submission: 2023-11-03 16:37:33

Level4.1

Time of First Successful Submission: 2023-11-03 17:21:47

Level5.0

Time of First Successful Submission: 2023-11-07 06:31:38

Level5.1

Time of First Successful Submission: 2023-11-08 04:39:49

Level6.0

Time of First Successful Submission: 2023-11-08 06:07:26

Level6.1

Time of First Successful Submission: 2023-11-09 03:01:39

Level7.0

Time of First Successful Submission: 2024-11-11 17:56:16

Level7.1

Time of First Successful Submission: 2024-11-11 18:46:13


Start Here

11 / 12 6728 / 38370


Using the Terminal

Time of First Successful Submission: 2025-12-27 05:13:34

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-08 15:05:42

Using the GUI Desktop

Time of First Successful Submission: 2026-01-09 23:17:38

Pasting into the Desktop

Time of First Successful Submission: 2026-01-10 07:09:28

Restarting Challenges

Time of First Successful Submission: 2026-01-12 05:45:17

Challenge Programs

Time of First Successful Submission: 2025-12-25 01:42:21

The Flag File

Time of First Successful Submission: 2026-01-13 12:52:22

Using Privileged Mode

Time of First Successful Submission: 2026-01-15 00:11:02

Persistent Home Directories - One

Time of First Successful Submission: 2026-01-15 16:53:52

Persistent Home Directories - Two

Time of First Successful Submission: 2026-01-16 05:50:23


Linux Luminarium

128 / 128 991 / 28376


Intro to Commands

Time of First Successful Submission: 2024-12-11 22:02:44

Intro to Arguments

Time of First Successful Submission: 2024-12-11 22:03:12

Command History

Time of First Successful Submission: 2025-12-21 03:04:16

The Root

Time of First Successful Submission: 2024-06-24 02:47:44

Program and absolute paths

Time of First Successful Submission: 2024-06-24 02:48:55

Position thy self

Time of First Successful Submission: 2024-06-24 02:49:48

Position elsewhere

Time of First Successful Submission: 2024-06-24 02:50:56

implicit relative paths, from /

Time of First Successful Submission: 2024-06-24 02:56:02

explicit relative paths, from /

Time of First Successful Submission: 2024-06-24 02:56:56

implicit relative path

Time of First Successful Submission: 2024-06-24 02:57:45

home sweet home

Time of First Successful Submission: 2024-06-24 03:03:13

cat: not the pet, but the command!

Time of First Successful Submission: 2024-06-24 03:04:49

catting absolute paths

Time of First Successful Submission: 2024-06-24 03:06:27

more catting practice

Time of First Successful Submission: 2024-06-24 03:08:23

grepping for a needle in a haystack

Time of First Successful Submission: 2024-06-24 03:10:03

comparing files

Time of First Successful Submission: 2025-12-21 03:05:19

listing files

Time of First Successful Submission: 2024-06-24 03:12:15

touching files

Time of First Successful Submission: 2024-06-24 03:13:48

removing files

Time of First Successful Submission: 2024-06-24 03:14:39

moving files

Time of First Successful Submission: 2025-12-21 03:06:00

copying files

Time of First Successful Submission: 2025-12-21 03:06:42

hidden files

Time of First Successful Submission: 2024-06-24 03:16:17

An Epic Filesystem Quest

Time of First Successful Submission: 2024-06-24 03:22:57

making directories

Time of First Successful Submission: 2024-06-24 03:24:22

finding files

Time of First Successful Submission: 2024-06-24 03:25:55

linking files

Time of First Successful Submission: 2025-12-21 03:08:47

Learning From Documentation

Time of First Successful Submission: 2024-06-24 03:43:53

Learning Complex Usage

Time of First Successful Submission: 2024-06-24 03:45:08

Reading Manuals

Time of First Successful Submission: 2024-06-24 03:47:36

Searching Manuals

Time of First Successful Submission: 2024-06-24 03:49:59

Searching For Manuals

Time of First Successful Submission: 2024-06-24 03:53:41

Helpful Programs

Time of First Successful Submission: 2024-06-24 03:55:06

Help for Builtins

Time of First Successful Submission: 2024-06-24 04:06:19

Matching with *

Time of First Successful Submission: 2024-06-24 22:51:24

Matching with ?

