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level1

Time of First Successful Submission: 2024-06-29 13:27:37

level2

Time of First Successful Submission: 2024-06-29 13:32:01

level3

Time of First Successful Submission: 2024-06-29 16:23:20

level4

Time of First Successful Submission: 2024-06-29 16:27:47

level5

Time of First Successful Submission: 2024-07-01 18:11:29

level6

Time of First Successful Submission: 2024-07-01 18:14:55

level7

Time of First Successful Submission: 2024-07-01 19:30:45

level8

Time of First Successful Submission: 2024-07-01 19:42:52

level9

Time of First Successful Submission: 2024-07-01 20:35:16

level10

Time of First Successful Submission: 2024-07-01 20:42:58

level11

Time of First Successful Submission: 2024-07-01 20:48:48

level12

Time of First Successful Submission: 2024-07-01 21:02:55

level13

Time of First Successful Submission: 2024-07-01 21:09:01

level14

Time of First Successful Submission: 2024-07-01 21:14:29

level15

Time of First Successful Submission: 2024-07-01 21:25:52

level16

Time of First Successful Submission: 2024-07-01 21:30:21

level17

Time of First Successful Submission: 2024-07-01 21:36:40

level18

Time of First Successful Submission: 2024-07-01 21:42:34

level19

Time of First Successful Submission: 2024-07-01 21:57:18

level20

Time of First Successful Submission: 2024-07-01 22:02:28

level21

Time of First Successful Submission: 2024-07-01 22:06:01

level22

Time of First Successful Submission: 2024-07-01 22:14:16

level23

Time of First Successful Submission: 2024-07-02 15:53:55

level24

Time of First Successful Submission: 2024-07-02 16:01:12

level25

Time of First Successful Submission: 2024-07-02 16:06:58

level26

Time of First Successful Submission: 2024-07-02 18:20:55

level27

Time of First Successful Submission: 2024-07-02 18:29:51

level28

Time of First Successful Submission: 2024-07-02 19:44:03

level29

Time of First Successful Submission: 2024-07-02 20:27:51

level30

Time of First Successful Submission: 2024-07-02 20:35:35

level31

Time of First Successful Submission: 2024-07-02 20:46:09

level32

Time of First Successful Submission: 2024-07-02 20:59:06

level33

Time of First Successful Submission: 2024-07-03 16:37:26

level34

Time of First Successful Submission: 2024-07-03 16:45:48

level35

Time of First Successful Submission: 2024-07-03 17:38:36

level36

Time of First Successful Submission: 2024-07-03 17:43:17

level37

Time of First Successful Submission: 2024-07-03 17:48:36

level38

Time of First Successful Submission: 2024-07-03 17:55:25

level39

Time of First Successful Submission: 2024-07-03 17:58:30

level40

Time of First Successful Submission: 2024-07-03 20:33:35

level41

Time of First Successful Submission: 2024-07-03 21:02:28

level42

Time of First Successful Submission: 2024-07-04 20:27:04

level43

Time of First Successful Submission: 2024-07-04 21:03:43

level44

Time of First Successful Submission: 2024-07-04 21:09:55

level45

Time of First Successful Submission: 2024-07-04 21:14:47

level46

Time of First Successful Submission: 2024-07-04 21:22:08

level47

Time of First Successful Submission: 2024-07-04 21:26:42

level48

Time of First Successful Submission: 2024-07-14 06:20:09

level49

Time of First Successful Submission: 2024-07-14 06:31:04

level50

Time of First Successful Submission: 2024-07-14 06:36:11

level51

Time of First Successful Submission: 2024-07-14 06:45:19

level52

Time of First Successful Submission: 2024-07-14 14:41:52

level53

Time of First Successful Submission: 2024-07-14 16:18:55

level54

Time of First Successful Submission: 2024-07-14 16:25:42

level55

Time of First Successful Submission: 2024-07-14 16:30:31

level56

Time of First Successful Submission: 2024-07-14 16:35:26

level57

Time of First Successful Submission: 2024-07-14 16:41:56

level58

Time of First Successful Submission: 2024-07-14 17:51:22

level59

Time of First Successful Submission: 2024-07-14 18:01:32

level60

Time of First Successful Submission: 2024-07-16 22:29:31

level61

Time of First Successful Submission: 2024-07-17 15:17:02

level62

Time of First Successful Submission: 2024-07-17 16:16:39

level63

Time of First Successful Submission: 2024-07-17 22:24:34

level64

Time of First Successful Submission: 2024-07-19 06:46:14

level65

Time of First Successful Submission: 2024-07-19 07:12:13

level66

Time of First Successful Submission: 2024-07-19 07:35:06

level67

Time of First Successful Submission: 2024-07-19 07:38:48

level68

Time of First Successful Submission: 2024-07-19 13:32:21

level70

Time of First Successful Submission: 2024-07-19 18:22:36

level71

Time of First Successful Submission: 2024-07-19 18:32:13

level72

Time of First Successful Submission: 2024-07-19 19:01:07

level73

Time of First Successful Submission: 2024-07-20 16:59:46

level74

Time of First Successful Submission: 2024-07-20 18:46:40

level76

Time of First Successful Submission: 2024-07-20 19:15:35

level77

Time of First Successful Submission: 2024-07-20 19:22:54

level78

Time of First Successful Submission: 2024-07-20 21:10:44

level79

Time of First Successful Submission: 2024-07-20 21:28:04

level80

Time of First Successful Submission: 2024-07-21 06:57:59

level82

Time of First Successful Submission: 2024-07-21 12:07:29

level83

Time of First Successful Submission: 2024-07-21 12:22:36

level84

Time of First Successful Submission: 2024-07-21 13:09:10

level85

Time of First Successful Submission: 2024-07-21 13:14:16

level86

Time of First Successful Submission: 2024-07-21 13:23:10

level87

Time of First Successful Submission: 2024-07-22 11:28:34

level88

Time of First Successful Submission: 2024-07-22 11:40:59

level89

Time of First Successful Submission: 2024-07-22 11:50:02

level90

Time of First Successful Submission: 2024-07-22 12:06:55

level91

Time of First Successful Submission: 2024-07-22 12:11:33

level92

Time of First Successful Submission: 2024-07-22 12:33:04

level93

Time of First Successful Submission: 2024-07-26 08:55:17

