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156 / 201 477 / 16678

level1

Time of First Successful Submission: 2021-08-31 02:23:51

level2

Time of First Successful Submission: 2021-08-31 02:27:05

level3

Time of First Successful Submission: 2021-08-31 02:28:21

level4

Time of First Successful Submission: 2021-08-31 02:28:58

level5

Time of First Successful Submission: 2021-08-31 02:33:26

level6

Time of First Successful Submission: 2021-08-31 02:35:03

level7

Time of First Successful Submission: 2021-08-31 02:36:56

level8

Time of First Successful Submission: 2021-08-31 02:38:23

level9

Time of First Successful Submission: 2021-08-31 02:41:42

level10

Time of First Successful Submission: 2021-08-31 02:43:29

level11

Time of First Successful Submission: 2021-08-31 02:44:45

level12

Time of First Successful Submission: 2021-08-31 02:46:29

level13

Time of First Successful Submission: 2021-08-31 02:48:35

level14

Time of First Successful Submission: 2021-08-31 02:49:40

level15

Time of First Successful Submission: 2021-08-31 02:54:34

level16

Time of First Successful Submission: 2021-08-31 04:15:08

level17

Time of First Successful Submission: 2021-08-31 04:19:43

level18

Time of First Successful Submission: 2021-08-31 04:23:05

level19

Time of First Successful Submission: 2021-08-31 04:30:21

level20

Time of First Successful Submission: 2021-08-31 04:33:32

level21

Time of First Successful Submission: 2021-08-31 04:37:08

level22

Time of First Successful Submission: 2021-08-31 04:41:12

level23

Time of First Successful Submission: 2021-08-31 04:44:07

level24

Time of First Successful Submission: 2021-08-31 04:45:46

level25

Time of First Successful Submission: 2021-08-31 04:47:09

level26

Time of First Successful Submission: 2021-08-31 04:49:29

level27

Time of First Successful Submission: 2021-08-31 04:51:06

level28

Time of First Successful Submission: 2021-08-31 04:52:33

level29

Time of First Successful Submission: 2021-08-31 05:06:40

level30

Time of First Successful Submission: 2021-08-31 15:41:21

level31

Time of First Successful Submission: 2021-08-31 15:45:48

level32

Time of First Successful Submission: 2021-08-31 16:44:08

level33

Time of First Successful Submission: 2021-09-01 05:10:09

level34

Time of First Successful Submission: 2021-09-01 05:14:46

level35

Time of First Successful Submission: 2021-09-01 05:18:31

level36

Time of First Successful Submission: 2021-09-01 05:21:46

level37

Time of First Successful Submission: 2021-09-01 05:24:08

level38

Time of First Successful Submission: 2021-09-01 05:28:29

level39

Time of First Successful Submission: 2021-09-01 05:29:32

level40

Time of First Successful Submission: 2021-09-01 05:32:16

level41

Time of First Successful Submission: 2021-09-01 05:33:46

level42

Time of First Successful Submission: 2021-09-02 02:34:16

level43

Time of First Successful Submission: 2021-09-02 02:36:14

level44

Time of First Successful Submission: 2021-09-02 02:38:04

level45

Time of First Successful Submission: 2021-09-02 02:39:27

level46

Time of First Successful Submission: 2021-09-02 02:42:00

level47

Time of First Successful Submission: 2021-09-02 02:45:09

level48

Time of First Successful Submission: 2021-09-02 04:23:48

level49

Time of First Successful Submission: 2021-09-02 04:28:32

level50

Time of First Successful Submission: 2021-09-02 04:31:43

level51

Time of First Successful Submission: 2021-09-02 04:38:02

level52

Time of First Successful Submission: 2021-09-02 04:45:19

level53

Time of First Successful Submission: 2021-09-02 04:58:30

level54

Time of First Successful Submission: 2021-09-02 15:46:12

level55

Time of First Successful Submission: 2021-09-02 15:58:49

level56

Time of First Successful Submission: 2021-09-02 16:00:15

level57

Time of First Successful Submission: 2021-09-02 16:02:47

level58

Time of First Successful Submission: 2021-09-02 16:07:19

level59

Time of First Successful Submission: 2021-09-02 16:14:46

level60

Time of First Successful Submission: 2021-09-02 17:04:35

level61

Time of First Successful Submission: 2021-09-02 17:07:50

level62

Time of First Successful Submission: 2021-09-02 17:11:19

level63

Time of First Successful Submission: 2021-09-02 17:13:55

level64

Time of First Successful Submission: 2021-09-02 17:32:26

level65

Time of First Successful Submission: 2021-09-02 17:38:00

level66

Time of First Successful Submission: 2021-09-08 02:16:26

level67

Time of First Successful Submission: 2021-09-08 02:17:39

level68

Time of First Successful Submission: 2021-09-08 02:20:19

level70

Time of First Successful Submission: 2021-09-08 03:02:51

level71

Time of First Successful Submission: 2021-09-08 05:21:18

level72

Time of First Successful Submission: 2021-09-09 04:21:23

level73

Time of First Successful Submission: 2021-09-09 04:46:50

level74

Time of First Successful Submission: 2021-09-09 04:49:34

level76

Time of First Successful Submission: 2021-09-09 04:55:45

level77

Time of First Successful Submission: 2021-09-09 04:57:56

level78

Time of First Successful Submission: 2021-09-09 05:01:03

level79

Time of First Successful Submission: 2021-09-09 05:04:51

level80

Time of First Successful Submission: 2021-09-09 05:56:42

level82

Time of First Successful Submission: 2021-09-09 06:01:09