Time of First Successful Submission: 2024-06-24 22:26:14

Matching with []

Time of First Successful Submission: 2024-06-24 22:30:06

Matching paths with []

Time of First Successful Submission: 2024-06-24 22:33:57

Multiple globs

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

Mixing globs

Time of First Successful Submission: 2024-06-24 22:48:16

Exclusionary globbing

Time of First Successful Submission: 2024-06-24 22:50:02

Tab completion

Time of First Successful Submission: 2025-12-21 03:23:11

Multiple options for tab completion

Time of First Successful Submission: 2025-12-21 03:23:59

Tab completion on commands

Time of First Successful Submission: 2025-12-21 03:24:21

Redirecting output

Time of First Successful Submission: 2024-06-24 22:52:36

Redirecting more output

Time of First Successful Submission: 2024-12-27 06:33:49

Appending output

Time of First Successful Submission: 2024-12-27 06:34:52

Redirecting errors

Time of First Successful Submission: 2025-12-21 03:29:14

Redirecting input

Time of First Successful Submission: 2025-12-21 03:30:46

Grepping stored results

Time of First Successful Submission: 2024-12-27 06:36:03

Grepping live output

Time of First Successful Submission: 2024-12-27 06:36:28

Grepping errors

Time of First Successful Submission: 2025-12-21 03:31:29

Filtering with grep -v

Time of First Successful Submission: 2025-12-21 03:32:11

Filtering with sed

Time of First Successful Submission: 2025-12-21 03:33:48

Duplicating piped data with tee

Time of First Successful Submission: 2025-12-21 03:38:36

Process substitution for input

Time of First Successful Submission: 2025-12-21 03:52:11

Writing to multiple programs

Time of First Successful Submission: 2025-12-21 21:45:26

Split-piping stderr and stdout

Time of First Successful Submission: 2025-12-21 21:49:15

Named pipes

Time of First Successful Submission: 2025-12-21 21:51:30

Printing Variables

Time of First Successful Submission: 2025-12-21 03:09:29

Setting Variables

Time of First Successful Submission: 2025-12-21 03:10:39

Multi-word Variables

Time of First Successful Submission: 2025-12-21 03:11:02

Exporting Variables

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

Printing Exported Variables

Time of First Successful Submission: 2025-12-21 03:13:09

Storing Command Output

Time of First Successful Submission: 2025-12-21 03:13:57

Reading Input

Time of First Successful Submission: 2025-12-21 03:18:58

Reading Files

Time of First Successful Submission: 2025-12-21 03:19:58

Translating characters

Time of First Successful Submission: 2025-12-21 21:53:14

Deleting characters

Time of First Successful Submission: 2025-12-21 21:53:45

Deleting newlines

Time of First Successful Submission: 2025-12-21 21:54:17

Extracting the first lines with head

Time of First Successful Submission: 2025-12-21 21:55:04

Extracting specific sections of text

Time of First Successful Submission: 2025-12-21 21:56:26

Sorting data

Time of First Successful Submission: 2025-12-21 21:57:20

Listing Processes

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

Killing Processes

Time of First Successful Submission: 2025-12-21 21:59:08

Interrupting Processes

Time of First Successful Submission: 2025-12-21 21:59:25

Killing Misbehaving Processes

Time of First Successful Submission: 2025-12-21 22:01:26

Suspending Processes

Time of First Successful Submission: 2025-12-21 22:01:49

Resuming Processes

Time of First Successful Submission: 2025-12-21 22:02:09

Backgrounding Processes

Time of First Successful Submission: 2025-12-22 19:27:30

Foregrounding Processes

Time of First Successful Submission: 2025-12-22 19:29:05

Starting Backgrounded Processes

Time of First Successful Submission: 2025-12-22 19:29:45

Process Exit Codes

Time of First Successful Submission: 2025-12-22 19:31:48

Becoming root with su

Time of First Successful Submission: 2025-12-22 19:33:36

Other users with su

Time of First Successful Submission: 2025-12-22 19:34:06

Cracking passwords

Time of First Successful Submission: 2025-12-22 19:36:37

Using sudo

Time of First Successful Submission: 2025-12-22 19:37:03

Changing File Ownership

Time of First Successful Submission: 2025-12-23 03:38:20

Groups and Files

Time of First Successful Submission: 2025-12-23 03:39:16

Fun With Groups Names

Time of First Successful Submission: 2025-12-23 03:39:59

Changing Permissions

Time of First Successful Submission: 2025-12-23 03:40:34

Executable Files

Time of First Successful Submission: 2025-12-23 03:41:08

Permission Tweaking Practice

Time of First Successful Submission: 2025-12-23 03:44:24

Permissions Setting Practice

Time of First Successful Submission: 2025-12-23 03:49:15

The SUID Bit

Time of First Successful Submission: 2025-12-23 03:50:00

Chaining with Semicolons

Time of First Successful Submission: 2025-08-19 23:50:14

Building on Success

Time of First Successful Submission: 2025-08-19 23:51:03

Handling Failure

Time of First Successful Submission: 2025-08-19 23:51:45

Your First Shell Script

Time of First Successful Submission: 2025-12-23 13:53:56

Redirecting Script Output

Time of First Successful Submission: 2025-12-23 13:54:35

Executable Shell Scripts

Time of First Successful Submission: 2025-12-23 13:55:41

Understanding Shebangs

Time of First Successful Submission: 2025-12-23 13:57:17

Scripting with Arguments

Time of First Successful Submission: 2025-12-23 13:58:55

Scripting with Conditionals

Time of First Successful Submission: 2025-12-23 14:01:17

Scripting with Default Cases

Time of First Successful Submission: 2025-12-23 17:58:13

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-12-23 18:04:38

Reading Shell Scripts

Time of First Successful Submission: 2025-12-23 18:05:22

Launching Screen

Time of First Successful Submission: 2025-12-21 04:10:41

Detaching and Attaching

Time of First Successful Submission: 2025-12-21 04:11:32

Finding Sessions

Time of First Successful Submission: 2025-12-21 04:12:36

Switching Windows

Time of First Successful Submission: 2025-12-21 04:14:56

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-12-21 04:15:35

Switching Windows (tmux)