level94

Time of First Successful Submission: 2024-07-23 14:14:18

level95

Time of First Successful Submission: 2024-07-23 14:21:40

level96

Time of First Successful Submission: 2024-07-23 14:25:51

level97

Time of First Successful Submission: 2024-07-23 14:56:06

level98

Time of First Successful Submission: 2024-07-23 15:08:43

level99

Time of First Successful Submission: 2024-07-25 08:51:15

level100

Time of First Successful Submission: 2024-07-26 10:02:03

level101

Time of First Successful Submission: 2024-07-23 18:22:18

level102

Time of First Successful Submission: 2024-07-23 18:32:37

level103

Time of First Successful Submission: 2024-07-26 11:00:16

level104

Time of First Successful Submission: 2024-07-26 11:04:59

level105

Time of First Successful Submission: 2024-07-26 11:20:28

level106

Time of First Successful Submission: 2024-07-26 11:26:09

level107

Time of First Successful Submission: 2024-07-28 07:40:24

level108

Time of First Successful Submission: 2024-07-28 07:58:55

level109

Time of First Successful Submission: 2024-07-28 09:11:03

level110

Time of First Successful Submission: 2024-07-28 09:24:42

level111

Time of First Successful Submission: 2024-07-28 09:38:19

level112

Time of First Successful Submission: 2024-07-28 09:51:20

level113

Time of First Successful Submission: 2024-08-05 09:28:01

level114

Time of First Successful Submission: 2024-07-28 18:20:04

level115

Time of First Successful Submission: 2024-07-28 18:35:25

level116

Time of First Successful Submission: 2024-07-29 17:03:38

level117

Time of First Successful Submission: 2024-07-29 16:41:15

level118

Time of First Successful Submission: 2024-07-29 19:53:35

level119

Time of First Successful Submission: 2024-08-05 11:07:15

level120

Time of First Successful Submission: 2024-08-05 12:00:26

level121

Time of First Successful Submission: 2024-08-05 12:09:39

level122

Time of First Successful Submission: 2024-08-05 12:14:52

level123

Time of First Successful Submission: 2024-08-18 12:55:10

level124

Time of First Successful Submission: 2024-08-18 14:11:07

level125

Time of First Successful Submission: 2024-08-07 12:22:12

level126

Time of First Successful Submission: 2024-08-07 14:32:34

level127

Time of First Successful Submission: 2024-08-18 17:35:02

level128

Time of First Successful Submission: 2024-08-18 17:49:02

level129

Time of First Successful Submission: 2024-08-19 16:20:05

level130

Time of First Successful Submission: 2024-08-19 18:58:40

level131

Time of First Successful Submission: 2024-08-19 19:02:49

level132

Time of First Successful Submission: 2024-08-19 20:03:47

level133

Time of First Successful Submission: 2024-08-19 20:15:01

level134

Time of First Successful Submission: 2024-08-27 22:08:28

level135

Time of First Successful Submission: 2024-08-29 21:34:35

level136

Time of First Successful Submission: 2024-08-29 21:41:23

level137

Time of First Successful Submission: 2024-08-30 19:30:51

level138

Time of First Successful Submission: 2024-08-30 19:45:25

level139

Time of First Successful Submission: 2024-09-01 13:07:35

level140

Time of First Successful Submission: 2024-09-04 18:27:56

level141

Time of First Successful Submission: 2024-09-04 23:07:05

level142

Time of First Successful Submission: 2024-09-06 16:37:57

HTTP (curl)

Time of First Successful Submission: 2024-06-13 21:22:43

HTTP (python)

Time of First Successful Submission: 2024-06-13 21:51:48

URL Encoding (curl)

Time of First Successful Submission: 2024-06-14 13:41:21

URL Encoding (python)

Time of First Successful Submission: 2024-06-14 13:44:26

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2024-06-14 15:16:00

HTTP GET Parameters (python)

Time of First Successful Submission: 2024-06-14 15:18:06

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2024-06-14 15:32:37

Multiple Form Fields (python)

Time of First Successful Submission: 2024-06-14 16:20:15

HTTP JSON (curl)

Time of First Successful Submission: 2024-06-14 16:26:10

HTTP JSON (netcat)

Time of First Successful Submission: 2024-06-14 16:40:18

HTTP JSON (python)

Time of First Successful Submission: 2024-06-14 16:45:39

Complex HTTP JSON (curl)

Time of First Successful Submission: 2024-06-14 17:10:48

Complex HTTP JSON (netcat)

Time of First Successful Submission: 2024-06-14 21:28:29

Complex HTTP JSON (python)

Time of First Successful Submission: 2024-06-14 21:32:22

Server State (curl)

Time of First Successful Submission: 2024-06-14 22:34:32

Server State (netcat)

Time of First Successful Submission: 2024-06-14 22:30:06

Silenced Shellcode

Time of First Successful Submission: 2025-02-12 22:48:14

Shellcode Shuffle

Time of First Successful Submission: 2025-02-13 22:21:40

Shellcode Shuffle II

Time of First Successful Submission: 2025-02-13 22:28:51

Mmap Mirage (Easy)

Time of First Successful Submission: 2025-06-12 16:36:12

Mmap Mirage (Hard)

Time of First Successful Submission: 2025-06-12 20:02:35

Twisted Text (Easy)

Time of First Successful Submission: 2025-02-22 13:58:23

Twisted Text (Hard)

Time of First Successful Submission: 2025-02-22 14:55:04

Tidy Task (Easy)

Time of First Successful Submission: 2025-02-22 20:19:43

Tidy Task (Hard)

Time of First Successful Submission: 2025-02-22 20:26:35

Logical License (Easy)

Time of First Successful Submission: 2025-02-22 20:31:48

Logical License (Hard)

Time of First Successful Submission: 2025-02-23 12:08:43

Modest Mangler (Easy)

Time of First Successful Submission: 2025-03-01 15:56:54

Modest Mangler (Hard)

Time of First Successful Submission: 2025-03-02 08:09:25

This is Yancode (Easy)

Time of First Successful Submission: 2025-03-09 13:46:59

This is Yancode (Hard)

Time of First Successful Submission: 2025-03-09 13:53:33

Powered by Yancode (Easy)

Time of First Successful Submission: 2025-03-16 12:04:28

Powered by Yancode (Hard)

Time of First Successful Submission: 2025-03-16 12:11:54

Yancode Inside (Easy)

Time of First Successful Submission: 2025-03-21 14:54:57

Yancode Inside (Hard)