level83

Time of First Successful Submission: 2021-09-09 06:05:53

level84

Time of First Successful Submission: 2021-09-09 06:28:43

level85

Time of First Successful Submission: 2021-09-09 12:58:16

level86

Time of First Successful Submission: 2021-09-09 13:34:59

level87

Time of First Successful Submission: 2021-09-09 13:45:12

level88

Time of First Successful Submission: 2021-09-10 04:15:18

level89

Time of First Successful Submission: 2021-09-10 04:19:13

level90

Time of First Successful Submission: 2021-09-10 04:27:48

level91

Time of First Successful Submission: 2021-09-10 04:30:14

level92

Time of First Successful Submission: 2021-09-10 04:34:21

level93

Time of First Successful Submission: 2021-09-10 05:06:47

level94

Time of First Successful Submission: 2021-09-10 21:12:34

level95

Time of First Successful Submission: 2021-09-10 21:21:47

level96

Time of First Successful Submission: 2021-09-10 23:28:26

level97

Time of First Successful Submission: 2021-09-11 19:55:41

level98

Time of First Successful Submission: 2021-09-11 20:00:18

level99

Time of First Successful Submission: 2021-09-12 04:22:28

level100

Time of First Successful Submission: 2021-09-12 04:25:04

level101

Time of First Successful Submission: 2021-09-14 02:05:32

level102

Time of First Successful Submission: 2021-09-14 02:10:47

level103

Time of First Successful Submission: 2021-09-14 02:21:00

level104

Time of First Successful Submission: 2021-09-14 02:24:38

level105

Time of First Successful Submission: 2021-09-14 02:39:15

level106

Time of First Successful Submission: 2021-09-15 06:31:25

level107

Time of First Successful Submission: 2021-09-16 04:32:44

level108

Time of First Successful Submission: 2021-09-16 04:48:39

level109

Time of First Successful Submission: 2021-09-17 05:18:16

level110

Time of First Successful Submission: 2021-09-17 05:22:30

level111

Time of First Successful Submission: 2021-09-17 05:23:55

level112

Time of First Successful Submission: 2021-09-17 05:31:38

level113

Time of First Successful Submission: 2021-09-17 05:36:02

level114

Time of First Successful Submission: 2021-09-17 05:38:56

level115

Time of First Successful Submission: 2021-09-17 05:40:38

level116

Time of First Successful Submission: 2021-09-21 05:49:59

level117

Time of First Successful Submission: 2021-09-21 13:41:43

level118

Time of First Successful Submission: 2021-09-22 05:18:44

level119

Time of First Successful Submission: 2021-09-23 14:32:18

level120

Time of First Successful Submission: 2021-09-25 22:16:46

level121

Time of First Successful Submission: 2021-09-25 22:21:42

level122

Time of First Successful Submission: 2021-09-25 22:40:43

level123

Time of First Successful Submission: 2021-09-28 06:25:38

level124

Time of First Successful Submission: 2021-09-28 06:27:47

level125

Time of First Successful Submission: 2021-09-28 06:37:46

level126

Time of First Successful Submission: 2021-09-28 06:40:05

level127

Time of First Successful Submission: 2021-09-28 06:43:59

level128

Time of First Successful Submission: 2021-09-28 13:03:01

level129

Time of First Successful Submission: 2021-09-28 14:28:06

level130

Time of First Successful Submission: 2021-09-28 14:33:52

level131

Time of First Successful Submission: 2021-09-28 14:36:26

level132

Time of First Successful Submission: 2021-09-28 14:50:08

level133

Time of First Successful Submission: 2021-09-28 14:53:36

level134

Time of First Successful Submission: 2021-09-29 05:12:41

level135

Time of First Successful Submission: 2021-09-29 05:16:53

level136

Time of First Successful Submission: 2021-09-29 05:20:07

level137

Time of First Successful Submission: 2021-09-29 05:23:08

level138

Time of First Successful Submission: 2021-09-29 05:25:49

level139

Time of First Successful Submission: 2021-09-29 05:37:33

level140

Time of First Successful Submission: 2021-09-30 05:43:03

level141

Time of First Successful Submission: 2021-09-30 12:51:55

level142

Time of First Successful Submission: 2021-09-30 14:20:26

Silenced Shellcode

Time of First Successful Submission: 2021-09-01 01:09:36

Shellcode Shuffle

Time of First Successful Submission: 2021-09-01 01:15:44

Shellcode Shuffle II

Time of First Successful Submission: 2021-09-01 01:17:45

Twisted Text (Easy)

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

Twisted Text (Hard)

Time of First Successful Submission: 2025-08-08 23:02:04

Tidy Task (Easy)

Time of First Successful Submission: 2025-08-09 12:32:08

Tidy Task (Hard)

Time of First Successful Submission: 2025-08-10 12:11:53

Logical License (Easy)

Time of First Successful Submission: 2025-08-11 12:16:42

Logical License (Hard)

Time of First Successful Submission: 2025-08-12 13:28:45

Modest Mangler (Easy)

Time of First Successful Submission: 2025-08-15 22:41:45

Modest Mangler (Hard)

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

This is Yancode (Easy)

Time of First Successful Submission: 2025-08-20 23:52:28

This is Yancode (Hard)

Time of First Successful Submission: 2025-08-20 23:56:41

Powered by Yancode (Easy)

Time of First Successful Submission: 2025-08-21 00:08:31

Powered by Yancode (Hard)

Time of First Successful Submission: 2025-08-21 23:06:20

Yancode Inside (Easy)

Time of First Successful Submission: 2025-08-22 00:40:33

Yancode Inside (Hard)