Time of First Successful Submission: 2025-12-21 04:17:06

The PATH Variable

Time of First Successful Submission: 2024-12-11 21:50:55

Setting PATH

Time of First Successful Submission: 2024-12-11 21:52:54

Finding Commands

Time of First Successful Submission: 2025-12-23 18:06:18

Adding Commands

Time of First Successful Submission: 2024-12-11 21:57:31

Hijacking Commands

Time of First Successful Submission: 2024-12-11 22:00:56

Bashrc Backdoor

Time of First Successful Submission: 2025-12-23 18:11:32

Sniffing Input

Time of First Successful Submission: 2025-12-23 18:14:23

Overshared Directories

Time of First Successful Submission: 2025-12-23 18:17:05

Tricky Linking

Time of First Successful Submission: 2025-12-23 18:23:42

Sniffing Process Arguments

Time of First Successful Submission: 2025-12-23 18:24:32

Snooping on Configurations

Time of First Successful Submission: 2025-12-23 18:26:05

The Fork Bomb

Time of First Successful Submission: 2025-12-23 18:34:27

Disk-Space Doomsday

Time of First Successful Submission: 2025-12-23 18:36:29

rm -rf /

Time of First Successful Submission: 2025-12-23 18:39:49

Life after rm -rf /

Time of First Successful Submission: 2025-12-23 18:49:33

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-12-23 18:47:26


Computing 101

44 / 69 6710 / 19407


Your First Register

Time of First Successful Submission: 2026-01-17 19:38:02

Your First Syscall

Time of First Successful Submission: 2026-01-19 00:22:47

Tracing Syscalls

Time of First Successful Submission: 2025-12-25 14:28:02

Starting GDB

Time of First Successful Submission: 2025-12-26 05:12:33

Starting Programs in GDB

Time of First Successful Submission: 2026-01-02 06:56:15

set-register

Time of First Successful Submission: 2023-09-11 05:24:23

set-multiple-registers

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

add-to-register

Time of First Successful Submission: 2023-09-11 05:27:43

linear-equation-registers

Time of First Successful Submission: 2023-09-11 23:50:28

integer-division

Time of First Successful Submission: 2023-09-12 00:13:05

modulo-operation

Time of First Successful Submission: 2023-09-12 00:18:19

efficient-modulo

Time of First Successful Submission: 2023-09-12 01:43:50

byte-extraction

Time of First Successful Submission: 2023-09-12 02:14:40

bitwise-and

Time of First Successful Submission: 2023-09-12 02:23:17

check-even

Time of First Successful Submission: 2023-09-12 04:26:02

memory-increment

Time of First Successful Submission: 2023-09-12 04:40:19

memory-size-access

Time of First Successful Submission: 2023-09-12 04:54:46

little-endian-write

Time of First Successful Submission: 2023-09-13 04:50:49

memory-sum

Time of First Successful Submission: 2023-09-13 05:00:44

stack-subtraction

Time of First Successful Submission: 2023-09-13 05:05:08

swap-stack-values

Time of First Successful Submission: 2023-09-13 05:12:09

average-stack-values

Time of First Successful Submission: 2023-09-13 06:30:38

jump-trampoline

Time of First Successful Submission: 2023-09-14 01:19:49

conditional-jump

Time of First Successful Submission: 2023-09-15 02:41:21

indirect-jump

Time of First Successful Submission: 2023-09-15 05:37:20

Debugging Programs

Time of First Successful Submission: 2023-09-16 08:39:40

Inspecting Registers

Time of First Successful Submission: 2023-09-16 08:48:01

Examining Memory

Time of First Successful Submission: 2023-09-16 16:17:03

Setting Breakpoints

Time of First Successful Submission: 2023-09-16 19:28:09

GDB Scripting

Time of First Successful Submission: 2023-09-17 06:22:23

Modifying Data

Time of First Successful Submission: 2023-09-17 08:11:39

Modifying Execution

Time of First Successful Submission: 2023-09-17 08:13:02

Broken Functions

Time of First Successful Submission: 2023-09-17 18:51:39

Exit

Time of First Successful Submission: 2023-09-23 18:50:42

Socket

Time of First Successful Submission: 2023-09-24 00:05:20

Bind

Time of First Successful Submission: 2023-09-24 00:40:23

Listen

Time of First Successful Submission: 2023-09-24 01:48:08

Accept

Time of First Successful Submission: 2023-09-24 01:57:16

Static Response

Time of First Successful Submission: 2023-09-24 05:33:49

Dynamic Response

Time of First Successful Submission: 2023-09-24 20:45:04

Iterative GET Server

Time of First Successful Submission: 2023-09-24 21:37:38

Concurrent GET Server

Time of First Successful Submission: 2023-09-24 22:32:54

Concurrent POST Server

Time of First Successful Submission: 2023-09-25 04:52:42

Web Server

Time of First Successful Submission: 2023-09-25 06:19:23


Playing With Programs

88 / 116 1064 / 22237


What's the password?

Time of First Successful Submission: 2025-12-23 14:10:39

... and again!

Time of First Successful Submission: 2025-12-23 14:35:33

Newline Troubles

Time of First Successful Submission: 2025-12-23 14:36:35

Reasoning about files

Time of First Successful Submission: 2025-12-23 14:43:12

Specifying Filenames

Time of First Successful Submission: 2025-12-23 14:44:33

Binary and Hex Encoding

Time of First Successful Submission: 2025-12-23 16:58:44

More Hex

Time of First Successful Submission: 2025-12-23 16:59:34

Decoding Hex

Time of First Successful Submission: 2025-12-23 17:00:55

Decoding Practice

Time of First Successful Submission: 2025-12-23 17:07:04

Encoding Practice

Time of First Successful Submission: 2025-12-23 17:09:07

Decoding Base64

Time of First Successful Submission: 2023-09-28 05:49:17

HTTP (netcat)