Time of First Successful Submission: 2025-03-21 15:06:36


Cryptographic Exploitation

3 / 39 297 / 402


Language Barrier

Time of First Successful Submission: 2025-01-23 23:41:12

Baby Steps

Time of First Successful Submission: 2025-01-23 23:44:22

Roman Cryptography

Time of First Successful Submission: 2025-01-23 23:48:52


Intro to Programming Languages

15 / 234 2833 / 29384


Commands

Time of First Successful Submission: 2024-08-07 16:43:10

Command Arguments

Time of First Successful Submission: 2024-08-07 16:44:11

Command History

Time of First Successful Submission: 2025-08-22 13:37:18

The Root Path

Time of First Successful Submission: 2024-06-16 16:48:25

Absolute Paths

Time of First Successful Submission: 2024-06-16 16:49:49

Changing position

Time of First Successful Submission: 2024-06-16 16:51:28

Changing to an Absolute Path

Time of First Successful Submission: 2024-06-16 16:53:05

Relative Paths

Time of First Successful Submission: 2024-06-16 17:04:30

Cat

Time of First Successful Submission: 2024-06-16 17:14:41

Ls

Time of First Successful Submission: 2024-06-16 18:15:42

Ls All

Time of First Successful Submission: 2024-06-16 18:21:30

Find

Time of First Successful Submission: 2024-06-16 18:38:42

Piping Echo

Time of First Successful Submission: 2024-06-17 21:43:25

Piping Stdout

Time of First Successful Submission: 2024-06-17 21:46:34

Piping Stdin

Time of First Successful Submission: 2024-06-17 21:57:15


Intro to Cybersecurity

140 / 183 722 / 18818


Path Traversal 1

Time of First Successful Submission: 2024-09-18 10:20:08

Path Traversal 2

Time of First Successful Submission: 2024-09-18 10:51:52

CMDi 1

Time of First Successful Submission: 2024-09-18 15:43:50

CMDi 2

Time of First Successful Submission: 2024-09-18 15:50:55

CMDi 3

Time of First Successful Submission: 2024-09-18 16:02:13

CMDi 4

Time of First Successful Submission: 2024-09-18 16:08:17

CMDi 5

Time of First Successful Submission: 2024-09-18 16:19:22

CMDi 6

Time of First Successful Submission: 2024-09-19 18:21:18

Authentication Bypass 1

Time of First Successful Submission: 2024-09-19 19:36:25

Authentication Bypass 2

Time of First Successful Submission: 2024-09-20 16:34:31

SQLi 1

Time of First Successful Submission: 2024-09-21 15:12:59

SQLi 2

Time of First Successful Submission: 2024-09-21 15:22:55

SQLi 3

Time of First Successful Submission: 2024-09-21 16:22:07

SQLi 4

Time of First Successful Submission: 2024-09-21 18:21:54

SQLi 5

Time of First Successful Submission: 2024-09-22 15:59:17

XSS 1

Time of First Successful Submission: 2024-09-22 17:44:04

XSS 2

Time of First Successful Submission: 2024-09-22 17:50:58

XSS 3

Time of First Successful Submission: 2024-09-22 18:24:08

XSS 4

Time of First Successful Submission: 2024-09-22 19:35:51

XSS 5

Time of First Successful Submission: 2024-09-25 16:11:18

XSS 6

Time of First Successful Submission: 2024-09-25 18:12:04

XSS 7

Time of First Successful Submission: 2024-09-26 20:32:44

CSRF 1

Time of First Successful Submission: 2024-09-27 21:12:30

CSRF 2

Time of First Successful Submission: 2024-09-28 06:28:49

CSRF 3

Time of First Successful Submission: 2024-09-29 13:41:14

CSRF 4

Time of First Successful Submission: 2024-10-04 20:06:15

CSRF 5

Time of First Successful Submission: 2024-10-13 12:01:04

Connect

Time of First Successful Submission: 2024-10-13 16:58:18

Listen

Time of First Successful Submission: 2024-10-13 16:59:53

Scan 1

Time of First Successful Submission: 2024-10-13 17:33:14

Scan 2

Time of First Successful Submission: 2024-10-13 18:49:36

Monitor 1

Time of First Successful Submission: 2024-10-13 19:31:37

Monitor 2

Time of First Successful Submission: 2024-10-13 22:18:59

Network Configuration

Time of First Successful Submission: 2024-10-14 12:47:48

Ethernet

Time of First Successful Submission: 2024-10-16 21:26:35

IP

Time of First Successful Submission: 2024-10-17 08:34:30

TCP

Time of First Successful Submission: 2024-10-17 08:44:36

TCP Handshake

Time of First Successful Submission: 2024-10-17 09:03:15

ARP

Time of First Successful Submission: 2024-10-17 09:15:28

Intercept

Time of First Successful Submission: 2024-10-18 08:54:29

Man-in-the-Middle

Time of First Successful Submission: 2024-10-18 21:17:57

XOR

Time of First Successful Submission: 2024-10-04 21:29:06

XORing Hex

Time of First Successful Submission: 2024-10-04 21:34:10

XORing ASCII

Time of First Successful Submission: 2024-10-20 15:46:35

XORing ASCII Strings

Time of First Successful Submission: 2024-10-20 16:04:17

One-time Pad

Time of First Successful Submission: 2024-10-21 08:58:54

Many-time Pad

Time of First Successful Submission: 2024-10-21 21:54:19

AES

Time of First Successful Submission: 2024-10-23 05:58:19

AES-ECB-CPA

Time of First Successful Submission: 2024-10-27 20:23:46

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2024-10-29 21:54:25

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2024-10-30 21:15:05

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2024-11-01 22:39:12

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2024-11-02 13:30:45

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2024-11-08 19:01:05

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2024-11-10 19:33:05

AES-CBC

Time of First Successful Submission: 2024-11-10 20:45:59

AES-CBC Tampering

Time of First Successful Submission: 2024-11-14 21:30:22

AES-CBC Resizing

Time of First Successful Submission: 2024-11-14 21:48:38

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2024-11-24 08:25:02

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2024-11-30 13:03:46

DHKE

Time of First Successful Submission: 2024-12-01 13:35:55

DHKE-to-AES

Time of First Successful Submission: 2024-12-01 18:38:32

RSA 1

Time of First Successful Submission: 2024-12-05 21:21:11

RSA 2

Time of First Successful Submission: 2024-12-05 21:46:30

RSA 3

Time of First Successful Submission: 2024-12-08 13:31:40

RSA 4

Time of First Successful Submission: 2024-12-17 20:54:39

RSA Signatures

Time of First Successful Submission: 2024-12-06 22:54:25

SHA 1

Time of First Successful Submission: 2024-12-07 19:35:56

SHA 2

Time of First Successful Submission: 2024-12-07 23:36:06

TLS 1

Time of First Successful Submission: 2024-12-18 17:01:47

TLS 2

Time of First Successful Submission: 2024-12-22 22:04:08

level1

Time of First Successful Submission: 2024-12-22 22:36:35

level2

Time of First Successful Submission: 2024-12-22 22:45:56

level3

Time of First Successful Submission: 2024-12-22 22:46:11

level4

Time of First Successful Submission: 2024-12-22 22:45:25

level5

Time of First Successful Submission: 2024-12-22 23:05:39

level6

Time of First Successful Submission: 2024-12-22 23:12:15

level7

Time of First Successful Submission: 2024-12-22 23:15:31

level8

Time of First Successful Submission: 2024-12-22 23:19:20

level9

Time of First Successful Submission: 2024-12-22 23:23:57

level10

Time of First Successful Submission: 2024-12-22 23:29:41

level11

Time of First Successful Submission: 2024-12-23 17:36:20

level12

Time of First Successful Submission: 2024-12-23 17:45:05

level13

Time of First Successful Submission: 2024-12-23 18:39:50

level14

Time of First Successful Submission: 2024-12-23 18:43:20

level15

Time of First Successful Submission: 2024-12-23 20:41:55

level16

Time of First Successful Submission: 2024-12-23 20:44:43

level17

Time of First Successful Submission: 2024-12-23 22:46:10

level18

Time of First Successful Submission: 2024-12-23 22:47:28

level19

Time of First Successful Submission: 2024-12-23 23:30:47

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2024-12-24 14:03:34

Reading Endianness (x86)