Time of First Successful Submission: 2025-08-22 00:54:38

Intro to Programming Languages

15 / 234 7146 / 28124

Commands

Time of First Successful Submission: 2025-08-25 22:28:58

Command Arguments

Time of First Successful Submission: 2025-09-08 11:28:59

Command History

Time of First Successful Submission: 2025-09-14 14:46:07

The Root Path

Time of First Successful Submission: 2025-09-16 01:09:40

Absolute Paths

Time of First Successful Submission: 2025-09-16 11:15:46

Changing position

Time of First Successful Submission: 2025-09-23 12:19:16

Changing to an Absolute Path

Time of First Successful Submission: 2025-09-24 11:00:00

Relative Paths

Time of First Successful Submission: 2025-10-02 23:55:40

Cat

Time of First Successful Submission: 2025-12-13 19:03:57

Ls

Time of First Successful Submission: 2025-12-18 07:21:51

Ls All

Time of First Successful Submission: 2025-12-23 05:03:56

Find

Time of First Successful Submission: 2025-12-26 11:55:53

Piping Echo

Time of First Successful Submission: 2026-01-06 01:08:07

Piping Stdout

Time of First Successful Submission: 2026-01-07 02:25:15

Piping Stdin

Time of First Successful Submission: 2026-01-13 02:40:59

Intro to Cybersecurity

183 / 183 13 / 17893

Path Traversal 1

Time of First Successful Submission: 2025-05-10 20:18:34

Path Traversal 2

Time of First Successful Submission: 2025-05-10 20:33:21

CMDi 1

Time of First Successful Submission: 2025-05-10 20:45:57

CMDi 2

Time of First Successful Submission: 2025-05-10 20:54:44

CMDi 3

Time of First Successful Submission: 2025-05-10 21:00:48

CMDi 4

Time of First Successful Submission: 2025-05-10 21:04:02

CMDi 5

Time of First Successful Submission: 2025-05-10 21:12:25

CMDi 6

Time of First Successful Submission: 2025-05-10 22:06:59

Authentication Bypass 1

Time of First Successful Submission: 2025-05-11 16:30:04

Authentication Bypass 2

Time of First Successful Submission: 2025-05-11 16:33:12

SQLi 1

Time of First Successful Submission: 2025-06-13 22:49:11

SQLi 2

Time of First Successful Submission: 2025-06-14 15:08:44

SQLi 3

Time of First Successful Submission: 2025-06-14 15:18:44

SQLi 4

Time of First Successful Submission: 2025-06-14 15:36:07

SQLi 5

Time of First Successful Submission: 2025-06-14 20:54:51

XSS 1

Time of First Successful Submission: 2025-06-15 13:20:52

XSS 2

Time of First Successful Submission: 2025-06-15 13:27:17

XSS 3

Time of First Successful Submission: 2025-06-15 13:34:32

XSS 4

Time of First Successful Submission: 2025-06-15 13:42:39

XSS 5

Time of First Successful Submission: 2025-06-15 15:13:02

XSS 6

Time of First Successful Submission: 2025-06-15 15:41:02

XSS 7

Time of First Successful Submission: 2025-06-15 16:04:00

CSRF 1

Time of First Successful Submission: 2025-06-16 23:45:31

CSRF 2

Time of First Successful Submission: 2025-06-17 00:17:11

CSRF 3

Time of First Successful Submission: 2025-06-17 22:47:39

CSRF 4

Time of First Successful Submission: 2025-06-17 23:01:02

CSRF 5

Time of First Successful Submission: 2025-06-18 00:21:17

Connect

Time of First Successful Submission: 2025-06-19 00:26:59

Send

Time of First Successful Submission: 2025-06-19 00:29:00

Shutdown

Time of First Successful Submission: 2025-06-19 00:33:29

Listen

Time of First Successful Submission: 2025-06-19 00:36:15

Scan 1

Time of First Successful Submission: 2025-06-19 00:51:07

Scan 2

Time of First Successful Submission: 2025-06-19 01:46:19

Monitor 1

Time of First Successful Submission: 2025-06-20 00:14:45

Monitor 2

Time of First Successful Submission: 2025-06-20 00:53:00

Sniffing Cookies

Time of First Successful Submission: 2025-06-20 00:57:52

Network Configuration

Time of First Successful Submission: 2025-06-20 01:06:43

Firewall 1

Time of First Successful Submission: 2025-06-20 22:23:30

Firewall 2

Time of First Successful Submission: 2025-06-20 22:27:46

Firewall 3

Time of First Successful Submission: 2025-06-20 22:34:08

Denial of Service 1

Time of First Successful Submission: 2025-06-20 22:38:03

Denial of Service 2

Time of First Successful Submission: 2025-06-20 23:04:28

Denial of Service 3

Time of First Successful Submission: 2025-06-20 23:09:01

Ethernet

Time of First Successful Submission: 2025-06-21 16:27:40

IP

Time of First Successful Submission: 2025-06-21 16:35:21

TCP

Time of First Successful Submission: 2025-06-21 16:40:24

TCP Handshake

Time of First Successful Submission: 2025-06-21 16:48:57

UDP

Time of First Successful Submission: 2025-06-21 17:04:27

UDP 2

Time of First Successful Submission: 2025-06-21 17:10:11

UDP Spoofing 1

Time of First Successful Submission: 2025-06-21 17:16:01

UDP Spoofing 2

Time of First Successful Submission: 2025-06-21 17:20:34

UDP Spoofing 3

Time of First Successful Submission: 2025-06-21 18:22:23

UDP Spoofing 4

Time of First Successful Submission: 2025-06-21 18:30:13

ARP

Time of First Successful Submission: 2025-06-21 18:44:35

Intercept

Time of First Successful Submission: 2025-06-21 18:54:19

Man-in-the-Middle

Time of First Successful Submission: 2025-06-24 23:42:09

XOR

Time of First Successful Submission: 2025-06-22 14:45:48

XORing Hex

Time of First Successful Submission: 2025-06-23 22:08:09

XORing ASCII

Time of First Successful Submission: 2025-06-23 22:14:27

XORing ASCII Strings

Time of First Successful Submission: 2025-06-24 22:36:28

One-time Pad

Time of First Successful Submission: 2025-06-24 22:41:00

One-time Pad Tampering

Time of First Successful Submission: 2025-06-24 22:53:07

Many-time Pad

Time of First Successful Submission: 2025-06-25 00:05:24

AES

Time of First Successful Submission: 2025-06-25 22:36:16

AES-ECB-CPA

Time of First Successful Submission: 2025-06-25 22:52:19

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-06-26 00:13:50

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-06-26 00:25:19

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-06-27 00:04:23

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-06-27 00:47:25

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-06-27 00:59:36

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2025-06-27 22:28:35

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-06-27 22:57:31

AES-CBC

Time of First Successful Submission: 2025-06-27 23:07:06

AES-CBC Tampering

Time of First Successful Submission: 2025-06-27 23:31:33

AES-CBC Resizing

Time of First Successful Submission: 2025-06-28 16:06:33

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-06-28 18:15:39

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-06-28 18:24:49

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-06-29 15:00:25

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-06-29 17:28:48

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-08-20 00:55:17

DHKE

Time of First Successful Submission: 2025-06-30 21:57:39

DHKE-to-AES

Time of First Successful Submission: 2025-06-30 22:07:52

RSA 1

Time of First Successful Submission: 2025-07-01 00:47:55

RSA 2

Time of First Successful Submission: 2025-07-01 00:54:44

RSA 3

Time of First Successful Submission: 2025-07-01 23:51:34

RSA 4

Time of First Successful Submission: 2025-07-02 00:16:49

RSA Signatures

Time of First Successful Submission: 2025-07-01 01:28:39

SHA 1

Time of First Successful Submission: 2025-07-01 22:14:22

SHA 2

Time of First Successful Submission: 2025-07-01 22:39:16

TLS 1

Time of First Successful Submission: 2025-07-02 00:52:07

TLS 2

Time of First Successful Submission: 2025-07-03 02:59:27

level1

Time of First Successful Submission: 2025-07-03 00:13:42

level2

Time of First Successful Submission: 2025-07-03 12:01:32

level3

Time of First Successful Submission: 2025-07-03 12:03:44

level4

Time of First Successful Submission: 2025-07-03 12:05:22

level5

Time of First Successful Submission: 2025-07-03 12:09:07

level6

Time of First Successful Submission: 2025-07-03 12:14:45

level7

Time of First Successful Submission: 2025-07-03 12:16:58

level8

Time of First Successful Submission: 2025-07-03 12:20:11

level9

Time of First Successful Submission: 2025-07-03 12:21:54

level10

Time of First Successful Submission: 2025-07-03 12:23:30

level11

Time of First Successful Submission: 2025-07-03 12:27:13

level12

Time of First Successful Submission: 2025-07-03 12:33:33

level13

Time of First Successful Submission: 2025-07-03 12:36:25

level14

Time of First Successful Submission: 2025-07-03 12:39:54

level15

Time of First Successful Submission: 2025-07-03 12:41:41

level16

Time of First Successful Submission: 2025-07-03 12:45:43

level17

Time of First Successful Submission: 2025-07-04 11:22:20

level18

Time of First Successful Submission: 2025-07-04 11:23:27

level19

Time of First Successful Submission: 2025-07-04 12:46:09

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-07-04 14:15:05

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-07-04 14:18:14

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-07-04 14:22:45

Reading Endianness (Python)

Time of First Successful Submission: 2025-07-04 14:25:25

Reading Endianness (C)

Time of First Successful Submission: 2025-07-04 14:28:32

Reading Endianness (x86)

Time of First Successful Submission: 2025-07-04 14:31:21

Version Information (Python)

Time of First Successful Submission: 2025-07-05 11:54:37

Version Information (C)

Time of First Successful Submission: 2025-07-05 12:04:40

Version Information (x86)

Time of First Successful Submission: 2025-07-05 12:09:13

Metadata and Data (Python)

Time of First Successful Submission: 2025-07-05 12:22:40

Metadata and Data (C)

Time of First Successful Submission: 2025-07-05 12:25:58

Metadata and Data (x86)

Time of First Successful Submission: 2025-07-05 12:34:19

Input Restrictions (Python)

Time of First Successful Submission: 2025-07-06 12:00:30

Input Restrictions (C)

Time of First Successful Submission: 2025-07-06 12:04:17

Input Restrictions (x86)

Time of First Successful Submission: 2025-07-06 12:11:35

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-07-06 12:20:09

Behold the cIMG! (C)

Time of First Successful Submission: 2025-07-06 12:26:44

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-07-06 12:48:48

A Basic cIMG (Python)

Time of First Successful Submission: 2025-07-07 22:51:08

A Basic cIMG (C)

Time of First Successful Submission: 2025-07-07 22:54:11

A Basic cIMG (x86)