Time of First Successful Submission: 2023-09-18 07:08:15

HTTP Paths (netcat)

Time of First Successful Submission: 2023-09-18 07:31:02

HTTP (curl)

Time of First Successful Submission: 2023-09-18 07:28:42

HTTP (python)

Time of First Successful Submission: 2023-09-19 01:00:19

HTTP Host Header (python)

Time of First Successful Submission: 2023-09-18 07:26:43

HTTP Host Header (curl)

Time of First Successful Submission: 2023-09-18 07:20:53

HTTP Host Header (netcat)

Time of First Successful Submission: 2023-09-18 07:24:04

URL Encoding (netcat)

Time of First Successful Submission: 2023-09-19 01:17:49

HTTP GET Parameters

Time of First Successful Submission: 2023-09-19 01:19:55

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2023-09-20 03:06:34

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2023-09-19 01:36:23

HTTP Forms (curl)

Time of First Successful Submission: 2023-09-20 03:12:47

HTTP Forms (netcat)

Time of First Successful Submission: 2023-09-22 06:20:05

HTTP Forms (python)

Time of First Successful Submission: 2023-09-22 06:49:20

Multiple Form Fields (curl)

Time of First Successful Submission: 2023-09-22 06:52:12

Multiple Form Fields (netcat)

Time of First Successful Submission: 2023-09-22 07:16:33

HTTP Redirects (netcat)

Time of First Successful Submission: 2023-09-22 22:20:58

HTTP Redirects (curl)

Time of First Successful Submission: 2023-09-22 22:15:27

HTTP Redirects (python)

Time of First Successful Submission: 2023-09-22 23:48:45

HTTP Cookies (curl)

Time of First Successful Submission: 2023-09-23 00:22:16

HTTP Cookies (netcat)

Time of First Successful Submission: 2023-09-23 01:26:25

HTTP Cookies (python)

Time of First Successful Submission: 2023-09-23 01:32:28

Server State (python)