Time of First Successful Submission: 2024-12-24 22:29:27

Version Information (x86)

Time of First Successful Submission: 2024-12-25 17:08:47

Metadata and Data (x86)

Time of First Successful Submission: 2024-12-25 20:06:59

Input Restrictions (x86)

Time of First Successful Submission: 2024-12-25 20:20:00

Behold the cIMG! (x86)

Time of First Successful Submission: 2024-12-25 23:56:19

A Basic cIMG (x86)

Time of First Successful Submission: 2024-12-27 12:55:23

Internal State (x86)

Time of First Successful Submission: 2025-01-01 10:37:38

File Formats: Directives (x86)

Time of First Successful Submission: 2025-01-02 11:38:09

The Patch Directive

Time of First Successful Submission: 2025-01-03 17:34:18

Optimizing for Space

Time of First Successful Submission: 2025-01-03 17:37:17

Tweaking Images

Time of First Successful Submission: 2025-01-03 22:04:00

Storage and Retrieval

Time of First Successful Submission: 2025-01-05 19:13:01

Extracting Knowledge

Time of First Successful Submission: 2025-01-05 21:32:14

Advanced Sprites

Time of First Successful Submission: 2025-01-10 14:36:34

Accessing Resources

Time of First Successful Submission: 2025-01-11 13:33:29

Unsafe Animations

Time of First Successful Submission: 2025-01-11 16:37:39

Animations

Time of First Successful Submission: 2025-01-13 16:26:14

Interoperability: Patching Data

Time of First Successful Submission: 2025-01-13 21:12:50

Patching Code

Time of First Successful Submission: 2025-01-13 22:26:56

Patching Control Flow

Time of First Successful Submission: 2025-01-14 15:27:20

Your First Overflow (easy)

Time of First Successful Submission: 2025-01-14 21:10:32

Your First Overflow (hard)

Time of First Successful Submission: 2025-01-14 21:13:25

Precision (easy)

Time of First Successful Submission: 2025-01-14 21:19:51

Precision (hard)

Time of First Successful Submission: 2025-01-14 22:22:40

Variable Control (easy)

Time of First Successful Submission: 2025-01-15 16:45:00

Variable Control (hard)

Time of First Successful Submission: 2025-01-15 17:01:56

Control Hijack (easy)

Time of First Successful Submission: 2025-01-15 17:25:25

Control Hijack (hard)

Time of First Successful Submission: 2025-01-15 19:29:32

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-01-15 20:08:02

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-01-15 20:54:14

PIEs (easy)

Time of First Successful Submission: 2025-01-17 16:14:03

PIEs (hard)

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

String Lengths (easy)

Time of First Successful Submission: 2025-01-19 11:26:48

String Lengths (hard)

Time of First Successful Submission: 2025-01-19 12:35:15

Basic Shellcode

Time of First Successful Submission: 2025-01-19 22:30:28

NOP Sleds

Time of First Successful Submission: 2025-01-20 16:21:54

NULL-Free Shellcode

Time of First Successful Submission: 2025-01-20 21:22:19

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-01-20 21:47:41

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2025-01-20 22:08:07

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-01-20 22:44:37

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-01-21 16:39:10

ECB-to-Win (easy)

Time of First Successful Submission: 2025-01-23 21:42:21

ECB-to-Win (hard)

Time of First Successful Submission: 2025-01-23 21:51:30

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2025-01-23 23:28:33

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2025-01-24 17:08:57

CIMG Screenshots

Time of First Successful Submission: 2025-01-31 22:39:56

CIMG Screenshots 2

Time of First Successful Submission: 2025-02-02 23:03:17

Wily Webserver

Time of First Successful Submission: 2025-02-05 22:38:33

The Watering Hole

Time of First Successful Submission: 2025-02-11 21:01:17


Program Security

131 / 162 423 / 9176


ello ackers!

Time of First Successful Submission: 2025-02-11 22:52:14

Syscall Smuggler

Time of First Successful Submission: 2025-02-12 17:49:40

Syscall Shenanigans

Time of First Successful Submission: 2025-02-12 21:37:19

Byte Budget

Time of First Successful Submission: 2025-02-13 21:42:57

ClobberCode

Time of First Successful Submission: 2025-02-13 22:15:05

Diverse Delivery

Time of First Successful Submission: 2025-02-13 23:08:53

Pocket Payload

Time of First Successful Submission: 2025-02-18 23:01:48

Micro Menace

Time of First Successful Submission: 2025-02-21 21:56:29

Login Leakage (Easy)

Time of First Successful Submission: 2025-08-31 06:09:54

Login Leakage (Hard)

Time of First Successful Submission: 2025-08-31 06:17:00

Bounds Breaker (Easy)

Time of First Successful Submission: 2025-06-06 13:49:58

Bounds Breaker (Hard)

Time of First Successful Submission: 2025-06-06 14:26:35

Casting Catastrophe (Easy)

Time of First Successful Submission: 2025-06-08 14:20:55

Casting Catastrophe (Hard)

Time of First Successful Submission: 2025-06-08 14:26:24

Pointer Problems (Easy)

Time of First Successful Submission: 2025-08-31 08:43:48

Pointer Problems (Hard)

Time of First Successful Submission: 2025-08-31 11:57:00

Anomalous Array (Easy)

Time of First Successful Submission: 2025-08-31 21:25:08

Anomalous Array (Hard)

Time of First Successful Submission: 2025-08-31 21:57:26

Now you got it (Easy)

Time of First Successful Submission: 2025-09-11 20:48:42

Now you got it (Hard)

Time of First Successful Submission: 2025-09-11 21:17:17

Loop Lunacy (Easy)

Time of First Successful Submission: 2025-06-09 09:07:08

Loop Lunacy (Hard)

Time of First Successful Submission: 2025-06-09 20:49:37

Nosy Neighbor (Easy)

Time of First Successful Submission: 2025-06-12 04:52:40

Nosy Neighbor (Hard)

Time of First Successful Submission: 2025-06-12 04:58:28

Recursive Ruin (Easy)

Time of First Successful Submission: 2025-06-13 15:47:09

Recursive Ruin (Hard)

Time of First Successful Submission: 2025-06-14 11:40:26

Lingering Leftover (Easy)

Time of First Successful Submission: 2025-06-14 11:56:22

Lingering Leftover (Hard)

Time of First Successful Submission: 2025-06-14 12:26:31

Latent Leak (Easy)

Time of First Successful Submission: 2025-06-14 13:10:51

Latent Leak (Hard)

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

Fork Foolery (Easy)

Time of First Successful Submission: 2025-06-14 19:08:17

Fork Foolery (Hard)

Time of First Successful Submission: 2025-06-14 19:15:51

Canary Conundrum (Easy)

Time of First Successful Submission: 2025-09-13 06:48:52

Terrible Token (Easy)

Time of First Successful Submission: 2025-02-21 22:09:45

Terrible Token (Hard)

Time of First Successful Submission: 2025-02-21 22:13:22

Tangled Ticket (Easy)