Time of First Successful Submission: 2025-07-07 22:59:57

Internal State Mini (C)

Time of First Successful Submission: 2025-07-08 22:50:01

Internal State Mini (x86)

Time of First Successful Submission: 2025-07-08 23:18:24

Internal State (C)

Time of First Successful Submission: 2025-07-08 23:26:09

Internal State (x86)

Time of First Successful Submission: 2025-07-09 00:01:40

File Formats: Directives (C)

Time of First Successful Submission: 2025-07-09 22:31:42

File Formats: Directives (x86)

Time of First Successful Submission: 2025-07-09 22:39:56

The Patch Directive

Time of First Successful Submission: 2025-07-12 00:23:12

Optimizing for Space

Time of First Successful Submission: 2025-07-12 16:28:13

Tweaking Images

Time of First Successful Submission: 2025-07-13 12:56:32

Storage and Retrieval

Time of First Successful Submission: 2025-07-15 23:05:54

Extracting Knowledge

Time of First Successful Submission: 2025-07-16 23:33:47

Advanced Sprites

Time of First Successful Submission: 2025-07-19 00:34:05

Accessing Resources

Time of First Successful Submission: 2025-07-19 01:54:33

Unsafe Animations

Time of First Successful Submission: 2025-07-19 13:07:29

Animations

Time of First Successful Submission: 2025-07-19 16:17:41

Interoperability: Patching Data

Time of First Successful Submission: 2025-07-20 13:04:06

Patching Code

Time of First Successful Submission: 2025-07-20 13:19:38

Patching Control Flow

Time of First Successful Submission: 2025-07-20 14:56:58

Your First Overflow (easy)

Time of First Successful Submission: 2025-07-10 23:31:37

Your First Overflow (hard)

Time of First Successful Submission: 2025-07-12 10:10:57

Precision (easy)

Time of First Successful Submission: 2025-07-15 00:37:50

Precision (hard)

Time of First Successful Submission: 2025-07-15 22:06:13

Variable Control (easy)

Time of First Successful Submission: 2025-07-18 00:24:03

Variable Control (hard)

Time of First Successful Submission: 2025-07-21 22:58:44

Control Hijack (easy)

Time of First Successful Submission: 2025-07-22 01:19:41

Control Hijack (hard)

Time of First Successful Submission: 2025-07-22 22:27:43

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-07-22 22:59:59

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-07-23 22:01:32

PIEs (easy)

Time of First Successful Submission: 2025-07-24 22:22:26

PIEs (hard)

Time of First Successful Submission: 2025-07-25 22:01:33

String Lengths (easy)

Time of First Successful Submission: 2025-07-26 11:23:42

String Lengths (hard)

Time of First Successful Submission: 2025-07-27 13:20:05

Basic Shellcode

Time of First Successful Submission: 2021-09-01 00:46:00

NOP Sleds

Time of First Successful Submission: 2021-09-01 00:48:33

NULL-Free Shellcode

Time of First Successful Submission: 2021-09-01 00:51:02

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-07-28 22:30:19

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2025-07-29 22:08:33

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-08-01 00:28:14

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-08-01 23:04:33

ECB-to-Win (easy)

Time of First Successful Submission: 2025-07-23 00:11:33

ECB-to-Win (hard)

Time of First Successful Submission: 2025-07-23 22:27:37

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2025-07-24 01:00:02

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2025-07-24 23:44:58

CIMG Screenshots

Time of First Successful Submission: 2025-07-26 15:05:07

CIMG Screenshots 2

Time of First Successful Submission: 2025-07-26 16:18:16

Wily Webserver

Time of First Successful Submission: 2025-07-29 00:35:31

The Watering Hole

Time of First Successful Submission: 2025-07-30 23:13:01

Secure Chat 1

Time of First Successful Submission: 2025-08-02 00:43:35

Secure Chat 2

Time of First Successful Submission: 2025-08-05 22:47:49

Secure Chat 3

Time of First Successful Submission: 2025-08-09 12:48:28

Secure Chat 4

Time of First Successful Submission: 2025-08-09 17:09:10

Secure Chat 5

Time of First Successful Submission: 2025-08-16 04:19:37

Program Security

159 / 162 39 / 9030

ello ackers!

Time of First Successful Submission: 2021-09-01 00:53:32

Syscall Smuggler

Time of First Successful Submission: 2021-09-01 00:55:52

Syscall Shenanigans

Time of First Successful Submission: 2021-09-01 00:58:15

Byte Budget

Time of First Successful Submission: 2021-09-01 01:12:10

ClobberCode

Time of First Successful Submission: 2021-09-01 01:46:02

Diverse Delivery

Time of First Successful Submission: 2021-09-01 01:24:03

Pocket Payload

Time of First Successful Submission: 2021-09-01 01:29:04

Micro Menace

Time of First Successful Submission: 2021-09-01 01:32:04

Login Leakage (Easy)

Time of First Successful Submission: 2025-08-25 22:57:10

Login Leakage (Hard)

Time of First Successful Submission: 2025-08-26 22:45:18

Bounds Breaker (Easy)

Time of First Successful Submission: 2025-08-27 23:35:50

Bounds Breaker (Hard)

Time of First Successful Submission: 2025-08-28 23:55:34

Casting Catastrophe (Easy)

Time of First Successful Submission: 2025-08-29 09:39:09

Casting Catastrophe (Hard)

Time of First Successful Submission: 2025-08-30 09:51:33

Pointer Problems (Easy)

Time of First Successful Submission: 2025-08-31 10:24:05

Pointer Problems (Hard)

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

Anomalous Array (Easy)

Time of First Successful Submission: 2025-09-02 23:39:16

Anomalous Array (Hard)

Time of First Successful Submission: 2025-09-03 00:33:33

Now you got it (Easy)

Time of First Successful Submission: 2025-09-04 00:04:55

Now you got it (Hard)

Time of First Successful Submission: 2025-09-04 00:07:42

Loop Lunacy (Easy)

Time of First Successful Submission: 2025-09-05 01:11:04

Loop Lunacy (Hard)

Time of First Successful Submission: 2025-09-05 10:25:41

Nosy Neighbor (Easy)

Time of First Successful Submission: 2025-09-05 11:14:51

Nosy Neighbor (Hard)

Time of First Successful Submission: 2025-09-06 01:11:45

Recursive Ruin (Easy)

Time of First Successful Submission: 2025-09-06 02:20:43

Recursive Ruin (Hard)

Time of First Successful Submission: 2025-09-06 10:15:13

Lingering Leftover (Easy)

Time of First Successful Submission: 2025-09-06 12:01:49

Lingering Leftover (Hard)

Time of First Successful Submission: 2025-09-06 17:56:44

Latent Leak (Easy)

Time of First Successful Submission: 2025-09-06 18:57:13

Latent Leak (Hard)

Time of First Successful Submission: 2025-09-06 19:16:39

Fork Foolery (Easy)

Time of First Successful Submission: 2025-09-07 13:00:54

Fork Foolery (Hard)

Time of First Successful Submission: 2025-09-07 13:07:02

Canary Conundrum (Easy)

Time of First Successful Submission: 2025-09-09 23:17:49

Canary Conundrum (Hard)

Time of First Successful Submission: 2025-09-10 23:43:45

A Crafty Clobber (Easy)

Time of First Successful Submission: 2025-09-12 00:36:15

A Crafty Clobber (Hard)

Time of First Successful Submission: 2025-09-12 23:15:57

Can It Fizz?