Time of First Successful Submission: 2023-09-23 01:45:02

cat

Time of First Successful Submission: 2023-08-29 01:45:59

more

Time of First Successful Submission: 2023-08-29 01:47:34

less

Time of First Successful Submission: 2023-08-29 01:48:23

tail

Time of First Successful Submission: 2023-08-29 01:50:27

head

Time of First Successful Submission: 2023-08-29 01:50:32

sort

Time of First Successful Submission: 2023-08-29 01:51:21

vim

Time of First Successful Submission: 2023-08-29 01:52:04

emacs

Time of First Successful Submission: 2023-08-29 01:52:39

nano

Time of First Successful Submission: 2023-08-29 01:53:18

rev

Time of First Successful Submission: 2023-08-29 01:54:21

od

Time of First Successful Submission: 2023-08-29 01:59:17

hd

Time of First Successful Submission: 2023-08-29 02:00:27

xxd

Time of First Successful Submission: 2023-08-29 02:02:25

base32

Time of First Successful Submission: 2023-08-29 03:47:07

base64

Time of First Successful Submission: 2023-08-29 03:20:14

split

Time of First Successful Submission: 2023-08-29 03:32:14

gzip

Time of First Successful Submission: 2023-08-29 03:33:19

bzip2

Time of First Successful Submission: 2023-08-29 03:36:07

zip

Time of First Successful Submission: 2023-08-29 03:46:11

tar

Time of First Successful Submission: 2023-08-30 04:38:24

ar

Time of First Successful Submission: 2023-08-30 04:43:55

cpio

Time of First Successful Submission: 2023-09-05 02:44:52

genisoimage

Time of First Successful Submission: 2023-09-05 03:21:25

env

Time of First Successful Submission: 2023-08-30 05:32:51

find

Time of First Successful Submission: 2023-08-30 05:38:05

make

Time of First Successful Submission: 2023-09-05 03:40:05

nice

Time of First Successful Submission: 2023-08-30 05:46:47

timeout

Time of First Successful Submission: 2023-08-30 05:50:18

stdbuf

Time of First Successful Submission: 2023-08-30 05:52:27

setarch

Time of First Successful Submission: 2023-08-30 05:54:06

watch

Time of First Successful Submission: 2023-08-30 05:56:26

socat

Time of First Successful Submission: 2023-08-31 03:56:51

whiptail

Time of First Successful Submission: 2023-09-06 02:25:57

awk

Time of First Successful Submission: 2023-09-06 02:28:39

sed

Time of First Successful Submission: 2023-08-31 04:44:25

ed

Time of First Successful Submission: 2023-08-31 04:48:11

chown

Time of First Successful Submission: 2023-08-31 04:50:28

chmod

Time of First Successful Submission: 2023-08-31 04:57:38

cp

Time of First Successful Submission: 2023-08-31 05:14:48

mv

Time of First Successful Submission: 2023-08-31 05:57:22

perl

Time of First Successful Submission: 2023-08-31 06:44:59

python

Time of First Successful Submission: 2023-08-31 06:46:30

ruby

Time of First Successful Submission: 2023-08-31 06:49:02

bash

Time of First Successful Submission: 2023-09-06 02:36:26