Time of First Successful Submission: 2025-02-21 22:36:38

Tangled Ticket (Hard)

Time of First Successful Submission: 2025-02-22 13:52:19

Meager Mangler (Easy)

Time of First Successful Submission: 2025-02-23 12:52:55

Meager Mangler (Hard)

Time of First Successful Submission: 2025-02-26 16:59:31

Monstrous Mangler (Easy)

Time of First Successful Submission: 2025-03-02 08:30:00

Monstrous Mangler (Hard)

Time of First Successful Submission: 2025-03-02 10:16:19

Patched Up (Easy)

Time of First Successful Submission: 2025-03-09 11:38:41

Patched Up (Hard)

Time of First Successful Submission: 2025-03-09 11:54:15

Puzzle Patch (Easy)

Time of First Successful Submission: 2025-03-09 11:58:35

Puzzle Patch (Hard)

Time of First Successful Submission: 2025-03-09 12:01:58

Patch Perfect (Easy)

Time of First Successful Submission: 2025-03-09 12:15:51

Patch Perfect (Hard)

Time of First Successful Submission: 2025-03-09 12:33:06

Trust the Yancode (Easy)

Time of First Successful Submission: 2025-03-21 19:25:41

Trust the Yancode (Hard)

Time of First Successful Submission: 2025-03-21 19:44:53

Know the Yancode (Easy)

Time of First Successful Submission: 2025-03-23 13:41:19

Know the Yancode (Hard)

Time of First Successful Submission: 2025-03-23 18:05:19

Master the Yancode (Easy)

Time of First Successful Submission: 2025-03-26 21:25:25

Master the Yancode (Hard)

Time of First Successful Submission: 2025-03-26 22:12:51

Transcend the Yancode (Easy)

Time of First Successful Submission: 2025-03-29 13:19:33

Transcend the Yancode (Hard)

Time of First Successful Submission: 2025-03-29 15:46:24

The Yanalyzer (Easy)

Time of First Successful Submission: 2025-03-30 12:10:49

The Yanalyzer (Hard)

Time of First Successful Submission: 2025-08-15 09:47:24

The Yangler (Easy)

Time of First Successful Submission: 2025-08-16 23:18:17

The Yangler (Hard)

Time of First Successful Submission: 2025-08-24 20:49:05

Yancraft (Easy)

Time of First Successful Submission: 2025-08-25 21:30:31

Yancraft (Hard)

Time of First Successful Submission: 2025-08-26 17:41:09

Yansanity (Easy)

Time of First Successful Submission: 2025-08-28 17:45:11

Yansanity (Hard)

Time of First Successful Submission: 2025-08-30 17:55:21

Loose Link (Easy)

Time of First Successful Submission: 2025-06-15 08:51:03

Loose Link (Hard)

Time of First Successful Submission: 2025-06-15 09:08:26

Call Chain (Easy)

Time of First Successful Submission: 2025-06-15 09:25:51

Call Chain (Hard)

Time of First Successful Submission: 2025-06-15 09:29:15

Chain of Command (Easy)

Time of First Successful Submission: 2025-06-15 13:32:01

Chain of Command (Hard)

Time of First Successful Submission: 2025-06-15 13:45:34

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2025-06-16 17:26:33

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2025-06-16 17:35:33

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2025-06-17 21:22:05

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-06-17 21:34:17

Indirect Invocation (Easy)

Time of First Successful Submission: 2025-06-25 16:17:42

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-06-25 16:30:31

Leaky Libc (Easy)

Time of First Successful Submission: 2025-06-27 19:41:02

Leaky Libc (Hard)

Time of First Successful Submission: 2025-06-27 20:06:35

Putsception (Easy)

Time of First Successful Submission: 2025-06-29 20:38:53

Putsception (Hard)

Time of First Successful Submission: 2025-06-29 20:59:28

Pivotal Prelude (Easy)

Time of First Successful Submission: 2025-07-01 15:22:52

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-07-01 16:15:27

Pivotal Pointer (Easy)

Time of First Successful Submission: 2025-07-05 23:20:50

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-07-06 08:55:30

Pivotal Payload (Easy)

Time of First Successful Submission: 2025-07-06 09:19:07

Pivotal Payload (Hard)

Time of First Successful Submission: 2025-07-06 09:26:00

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-07-08 14:29:36

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-07-08 15:03:12

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-07-14 20:38:05

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-07-14 20:44:34

ROP Roulette (Easy)

Time of First Successful Submission: 2025-07-20 01:51:27

ROP Roulette (Hard)

Time of First Successful Submission: 2025-07-20 02:48:49

Libc Lottery (Easy)

Time of First Successful Submission: 2025-07-22 21:03:21

Libc Lottery (Hard)

Time of First Successful Submission: 2025-07-22 21:10:22

Freebie (Easy)

Time of First Successful Submission: 2025-09-22 17:39:27

Freebie (Hard)

Time of First Successful Submission: 2025-09-22 18:56:27

Freebin Feint (Easy)

Time of First Successful Submission: 2025-09-22 19:00:58

Freebin Feint (Hard)

Time of First Successful Submission: 2025-09-25 15:15:35

Free Flag Fumble (Easy)

Time of First Successful Submission: 2025-09-25 19:32:46

Free Flag Fumble (Hard)

Time of First Successful Submission: 2025-09-25 19:41:37

Fickle Free (Easy)

Time of First Successful Submission: 2025-10-14 16:22:09

Fickle Free (Hard)

Time of First Successful Submission: 2025-10-15 16:49:56

Malloc Mirage (Easy)

Time of First Successful Submission: 2025-10-17 13:05:23

Malloc Mirage (Hard)

Time of First Successful Submission: 2025-10-17 13:15:10

Seeking Secrets (Easy)

Time of First Successful Submission: 2025-10-17 17:28:26

Seeking Secrets (Hard)

Time of First Successful Submission: 2025-10-17 19:18:40

Seeking Substantial Secrets (Easy)

Time of First Successful Submission: 2025-10-17 20:51:16

Seeking Substantial Secrets (Hard)

Time of First Successful Submission: 2025-10-17 20:58:48

Seeking Spanless Secrets (Easy)

Time of First Successful Submission: 2025-10-18 11:44:46

Seeking Spanless Secrets (Hard)

Time of First Successful Submission: 2025-10-18 12:07:36

Seeking Smuggled Secrets (Easy)

Time of First Successful Submission: 2025-10-22 13:21:56

Seeking Smuggled Secrets (Hard)

Time of First Successful Submission: 2026-01-01 12:47:34

Sus Sequence (Easy)

Time of First Successful Submission: 2025-12-07 09:02:00

Sus Sequence (Hard)

Time of First Successful Submission: 2025-12-07 09:13:01

Echo Emanations (Easy)

Time of First Successful Submission: 2025-12-22 19:23:13

Echo Emanations (Hard)

Time of First Successful Submission: 2025-12-22 19:42:06

Stack Spoofing (Easy)

Time of First Successful Submission: 2025-12-23 14:05:48

Stack Spoofing (Hard)