Time of First Successful Submission: 2025-09-13 16:03:31

Does It Buzz?

Time of First Successful Submission: 2025-09-14 20:08:59

Make It FizzBuzz

Time of First Successful Submission: 2025-09-17 00:19:16

Terrible Token (Easy)

Time of First Successful Submission: 2025-08-02 11:34:26

Terrible Token (Hard)

Time of First Successful Submission: 2025-08-03 14:04:34

Tangled Ticket (Easy)

Time of First Successful Submission: 2025-08-04 23:59:28

Tangled Ticket (Hard)

Time of First Successful Submission: 2025-08-06 22:05:52

Bit Bender

Time of First Successful Submission: 2025-09-07 13:24:18

Substitution Sorcery

Time of First Successful Submission: 2025-09-07 13:29:14

Meager Mangler (Easy)

Time of First Successful Submission: 2025-08-13 13:37:30

Meager Mangler (Hard)

Time of First Successful Submission: 2025-08-14 22:07:01

Monstrous Mangler (Easy)

Time of First Successful Submission: 2025-08-17 01:43:28

Monstrous Mangler (Hard)

Time of First Successful Submission: 2025-08-17 13:50:23

Patched Up (Easy)

Time of First Successful Submission: 2025-08-17 16:10:58

Patched Up (Hard)

Time of First Successful Submission: 2025-08-18 21:47:58

Puzzle Patch (Easy)

Time of First Successful Submission: 2025-08-19 21:57:11

Puzzle Patch (Hard)

Time of First Successful Submission: 2025-08-19 22:21:01

Patch Perfect (Easy)

Time of First Successful Submission: 2025-08-20 01:50:34

Patch Perfect (Hard)

Time of First Successful Submission: 2025-08-20 22:53:38

Trust the Yancode (Easy)

Time of First Successful Submission: 2025-08-22 22:36:59

Trust the Yancode (Hard)

Time of First Successful Submission: 2025-08-23 01:12:00

Know the Yancode (Easy)

Time of First Successful Submission: 2025-08-23 01:22:43

Know the Yancode (Hard)

Time of First Successful Submission: 2025-08-23 10:02:37

Master the Yancode (Easy)

Time of First Successful Submission: 2025-08-23 10:15:42

Master the Yancode (Hard)

Time of First Successful Submission: 2025-08-23 10:31:15

Transcend the Yancode (Easy)

Time of First Successful Submission: 2025-08-23 10:56:57

Transcend the Yancode (Hard)

Time of First Successful Submission: 2025-08-23 13:04:22

The Yanalyzer (Easy)

Time of First Successful Submission: 2025-08-24 19:29:25

The Yanalyzer (Hard)

Time of First Successful Submission: 2025-08-28 00:47:43

The Yangler (Easy)

Time of First Successful Submission: 2025-08-30 01:39:49

The Yangler (Hard)

Time of First Successful Submission: 2025-08-30 21:28:31

Yancraft (Easy)

Time of First Successful Submission: 2025-08-31 13:42:40

Yancraft (Hard)

Time of First Successful Submission: 2025-08-31 14:09:41

Yansanity (Easy)

Time of First Successful Submission: 2025-09-01 18:03:25

Yansanity (Hard)

Time of First Successful Submission: 2025-09-01 20:28:43

When the Cow Says Moo

Time of First Successful Submission: 2025-09-11 00:43:21

Predictable Migration

Time of First Successful Submission: 2025-09-17 01:02:18

Hashing Heifers

Time of First Successful Submission: 2025-09-17 11:18:19

Salty Stampede

Time of First Successful Submission: 2025-09-18 01:10:46

Loose Link (Easy)

Time of First Successful Submission: 2025-09-18 11:19:36

Loose Link (Hard)

Time of First Successful Submission: 2025-09-18 11:22:46

Call Chain (Easy)

Time of First Successful Submission: 2025-09-19 00:17:14

Call Chain (Hard)

Time of First Successful Submission: 2025-09-19 00:21:20

Chain of Command (Easy)

Time of First Successful Submission: 2025-09-19 01:48:39

Chain of Command (Hard)

Time of First Successful Submission: 2025-09-19 23:08:27

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2025-09-20 01:39:29

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2025-09-20 11:42:59

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2025-09-20 12:17:20

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-09-21 13:06:48

Indirect Invocation (Easy)

Time of First Successful Submission: 2025-09-21 13:56:48

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-09-21 17:12:43

Leaky Libc (Easy)

Time of First Successful Submission: 2025-09-21 18:26:03

Leaky Libc (Hard)

Time of First Successful Submission: 2025-09-23 00:16:44

Putsception (Easy)

Time of First Successful Submission: 2025-09-23 14:10:16

Putsception (Hard)

Time of First Successful Submission: 2025-09-24 11:33:50

Pivotal Prelude (Easy)

Time of First Successful Submission: 2025-09-25 11:08:33

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-09-25 13:12:25

Pivotal Pointer (Easy)

Time of First Successful Submission: 2025-09-26 11:22:39

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-09-28 15:30:12

Pivotal Payload (Easy)

Time of First Successful Submission: 2025-09-27 11:53:42

Pivotal Payload (Hard)

Time of First Successful Submission: 2025-09-30 00:04:13

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-09-28 20:57:17

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-10-01 00:50:37

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-10-02 01:11:41

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-10-04 11:26:54

ROP Roulette (Easy)

Time of First Successful Submission: 2025-10-03 02:18:11

ROP Roulette (Hard)

Time of First Successful Submission: 2025-10-04 17:06:54

Libc Lottery (Easy)

Time of First Successful Submission: 2025-10-04 00:18:28

Libc Lottery (Hard)

Time of First Successful Submission: 2025-10-04 17:53:23

Freebie (Easy)

Time of First Successful Submission: 2025-10-05 16:41:52

Freebie (Hard)

Time of First Successful Submission: 2025-10-10 10:28:56

Freebin Feint (Easy)

Time of First Successful Submission: 2025-10-05 16:57:14

Freebin Feint (Hard)

Time of First Successful Submission: 2025-10-10 22:28:47

Free Flag Fumble (Easy)

Time of First Successful Submission: 2025-10-05 17:11:34

Free Flag Fumble (Hard)

Time of First Successful Submission: 2025-10-10 22:37:06

Fickle Free (Easy)

Time of First Successful Submission: 2025-10-07 00:44:35

Fickle Free (Hard)

Time of First Successful Submission: 2025-10-10 22:48:08

Malloc Mirage (Easy)

Time of First Successful Submission: 2025-10-07 23:24:51

Malloc Mirage (Hard)

Time of First Successful Submission: 2025-10-10 23:06:45

Seeking Secrets (Easy)

Time of First Successful Submission: 2025-10-08 23:53:03

Seeking Secrets (Hard)

Time of First Successful Submission: 2025-10-11 16:23:58

Seeking Substantial Secrets (Easy)

Time of First Successful Submission: 2025-10-09 00:32:36

Seeking Substantial Secrets (Hard)

Time of First Successful Submission: 2025-10-12 13:57:21

Seeking Spanless Secrets (Easy)

Time of First Successful Submission: 2025-10-10 00:32:42

Seeking Spanless Secrets (Hard)