date

Time of First Successful Submission: 2023-08-31 07:09:06

dmesg

Time of First Successful Submission: 2023-08-31 07:10:07

wc

Time of First Successful Submission: 2023-08-31 07:26:43

gcc

Time of First Successful Submission: 2023-09-06 03:06:23

as

Time of First Successful Submission: 2023-09-06 03:10:36

wget

Time of First Successful Submission: 2023-09-06 03:23:38

ssh-keygen

Time of First Successful Submission: 2023-09-06 04:29:46

SQL Queries

Time of First Successful Submission: 2025-12-30 00:27:52

Filtering SQL

Time of First Successful Submission: 2025-12-31 00:12:09

Choosing Columns

Time of First Successful Submission: 2026-01-01 08:11:49


CybHer Dojo

11 / 104 6825 / 38588


Using the Terminal

Time of First Successful Submission: 2025-12-27 05:13:34

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-08 15:05:42

Using the GUI Desktop

Time of First Successful Submission: 2026-01-09 23:17:38

Pasting into the Desktop

Time of First Successful Submission: 2026-01-10 07:09:28

Connecting over SSH

Time of First Successful Submission: 2026-01-11 08:01:55

Restarting Challenges

Time of First Successful Submission: 2026-01-12 05:45:17

Challenge Programs

Time of First Successful Submission: 2025-12-25 01:42:21

The Flag File

Time of First Successful Submission: 2026-01-13 12:52:22

Using Privileged Mode

Time of First Successful Submission: 2026-01-15 00:11:02

Persistent Home Directories - One

Time of First Successful Submission: 2026-01-15 16:53:52

Persistent Home Directories - Two

Time of First Successful Submission: 2026-01-16 05:50:23


DOS Dojo

4 / 9 39 / 40


cat.exe (type)

Time of First Successful Submission: 2026-01-04 18:16:28

ls.exe (dir)

Time of First Successful Submission: 2026-01-06 00:22:36

Changing Disks

Time of First Successful Submission: 2026-01-06 15:23:42

Reading Floppies

Time of First Successful Submission: 2026-01-07 15:19:05


GCA CTF

11 / 104 6825 / 38588


Using the Terminal

Time of First Successful Submission: 2025-12-27 05:13:34

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-08 15:05:42

Using the GUI Desktop

Time of First Successful Submission: 2026-01-09 23:17:38

Pasting into the Desktop

Time of First Successful Submission: 2026-01-10 07:09:28

Connecting over SSH

Time of First Successful Submission: 2026-01-11 08:01:55

Restarting Challenges

Time of First Successful Submission: 2026-01-12 05:45:17

Challenge Programs

Time of First Successful Submission: 2025-12-25 01:42:21

The Flag File

Time of First Successful Submission: 2026-01-13 12:52:22

Using Privileged Mode

Time of First Successful Submission: 2026-01-15 00:11:02

Persistent Home Directories - One

Time of First Successful Submission: 2026-01-15 16:53:52

Persistent Home Directories - Two

Time of First Successful Submission: 2026-01-16 05:50:23