Time of First Successful Submission: 2025-12-23 14:16:52

Stack Summoning (Easy)

Time of First Successful Submission: 2025-12-25 17:43:42

Stack Summoning (Hard)

Time of First Successful Submission: 2025-12-25 17:52:01

Enterprising Echo (Easy)

Time of First Successful Submission: 2025-12-25 18:15:44

Enterprising Echo (Hard)

Time of First Successful Submission: 2025-12-26 07:52:37

Ephemeral Echo (Easy)

Time of First Successful Submission: 2025-12-26 14:29:14

Ephemeral Echo (Hard)

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

Seeking Safe Secrets (Easy)

Time of First Successful Submission: 2026-01-05 14:36:23

Seeking Safe Secrets (Hard)

Time of First Successful Submission: 2026-01-05 14:45:07

Sus Sequence Safety (Easy)

Time of First Successful Submission: 2026-01-18 10:45:59

Sus Sequence Safety (Hard)

Time of First Successful Submission: 2026-01-19 08:53:43

Safely Stack Summoning (Easy)

Time of First Successful Submission: 2026-01-19 09:00:53

Safely Stack Summoning (Hard)

Time of First Successful Submission: 2026-01-19 09:31:46

Overlapping Odyssey (Easy)

Time of First Successful Submission: 2026-01-22 17:53:00

Overlapping Odyssey (Hard)

Time of First Successful Submission: 2026-01-22 22:03:55


Start Here

11 / 12 2333 / 39860


Using the Terminal

Time of First Successful Submission: 2025-08-22 13:57:13

Using the VSCode Workspace

Time of First Successful Submission: 2024-06-13 15:46:46

Using the GUI Desktop

Time of First Successful Submission: 2024-06-13 15:49:54

Pasting into the Desktop

Time of First Successful Submission: 2024-06-13 15:53:02

Restarting Challenges

Time of First Successful Submission: 2024-07-16 22:32:59

Challenge Programs

Time of First Successful Submission: 2024-06-13 16:00:37

The Flag File

Time of First Successful Submission: 2024-06-13 16:05:04

Using Privileged Mode

Time of First Successful Submission: 2024-06-13 16:09:13

Persistent Home Directories - One

Time of First Successful Submission: 2024-06-13 16:19:04

Persistent Home Directories - Two

Time of First Successful Submission: 2024-06-13 16:21:31


Linux Luminarium

100 / 128 5325 / 29738


Intro to Commands

Time of First Successful Submission: 2024-08-07 16:43:10

Intro to Arguments

Time of First Successful Submission: 2024-08-07 16:44:11

Command History

Time of First Successful Submission: 2025-08-22 13:37:18

The Root

Time of First Successful Submission: 2024-06-16 16:48:25

Program and absolute paths

Time of First Successful Submission: 2024-06-16 16:49:49

Position thy self

Time of First Successful Submission: 2024-06-16 16:51:28

Position elsewhere

Time of First Successful Submission: 2024-06-16 16:53:05

implicit relative paths, from /

Time of First Successful Submission: 2024-06-16 17:04:30

explicit relative paths, from /

Time of First Successful Submission: 2024-06-16 17:06:11

implicit relative path

Time of First Successful Submission: 2024-06-16 17:07:53

home sweet home

Time of First Successful Submission: 2024-06-16 17:12:57

cat: not the pet, but the command!

Time of First Successful Submission: 2024-06-16 17:14:41

catting absolute paths

Time of First Successful Submission: 2024-06-16 17:16:26

more catting practice

Time of First Successful Submission: 2024-06-16 18:10:57

grepping for a needle in a haystack

Time of First Successful Submission: 2024-06-16 18:13:37

comparing files

Time of First Successful Submission: 2025-08-22 13:39:07

listing files

Time of First Successful Submission: 2024-06-16 18:15:42

touching files

Time of First Successful Submission: 2024-06-16 18:18:09

removing files

Time of First Successful Submission: 2024-06-16 18:19:48

moving files

Time of First Successful Submission: 2025-08-22 13:44:18

hidden files

Time of First Successful Submission: 2024-06-16 18:21:30

An Epic Filesystem Quest

Time of First Successful Submission: 2024-06-16 18:32:02

making directories

Time of First Successful Submission: 2024-06-16 18:34:18

finding files

Time of First Successful Submission: 2024-06-16 18:38:42

linking files

Time of First Successful Submission: 2024-08-07 16:47:46

Learning From Documentation

Time of First Successful Submission: 2024-06-16 18:42:08

Learning Complex Usage

Time of First Successful Submission: 2024-06-16 19:58:35

Reading Manuals

Time of First Successful Submission: 2024-06-16 20:03:29

Searching Manuals

Time of First Successful Submission: 2024-06-16 20:06:41

Searching For Manuals

Time of First Successful Submission: 2024-06-17 20:29:12

Helpful Programs

Time of First Successful Submission: 2024-06-17 21:09:16

Help for Builtins

Time of First Successful Submission: 2024-06-17 21:13:13

Matching with *

Time of First Successful Submission: 2024-06-17 21:16:56

Matching with ?

Time of First Successful Submission: 2024-06-17 21:18:47

Matching with []

Time of First Successful Submission: 2024-06-17 21:22:23

Matching paths with []