Time of First Successful Submission: 2025-10-13 23:40:33

Seeking Smuggled Secrets (Easy)

Time of First Successful Submission: 2025-10-10 22:07:57

Seeking Smuggled Secrets (Hard)

Time of First Successful Submission: 2025-10-15 00:07:46

Sus Sequence (Easy)

Time of First Successful Submission: 2025-10-11 17:32:19

Sus Sequence (Hard)

Time of First Successful Submission: 2025-10-15 23:25:28

Echo Emanations (Easy)

Time of First Successful Submission: 2025-10-13 23:51:59

Echo Emanations (Hard)

Time of First Successful Submission: 2025-10-14 00:19:26

Stack Spoofing (Easy)

Time of First Successful Submission: 2025-10-15 00:38:41

Stack Spoofing (Hard)

Time of First Successful Submission: 2025-10-18 17:45:19

Stack Summoning (Easy)

Time of First Successful Submission: 2025-10-16 00:11:07

Stack Summoning (Hard)

Time of First Successful Submission: 2025-10-19 20:04:22

Enterprising Echo (Easy)

Time of First Successful Submission: 2025-10-17 00:27:43

Enterprising Echo (Hard)

Time of First Successful Submission: 2025-10-22 23:55:45

Ephemeral Echo (Easy)

Time of First Successful Submission: 2025-10-17 23:03:43

Ephemeral Echo (Hard)

Time of First Successful Submission: 2025-10-24 00:27:46

Seeking Safe Secrets (Easy)

Time of First Successful Submission: 2025-10-19 21:31:57

Seeking Safe Secrets (Hard)

Time of First Successful Submission: 2025-10-24 22:42:24

Sus Sequence Safety (Easy)

Time of First Successful Submission: 2025-10-21 23:05:47

Sus Sequence Safety (Hard)

Time of First Successful Submission: 2025-10-27 14:33:59

Safely Stack Summoning (Easy)

Time of First Successful Submission: 2025-10-22 00:38:37

Safely Stack Summoning (Hard)

Time of First Successful Submission: 2025-10-27 15:24:47

Overlapping Odyssey (Easy)

Time of First Successful Submission: 2025-10-25 10:55:09

Overlapping Odyssey (Hard)

Time of First Successful Submission: 2025-10-28 21:54:52

Tcache Terror (Easy)

Time of First Successful Submission: 2025-10-26 14:27:45

Tcache Terror (Hard)

Time of First Successful Submission: 2025-10-26 21:06:56

Containment Composition (Easy)

Time of First Successful Submission: 2025-10-29 22:53:58

Containment Composition (Hard)

Time of First Successful Submission: 2025-10-31 10:35:42

Constant Corruption (Easy)

Time of First Successful Submission: 2025-10-31 02:17:08

Constant Corruption (Hard)

Time of First Successful Submission: 2025-11-06 01:10:35

Return to YanLand (Easy)

Time of First Successful Submission: 2025-11-01 15:24:38

Return to YanLand (Hard)

Time of First Successful Submission: 2025-11-02 20:58:12

Escape from YanLand (Easy)

Time of First Successful Submission: 2025-11-04 01:13:06

Escape from YanLand (Hard)

Time of First Successful Submission: 2025-11-07 00:42:40

The YanFilter (Easy)

Time of First Successful Submission: 2025-11-04 23:12:08

The YanFilter (Hard)

Time of First Successful Submission: 2025-11-07 11:23:50

The Great YanFilter (Easy)

Time of First Successful Submission: 2025-11-05 00:28:23

The Great YanFilter (Hard)

Time of First Successful Submission: 2025-11-08 14:37:13

Yan85 Reborn (Easy)

Time of First Successful Submission: 2025-11-08 15:29:23

Yan85 Reborn (Hard)