Time of First Successful Submission: 2024-06-17 21:28:04

Multiple globs

Time of First Successful Submission: 2025-09-07 14:37:21

Mixing globs

Time of First Successful Submission: 2024-06-17 21:36:02

Exclusionary globbing

Time of First Successful Submission: 2024-06-17 21:38:12

Tab completion

Time of First Successful Submission: 2025-09-07 14:38:34

Multiple options for tab completion

Time of First Successful Submission: 2025-09-07 14:41:11

Tab completion on commands

Time of First Successful Submission: 2025-09-07 14:41:45

Redirecting output

Time of First Successful Submission: 2024-06-17 21:43:25

Redirecting more output

Time of First Successful Submission: 2024-06-17 21:46:34

Appending output

Time of First Successful Submission: 2024-06-17 21:50:14

Redirecting errors

Time of First Successful Submission: 2024-06-17 21:53:48

Redirecting input

Time of First Successful Submission: 2024-06-17 21:57:15

Grepping stored results

Time of First Successful Submission: 2024-06-17 22:00:17

Grepping live output

Time of First Successful Submission: 2024-06-17 22:02:29

Grepping errors

Time of First Successful Submission: 2024-06-17 22:04:29

Filtering with grep -v

Time of First Successful Submission: 2025-09-07 14:43:20

Duplicating piped data with tee

Time of First Successful Submission: 2024-06-17 22:16:51

Writing to multiple programs

Time of First Successful Submission: 2024-08-07 16:59:36

Printing Variables

Time of First Successful Submission: 2024-06-18 17:34:08

Setting Variables

Time of First Successful Submission: 2024-06-18 17:38:41

Multi-word Variables

Time of First Successful Submission: 2024-06-18 17:43:29

Exporting Variables

Time of First Successful Submission: 2024-06-18 17:47:11

Printing Exported Variables

Time of First Successful Submission: 2024-06-18 17:36:23

Storing Command Output

Time of First Successful Submission: 2025-09-07 14:54:37

Reading Input

Time of First Successful Submission: 2024-06-18 17:52:13

Reading Files

Time of First Successful Submission: 2024-06-18 17:58:49

Translating characters

Time of First Successful Submission: 2025-09-07 21:03:40

Deleting characters

Time of First Successful Submission: 2025-09-07 21:04:40

Deleting newlines

Time of First Successful Submission: 2025-09-07 21:05:50

Extracting the first lines with head

Time of First Successful Submission: 2025-09-07 21:07:23

Extracting specific sections of text

Time of First Successful Submission: 2025-09-07 21:12:18

Sorting data

Time of First Successful Submission: 2025-09-07 21:13:43

Listing Processes

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

Killing Processes

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

Interrupting Processes

Time of First Successful Submission: 2024-06-18 18:24:00

Killing Misbehaving Processes

Time of First Successful Submission: 2025-09-07 15:02:08

Suspending Processes

Time of First Successful Submission: 2024-06-18 18:25:29

Resuming Processes

Time of First Successful Submission: 2024-06-18 18:26:51

Backgrounding Processes

Time of First Successful Submission: 2024-06-18 18:38:13

Foregrounding Processes

Time of First Successful Submission: 2024-06-18 18:40:30

Starting Backgrounded Processes

Time of First Successful Submission: 2024-06-18 18:41:59

Process Exit Codes

Time of First Successful Submission: 2025-09-07 15:04:00

Becoming root with su

Time of First Successful Submission: 2025-09-07 15:05:44

Other users with su

Time of First Successful Submission: 2025-09-07 15:06:52

Changing File Ownership

Time of First Successful Submission: 2024-06-18 19:29:24

Executable Files

Time of First Successful Submission: 2024-06-18 19:31:55

Permission Tweaking Practice

Time of First Successful Submission: 2024-06-18 18:54:13

Permissions Setting Practice

Time of First Successful Submission: 2024-06-18 19:26:26

The SUID Bit

Time of First Successful Submission: 2024-06-18 20:43:59

Chaining with Semicolons

Time of First Successful Submission: 2024-06-18 18:03:08

Your First Shell Script

Time of First Successful Submission: 2024-06-18 18:06:51

Redirecting Script Output

Time of First Successful Submission: 2024-06-18 18:09:23

Launching Screen

Time of First Successful Submission: 2025-09-07 21:15:11

Detaching and Attaching

Time of First Successful Submission: 2025-09-07 21:32:14

Finding Sessions

Time of First Successful Submission: 2025-09-07 21:48:40

Switching Windows

Time of First Successful Submission: 2025-09-07 21:50:09

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-09-07 21:54:05

Switching Windows (tmux)

Time of First Successful Submission: 2025-09-07 21:55:06

The PATH Variable

Time of First Successful Submission: 2024-06-18 18:00:58

Setting PATH

Time of First Successful Submission: 2025-01-11 13:37:29

Adding Commands

Time of First Successful Submission: 2025-01-11 13:42:35

Hijacking Commands

Time of First Successful Submission: 2025-01-11 13:50:27

Bashrc Backdoor

Time of First Successful Submission: 2025-09-07 21:58:32

Sniffing Input

Time of First Successful Submission: 2025-09-07 22:17:30

Overshared Directories

Time of First Successful Submission: 2025-09-07 22:28:21


Computing 101

49 / 69 5479 / 19966


set-register

Time of First Successful Submission: 2024-08-08 14:55:22

set-multiple-registers

Time of First Successful Submission: 2024-08-08 15:01:58

add-to-register

Time of First Successful Submission: 2024-08-08 15:09:21

linear-equation-registers

Time of First Successful Submission: 2024-08-08 16:01:21

integer-division

Time of First Successful Submission: 2024-08-08 16:12:49

modulo-operation

Time of First Successful Submission: 2024-08-08 20:29:20

set-upper-byte

Time of First Successful Submission: 2024-08-08 20:36:15

efficient-modulo

Time of First Successful Submission: 2024-08-08 20:50:57

byte-extraction

Time of First Successful Submission: 2024-08-08 21:04:11

bitwise-and

Time of First Successful Submission: 2024-08-08 21:54:32

check-even

Time of First Successful Submission: 2024-08-08 21:50:33

memory-read

Time of First Successful Submission: 2024-08-08 22:02:38

memory-write

Time of First Successful Submission: 2024-08-08 22:07:23

memory-increment

Time of First Successful Submission: 2024-08-08 22:16:29

byte-access

Time of First Successful Submission: 2024-08-09 06:10:19

memory-size-access

Time of First Successful Submission: 2024-08-09 06:19:58

little-endian-write

Time of First Successful Submission: 2024-08-09 17:23:17

memory-sum

Time of First Successful Submission: 2024-08-10 04:55:27

stack-subtraction

Time of First Successful Submission: 2024-08-10 05:05:13

swap-stack-values

Time of First Successful Submission: 2024-08-10 05:10:45

average-stack-values

Time of First Successful Submission: 2024-08-10 05:23:44

absolute-jump

Time of First Successful Submission: 2024-08-10 05:30:58

relative-jump

Time of First Successful Submission: 2024-08-10 11:10:50

jump-trampoline

Time of First Successful Submission: 2024-08-10 11:27:08

conditional-jump

Time of First Successful Submission: 2024-08-10 14:51:45

indirect-jump

Time of First Successful Submission: 2024-08-10 15:31:18

average-loop

Time of First Successful Submission: 2024-08-10 16:17:12

count-non-zero

Time of First Successful Submission: 2024-08-10 17:00:30

string-lower

Time of First Successful Submission: 2024-08-10 22:04:37

most-common-byte

Time of First Successful Submission: 2024-08-11 18:54:08

Debugging Programs

Time of First Successful Submission: 2024-08-11 20:30:40

Inspecting Registers

Time of First Successful Submission: 2024-08-11 20:39:37

Examining Memory

Time of First Successful Submission: 2024-08-12 06:26:54

Setting Breakpoints

Time of First Successful Submission: 2024-09-10 18:33:32

GDB Scripting

Time of First Successful Submission: 2024-09-10 22:09:52

Modifying Data

Time of First Successful Submission: 2024-09-10 22:23:18

Modifying Execution

Time of First Successful Submission: 2024-09-10 22:25:00

Broken Functions

Time of First Successful Submission: 2024-09-12 16:25:50

Exit

Time of First Successful Submission: 2024-06-16 09:16:22

Socket

Time of First Successful Submission: 2024-09-16 16:36:45

Bind

Time of First Successful Submission: 2024-09-16 20:09:02

Listen

Time of First Successful Submission: 2024-09-16 20:17:41

Accept

Time of First Successful Submission: 2024-09-16 20:24:43

Static Response

Time of First Successful Submission: 2024-09-17 07:56:29

Dynamic Response

Time of First Successful Submission: 2024-09-17 13:24:16

Iterative GET Server

Time of First Successful Submission: 2024-09-17 14:02:58

Concurrent GET Server

Time of First Successful Submission: 2024-09-17 14:28:25

Concurrent POST Server

Time of First Successful Submission: 2024-09-17 17:28:45

Web Server

Time of First Successful Submission: 2024-09-17 17:32:23


Playing With Programs

75 / 116 2199 / 22703


Decoding Base64

Time of First Successful Submission: 2024-10-20 18:26:46

HTTP (netcat)