Time of First Successful Submission: 2025-11-09 15:18:21

System Security

78 / 95 221 / 3184

chroot-escape-basic

Time of First Successful Submission: 2021-11-05 18:27:48

chroot-shellcode

Time of First Successful Submission: 2021-11-05 23:03:28

chroot-proper

Time of First Successful Submission: 2021-11-05 23:56:30

seccomp-basic

Time of First Successful Submission: 2021-11-10 05:38:15

seccomp-linkat

Time of First Successful Submission: 2021-11-12 23:59:02

seccomp-fchdir

Time of First Successful Submission: 2025-11-09 15:47:39

seccomp-rechroot

Time of First Successful Submission: 2025-11-11 00:09:21

seccomp-only

Time of First Successful Submission: 2025-11-11 02:12:55

seccomp-arch32

Time of First Successful Submission: 2025-11-11 23:29:26

seccomp-minimal

Time of First Successful Submission: 2025-11-11 23:52:52

seccomp-timebased

Time of First Successful Submission: 2025-11-12 23:52:24

seccomp-readonly

Time of First Successful Submission: 2025-11-13 12:31:48

process-isolation

Time of First Successful Submission: 2025-11-13 00:17:33

mount-namespace

Time of First Successful Submission: 2025-11-13 01:18:35

mount-cleanup

Time of First Successful Submission: 2025-11-14 00:48:05

mount-readonly

Time of First Successful Submission: 2025-11-14 01:03:29

mount-shellcode

Time of First Successful Submission: 2025-11-14 11:14:04

mount-bindmount

Time of First Successful Submission: 2025-11-15 12:08:46

level1.0

Time of First Successful Submission: 2025-11-16 12:59:49

level1.1

Time of First Successful Submission: 2025-11-16 13:10:32

level2.0

Time of First Successful Submission: 2025-11-16 14:33:25

level2.1

Time of First Successful Submission: 2025-11-16 14:54:24

level3.0

Time of First Successful Submission: 2025-11-17 12:25:05

level3.1

Time of First Successful Submission: 2025-11-18 01:36:24

level4.0

Time of First Successful Submission: 2025-11-18 12:17:04

level4.1

Time of First Successful Submission: 2025-11-20 12:13:52

level5.0

Time of First Successful Submission: 2025-11-19 12:09:05

level5.1

Time of First Successful Submission: 2025-11-22 03:12:37

level6.0

Time of First Successful Submission: 2025-11-22 11:57:41

level6.1

Time of First Successful Submission: 2025-11-22 12:32:02

level7.0

Time of First Successful Submission: 2025-11-23 14:37:50

level7.1

Time of First Successful Submission: 2025-11-23 14:53:23

level8.0

Time of First Successful Submission: 2025-11-23 15:36:55

level8.1

Time of First Successful Submission: 2025-11-23 16:48:15

level9.0

Time of First Successful Submission: 2025-11-24 15:30:46

level9.1

Time of First Successful Submission: 2025-11-25 14:17:56

level10.0

Time of First Successful Submission: 2025-11-26 14:29:28

level10.1

Time of First Successful Submission: 2025-11-25 17:51:00

level11.0

Time of First Successful Submission: 2025-11-27 20:00:42

level11.1

Time of First Successful Submission: 2025-11-25 18:08:31

level1.0

Time of First Successful Submission: 2025-11-27 21:08:01

level1.1

Time of First Successful Submission: 2025-11-28 10:30:39

level2.0

Time of First Successful Submission: 2025-11-28 11:27:06

level2.1

Time of First Successful Submission: 2025-12-05 23:28:35

level3.0

Time of First Successful Submission: 2025-11-28 19:54:47

level3.1

Time of First Successful Submission: 2025-12-06 14:07:43

level4.0

Time of First Successful Submission: 2025-11-29 15:57:11

level4.1

Time of First Successful Submission: 2025-12-07 13:47:18

level5.0

Time of First Successful Submission: 2025-11-29 20:04:18

level5.1

Time of First Successful Submission: 2025-12-08 12:17:06

level6.0

Time of First Successful Submission: 2025-11-30 16:28:38

level6.1

Time of First Successful Submission: 2025-12-09 12:13:52

level7.0

Time of First Successful Submission: 2025-12-02 01:52:08

level7.1

Time of First Successful Submission: 2025-12-10 23:36:33

level8.0

Time of First Successful Submission: 2025-12-03 01:37:46

level8.1

Time of First Successful Submission: 2025-12-11 10:26:03

level9.0

Time of First Successful Submission: 2025-12-04 01:21:47

level9.1

Time of First Successful Submission: 2025-12-12 10:51:32

level10.0

Time of First Successful Submission: 2025-12-05 01:51:14

level10.1

Time of First Successful Submission: 2025-12-19 12:23:46

level11.0

Time of First Successful Submission: 2025-12-06 19:52:18

level11.1

Time of First Successful Submission: 2025-12-22 07:29:08

level12.0

Time of First Successful Submission: 2025-12-18 14:39:24

level12.1

Time of First Successful Submission: 2025-12-23 14:57:37

Baby Spectre 1

Time of First Successful Submission: 2025-12-24 07:49:35

Baby Spectre 2

Time of First Successful Submission: 2025-12-26 15:05:00

Baby Spectre 3

Time of First Successful Submission: 2026-01-03 12:54:18

Baby Spectre 4

Time of First Successful Submission: 2026-01-03 17:14:43

Baby Spectre 5

Time of First Successful Submission: 2026-01-04 17:29:11

Prefetch Peek

Time of First Successful Submission: 2026-01-08 02:06:03

Spooky Spectre 1

Time of First Successful Submission: 2026-01-10 01:28:21

Spooky Spectre 2

Time of First Successful Submission: 2026-01-10 12:44:49

Yan85 Reloaded

Time of First Successful Submission: 2026-01-14 01:31:38

Ghost in the YPU 1

Time of First Successful Submission: 2026-01-17 02:00:01

Ghost in the YPU 2

Time of First Successful Submission: 2026-01-18 19:35:08

Molten Access

Time of First Successful Submission: 2026-01-22 01:52:15

Software Exploitation

2 / 90 1693 / 1931

Level1.0

Time of First Successful Submission: 2025-07-11 23:05:18

Level1.1

Time of First Successful Submission: 2025-09-09 01:12:04

Start Here

11 / 12 2137 / 38361

Using the Terminal

Time of First Successful Submission: 2025-08-24 12:03:29

Using the VSCode Workspace

Time of First Successful Submission: 2025-05-03 14:34:44

Using the GUI Desktop

Time of First Successful Submission: 2025-05-03 14:36:44

Pasting into the Desktop

Time of First Successful Submission: 2025-05-03 14:37:56

Restarting Challenges

Time of First Successful Submission: 2025-05-03 14:41:11

Challenge Programs

Time of First Successful Submission: 2025-05-03 14:44:27

The Flag File

Time of First Successful Submission: 2025-05-03 14:45:47

Using Privileged Mode

Time of First Successful Submission: 2025-05-03 14:48:48

Persistent Home Directories - One

Time of First Successful Submission: 2025-05-03 14:50:30

Persistent Home Directories - Two

Time of First Successful Submission: 2025-05-03 14:51:17

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2025-08-25 22:28:58

Intro to Arguments

Time of First Successful Submission: 2025-09-08 11:28:59

Command History

Time of First Successful Submission: 2025-09-14 14:46:07

The Root

Time of First Successful Submission: 2025-09-16 01:09:40

Program and absolute paths

Time of First Successful Submission: 2025-09-16 11:15:46

Position thy self

Time of First Successful Submission: 2025-09-23 12:19:16

Position elsewhere

Time of First Successful Submission: 2025-09-24 11:00:00

implicit relative paths, from /

Time of First Successful Submission: 2025-10-02 23:55:40

explicit relative paths, from /

Time of First Successful Submission: 2025-10-21 00:56:41

implicit relative path

Time of First Successful Submission: 2025-10-30 23:11:49

home sweet home

Time of First Successful Submission: 2025-11-21 23:32:30

cat: not the pet, but the command!