Time of First Successful Submission: 2024-06-13 21:38:12

HTTP Paths (netcat)

Time of First Successful Submission: 2024-06-14 13:20:05

HTTP (curl)

Time of First Successful Submission: 2024-06-14 13:18:08

HTTP (python)

Time of First Successful Submission: 2024-06-14 13:36:45

HTTP Host Header (python)

Time of First Successful Submission: 2024-06-14 12:33:14

HTTP Host Header (curl)

Time of First Successful Submission: 2024-06-14 12:25:59

HTTP Host Header (netcat)

Time of First Successful Submission: 2024-06-14 12:28:38

URL Encoding (netcat)

Time of First Successful Submission: 2024-06-14 13:56:08

HTTP GET Parameters

Time of First Successful Submission: 2024-06-14 14:36:52

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2024-06-14 15:29:56

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2024-06-14 15:25:07

HTTP Forms (curl)

Time of First Successful Submission: 2024-06-14 15:36:12

HTTP Forms (netcat)

Time of First Successful Submission: 2024-06-14 15:42:58

HTTP Forms (python)

Time of First Successful Submission: 2024-06-14 16:00:11

Multiple Form Fields (curl)

Time of First Successful Submission: 2024-06-14 16:03:44

Multiple Form Fields (netcat)

Time of First Successful Submission: 2024-06-14 16:13:04

HTTP Redirects (netcat)

Time of First Successful Submission: 2024-06-14 21:38:42

HTTP Redirects (curl)

Time of First Successful Submission: 2024-06-14 21:36:02

HTTP Redirects (python)

Time of First Successful Submission: 2024-06-14 21:41:43

HTTP Cookies (curl)

Time of First Successful Submission: 2024-06-14 21:52:40

HTTP Cookies (netcat)

Time of First Successful Submission: 2024-06-14 22:11:54

HTTP Cookies (python)

Time of First Successful Submission: 2024-06-14 22:14:23

Server State (python)

Time of First Successful Submission: 2024-06-14 22:35:38

cat

Time of First Successful Submission: 2024-06-18 21:12:39

more

Time of First Successful Submission: 2024-06-18 21:14:11

less

Time of First Successful Submission: 2024-06-18 21:15:28

tail

Time of First Successful Submission: 2024-06-18 21:16:56

head

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

sort

Time of First Successful Submission: 2024-06-18 21:19:25

vim

Time of First Successful Submission: 2024-06-18 21:20:50

emacs

Time of First Successful Submission: 2024-06-18 21:22:33

nano

Time of First Successful Submission: 2024-06-18 21:24:03

rev

Time of First Successful Submission: 2024-06-18 21:27:38

od

Time of First Successful Submission: 2024-06-18 22:20:26

hd

Time of First Successful Submission: 2024-06-18 22:47:05

xxd

Time of First Successful Submission: 2024-06-19 17:11:54

base32

Time of First Successful Submission: 2024-06-19 17:16:03

base64

Time of First Successful Submission: 2024-06-19 17:18:21

split

Time of First Successful Submission: 2024-06-19 18:03:42

gzip

Time of First Successful Submission: 2024-06-19 18:09:05

bzip2

Time of First Successful Submission: 2024-06-19 18:14:35

zip

Time of First Successful Submission: 2024-06-19 18:30:55

tar

Time of First Successful Submission: 2024-06-19 18:59:00

ar

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

cpio

Time of First Successful Submission: 2024-06-19 20:36:51

genisoimage

Time of First Successful Submission: 2024-06-25 20:42:27

env

Time of First Successful Submission: 2024-06-21 15:10:30

find

Time of First Successful Submission: 2024-06-21 15:50:01

make

Time of First Successful Submission: 2024-06-21 18:51:01

nice

Time of First Successful Submission: 2024-06-21 18:54:47

timeout

Time of First Successful Submission: 2024-06-21 18:57:55

stdbuf

Time of First Successful Submission: 2024-06-21 19:20:54

setarch

Time of First Successful Submission: 2024-06-21 19:26:30

watch

Time of First Successful Submission: 2024-06-21 19:30:01

socat

Time of First Successful Submission: 2024-06-21 19:37:09

whiptail

Time of First Successful Submission: 2024-06-21 19:55:12

awk

Time of First Successful Submission: 2024-06-21 20:55:56

sed

Time of First Successful Submission: 2024-06-21 21:05:22

ed

Time of First Successful Submission: 2024-06-21 21:15:25

chown

Time of First Successful Submission: 2024-06-22 10:50:17

chmod

Time of First Successful Submission: 2024-06-22 10:52:56

cp

Time of First Successful Submission: 2024-06-22 11:01:16

mv

Time of First Successful Submission: 2024-06-25 21:46:37

perl

Time of First Successful Submission: 2024-06-22 15:12:38

python

Time of First Successful Submission: 2024-06-22 15:21:39

ruby

Time of First Successful Submission: 2024-06-22 15:27:22

bash

Time of First Successful Submission: 2024-06-26 20:16:18

date

Time of First Successful Submission: 2024-06-22 15:42:28

dmesg

Time of First Successful Submission: 2024-06-22 15:47:35

wc

Time of First Successful Submission: 2024-06-22 15:52:16

gcc

Time of First Successful Submission: 2024-06-27 16:41:08

as

Time of First Successful Submission: 2024-06-22 16:06:28

wget

Time of First Successful Submission: 2024-06-27 18:20:55

ssh-keygen

Time of First Successful Submission: 2024-06-29 07:25:29


GCA CTF

11 / 104 2490 / 40077


Using the Terminal

Time of First Successful Submission: 2025-08-22 13:57:13

Using the VSCode Workspace

Time of First Successful Submission: 2024-06-13 15:46:46

Using the GUI Desktop

Time of First Successful Submission: 2024-06-13 15:49:54

Pasting into the Desktop

Time of First Successful Submission: 2024-06-13 15:53:02

Restarting Challenges

Time of First Successful Submission: 2024-07-16 22:32:59

Getting Help

Time of First Successful Submission: 2024-07-15 15:05:59

Challenge Programs

Time of First Successful Submission: 2024-06-13 16:00:37

The Flag File

Time of First Successful Submission: 2024-06-13 16:05:04

Using Privileged Mode

Time of First Successful Submission: 2024-06-13 16:09:13

Persistent Home Directories - One

Time of First Successful Submission: 2024-06-13 16:19:04

Persistent Home Directories - Two

Time of First Successful Submission: 2024-06-13 16:21:31