Time of First Successful Submission: 2025-12-13 19:03:57

catting absolute paths

Time of First Successful Submission: 2025-12-14 05:31:07

more catting practice

Time of First Successful Submission: 2025-12-15 05:10:49

grepping for a needle in a haystack

Time of First Successful Submission: 2025-12-16 05:18:08

comparing files

Time of First Successful Submission: 2025-12-17 07:08:17

listing files

Time of First Successful Submission: 2025-12-18 07:21:51

touching files

Time of First Successful Submission: 2025-12-19 05:12:46

removing files

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

moving files

Time of First Successful Submission: 2025-12-21 05:09:35

copying files

Time of First Successful Submission: 2025-12-22 05:27:55

hidden files

Time of First Successful Submission: 2025-12-23 05:03:56

An Epic Filesystem Quest

Time of First Successful Submission: 2025-12-24 06:04:36

making directories

Time of First Successful Submission: 2025-12-25 05:44:07

finding files

Time of First Successful Submission: 2025-12-26 11:55:53

linking files

Time of First Successful Submission: 2025-12-27 06:06:22

Learning From Documentation

Time of First Successful Submission: 2025-12-28 05:32:30

Learning Complex Usage

Time of First Successful Submission: 2025-12-29 05:29:14

Reading Manuals

Time of First Successful Submission: 2025-12-30 07:38:04

Searching Manuals

Time of First Successful Submission: 2025-12-31 05:14:33

Searching For Manuals

Time of First Successful Submission: 2026-01-01 05:04:00

Helpful Programs

Time of First Successful Submission: 2026-01-02 11:14:43

Redirecting output

Time of First Successful Submission: 2026-01-06 01:08:07

Redirecting more output

Time of First Successful Submission: 2026-01-07 02:25:15

Appending output

Time of First Successful Submission: 2026-01-09 02:32:34

Redirecting errors

Time of First Successful Submission: 2026-01-11 20:46:35

Redirecting input

Time of First Successful Submission: 2026-01-13 02:40:59

Grepping stored results

Time of First Successful Submission: 2026-01-13 02:45:30

Grepping live output

Time of First Successful Submission: 2026-01-14 00:25:52

Grepping errors

Time of First Successful Submission: 2026-01-15 00:42:46

Filtering with grep -v

Time of First Successful Submission: 2026-01-16 01:35:05

Filtering with sed

Time of First Successful Submission: 2026-01-17 00:35:10

Duplicating piped data with tee

Time of First Successful Submission: 2026-01-17 20:16:36

Process substitution for input

Time of First Successful Submission: 2026-01-19 23:47:10

Writing to multiple programs

Time of First Successful Submission: 2026-01-21 01:26:25

Split-piping stderr and stdout

Time of First Successful Submission: 2026-01-22 01:31:07

Computing 101

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set-register

Time of First Successful Submission: 2021-09-12 04:36:52

add-to-register

Time of First Successful Submission: 2021-09-12 04:38:04

linear-equation-registers

Time of First Successful Submission: 2021-09-12 04:43:08

integer-division

Time of First Successful Submission: 2021-09-14 05:40:53

modulo-operation

Time of First Successful Submission: 2021-09-14 05:42:39

efficient-modulo

Time of First Successful Submission: 2021-09-14 05:59:16

byte-extraction

Time of First Successful Submission: 2021-10-26 03:57:25

bitwise-and

Time of First Successful Submission: 2021-10-26 04:01:01

check-even

Time of First Successful Submission: 2021-10-26 04:09:07

memory-increment

Time of First Successful Submission: 2021-10-26 04:11:49

memory-size-access

Time of First Successful Submission: 2021-10-26 04:15:05

little-endian-write

Time of First Successful Submission: 2021-10-26 04:17:32

memory-sum

Time of First Successful Submission: 2021-10-26 04:22:00

stack-subtraction

Time of First Successful Submission: 2021-10-26 04:23:40

swap-stack-values

Time of First Successful Submission: 2021-10-26 04:25:58

average-stack-values

Time of First Successful Submission: 2021-10-26 04:33:57

jump-trampoline

Time of First Successful Submission: 2021-10-27 05:41:32

conditional-jump

Time of First Successful Submission: 2021-10-27 05:56:34

indirect-jump

Time of First Successful Submission: 2021-10-28 05:31:17

average-loop

Time of First Successful Submission: 2021-10-28 06:06:00

count-non-zero

Time of First Successful Submission: 2021-10-28 06:14:19

string-lower

Time of First Successful Submission: 2021-10-28 06:39:35

most-common-byte

Time of First Successful Submission: 2021-10-28 14:10:02

Playing With Programs

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cat

Time of First Successful Submission: 2021-10-14 13:15:55

more

Time of First Successful Submission: 2021-10-14 13:17:18

less

Time of First Successful Submission: 2021-10-14 13:18:26

tail

Time of First Successful Submission: 2021-10-14 13:19:56

head

Time of First Successful Submission: 2021-10-14 13:20:57

sort

Time of First Successful Submission: 2021-10-14 13:22:00

vim

Time of First Successful Submission: 2021-10-14 13:22:53

emacs

Time of First Successful Submission: 2021-10-14 13:23:52

nano

Time of First Successful Submission: 2021-10-14 13:26:10

rev

Time of First Successful Submission: 2021-10-14 13:27:17

od

Time of First Successful Submission: 2021-10-14 13:33:25

hd

Time of First Successful Submission: 2021-10-15 13:17:31

xxd

Time of First Successful Submission: 2021-10-15 13:18:41

base32

Time of First Successful Submission: 2021-10-15 13:20:30

base64

Time of First Successful Submission: 2021-10-15 13:21:35

split

Time of First Successful Submission: 2021-10-15 13:24:45

gzip

Time of First Successful Submission: 2021-10-15 13:28:35

bzip2

Time of First Successful Submission: 2021-10-15 13:30:28

zip

Time of First Successful Submission: 2021-10-15 13:37:38

tar

Time of First Successful Submission: 2021-10-15 13:46:02

ar

Time of First Successful Submission: 2021-10-16 20:23:15

cpio

Time of First Successful Submission: 2021-10-16 20:32:06

genisoimage

Time of First Successful Submission: 2021-10-19 05:22:57

env

Time of First Successful Submission: 2021-10-19 05:25:40

find

Time of First Successful Submission: 2021-10-19 05:28:23

make

Time of First Successful Submission: 2021-10-19 05:30:33

nice

Time of First Successful Submission: 2021-10-19 05:32:09

timeout

Time of First Successful Submission: 2021-10-19 05:33:18

stdbuf

Time of First Successful Submission: 2021-10-19 05:34:46

setarch

Time of First Successful Submission: 2021-10-19 05:38:52

watch

Time of First Successful Submission: 2021-10-19 05:40:36

socat

Time of First Successful Submission: 2021-10-19 05:48:35

whiptail

Time of First Successful Submission: 2021-10-19 05:53:17

awk

Time of First Successful Submission: 2021-10-20 04:52:12

sed

Time of First Successful Submission: 2021-10-20 04:55:05

ed

Time of First Successful Submission: 2021-10-20 05:00:12

chown

Time of First Successful Submission: 2021-10-20 05:01:24

chmod

Time of First Successful Submission: 2021-10-20 05:02:22

cp

Time of First Successful Submission: 2021-10-20 05:06:57

mv

Time of First Successful Submission: 2021-10-20 05:52:36

perl

Time of First Successful Submission: 2021-10-20 05:55:51

python

Time of First Successful Submission: 2021-10-21 05:55:13

ruby

Time of First Successful Submission: 2021-10-21 05:58:40

bash

Time of First Successful Submission: 2021-10-21 06:06:55

date

Time of First Successful Submission: 2021-10-21 06:08:18

dmesg

Time of First Successful Submission: 2021-10-21 06:15:21

wc

Time of First Successful Submission: 2021-10-21 06:18:43

gcc

Time of First Successful Submission: 2021-10-21 06:26:22

as

Time of First Successful Submission: 2021-10-21 06:27:47

wget

Time of First Successful Submission: 2021-10-21 06:38:44

ssh-keygen

Time of First Successful Submission: 2021-10-22 14:16:38

CybHer Dojo

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Using the Terminal

Time of First Successful Submission: 2025-08-24 12:03:29

Using the VSCode Workspace

Time of First Successful Submission: 2025-05-03 14:34:44

Using the GUI Desktop

Time of First Successful Submission: 2025-05-03 14:36:44

Pasting into the Desktop

Time of First Successful Submission: 2025-05-03 14:37:56

Restarting Challenges

Time of First Successful Submission: 2025-05-03 14:41:11

Getting Help

Time of First Successful Submission: 2025-05-03 14:43:32

Challenge Programs

Time of First Successful Submission: 2025-05-03 14:44:27

The Flag File

Time of First Successful Submission: 2025-05-03 14:45:47

Using Privileged Mode

Time of First Successful Submission: 2025-05-03 14:48:48

Persistent Home Directories - One

Time of First Successful Submission: 2025-05-03 14:50:30

Persistent Home Directories - Two

Time of First Successful Submission: 2025-05-03 14:51:17

GCA CTF

11 / 104 2284 / 38578

Using the Terminal

Time of First Successful Submission: 2025-08-24 12:03:29

Using the VSCode Workspace

Time of First Successful Submission: 2025-05-03 14:34:44

Using the GUI Desktop

Time of First Successful Submission: 2025-05-03 14:36:44

Pasting into the Desktop

Time of First Successful Submission: 2025-05-03 14:37:56

Restarting Challenges

Time of First Successful Submission: 2025-05-03 14:41:11

Getting Help

Time of First Successful Submission: 2025-05-03 14:43:32

Challenge Programs

Time of First Successful Submission: 2025-05-03 14:44:27

The Flag File

Time of First Successful Submission: 2025-05-03 14:45:47

Using Privileged Mode

Time of First Successful Submission: 2025-05-03 14:48:48

Persistent Home Directories - One

Time of First Successful Submission: 2025-05-03 14:50:30

Persistent Home Directories - Two

Time of First Successful Submission: 2025-05-03 14:51:17