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pwn.college Archives

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level1

Time of First Successful Submission: 2022-09-07 09:46:43

level2

Time of First Successful Submission: 2022-09-07 10:08:52

level3

Time of First Successful Submission: 2022-09-07 10:45:33

level4

Time of First Successful Submission: 2022-09-07 10:50:22

level5

Time of First Successful Submission: 2022-09-07 10:55:50

level6

Time of First Successful Submission: 2022-09-08 03:08:35

level7

Time of First Successful Submission: 2022-09-08 03:10:36

level8

Time of First Successful Submission: 2022-09-08 03:12:33

level9

Time of First Successful Submission: 2022-09-08 03:15:36

level10

Time of First Successful Submission: 2022-09-08 03:27:02

level11

Time of First Successful Submission: 2022-09-08 03:30:07

level12

Time of First Successful Submission: 2022-09-08 03:32:30

level13

Time of First Successful Submission: 2022-09-08 03:35:45

level14

Time of First Successful Submission: 2022-09-08 03:37:06

level15

Time of First Successful Submission: 2023-03-22 05:07:00

level16

Time of First Successful Submission: 2023-03-22 05:11:30

level17

Time of First Successful Submission: 2023-03-22 05:14:14

level18

Time of First Successful Submission: 2023-03-22 05:16:20

level19

Time of First Successful Submission: 2023-03-22 05:22:01

level20

Time of First Successful Submission: 2023-03-22 05:24:41

level21

Time of First Successful Submission: 2023-03-22 05:28:00

level22

Time of First Successful Submission: 2022-09-08 03:44:54

level23

Time of First Successful Submission: 2022-09-08 03:51:41

level24

Time of First Successful Submission: 2022-09-08 03:57:33

level25

Time of First Successful Submission: 2022-09-08 04:00:00

level26

Time of First Successful Submission: 2022-09-08 04:18:15

level27

Time of First Successful Submission: 2022-09-08 07:24:01

level28

Time of First Successful Submission: 2022-09-08 07:31:06

level29

Time of First Successful Submission: 2022-09-08 08:07:17

level30

Time of First Successful Submission: 2022-09-08 08:38:49

level31

Time of First Successful Submission: 2022-09-08 08:44:31

level32

Time of First Successful Submission: 2022-09-08 08:50:57

level33

Time of First Successful Submission: 2022-09-08 09:00:00

level34

Time of First Successful Submission: 2022-09-08 09:04:02

level35

Time of First Successful Submission: 2022-09-08 09:07:40

level36

Time of First Successful Submission: 2022-09-08 09:09:25

level37

Time of First Successful Submission: 2022-09-08 09:11:01

level38

Time of First Successful Submission: 2023-03-22 05:42:41

level39

Time of First Successful Submission: 2023-03-22 05:43:48

level40

Time of First Successful Submission: 2022-09-08 09:16:08

level41

Time of First Successful Submission: 2023-03-22 05:53:21

level42

Time of First Successful Submission: 2022-09-08 09:18:19

level43

Time of First Successful Submission: 2023-03-22 05:55:54

level44

Time of First Successful Submission: 2022-09-08 09:20:25

level45

Time of First Successful Submission: 2023-03-22 05:57:27

level46

Time of First Successful Submission: 2023-03-22 07:19:25

level47

Time of First Successful Submission: 2022-09-08 10:10:01

level48

Time of First Successful Submission: 2023-03-22 07:22:36

level49

Time of First Successful Submission: 2023-03-22 07:24:05

level50

Time of First Successful Submission: 2023-03-22 07:27:48

level51

Time of First Successful Submission: 2023-03-22 07:39:21

level52

Time of First Successful Submission: 2023-03-22 07:43:24

level53

Time of First Successful Submission: 2023-03-22 08:26:17

level54

Time of First Successful Submission: 2022-09-08 13:04:09

level55

Time of First Successful Submission: 2023-03-22 08:28:09

level56

Time of First Successful Submission: 2022-09-08 13:10:43

level57

Time of First Successful Submission: 2023-03-22 08:29:31

level58

Time of First Successful Submission: 2022-09-08 13:28:45

level59

Time of First Successful Submission: 2023-03-22 08:37:57

level60

Time of First Successful Submission: 2022-09-08 15:30:46

level61

Time of First Successful Submission: 2022-09-10 14:29:44

level62

Time of First Successful Submission: 2023-03-22 08:42:05

level63

Time of First Successful Submission: 2023-03-22 08:44:48

level64

Time of First Successful Submission: 2023-03-22 08:52:09

level65

Time of First Successful Submission: 2022-09-11 04:13:17

level66

Time of First Successful Submission: 2022-09-11 04:17:43

level67

Time of First Successful Submission: 2023-03-22 16:25:29

level68

Time of First Successful Submission: 2022-09-11 04:26:05

level70

Time of First Successful Submission: 2023-03-23 02:03:46

level71

Time of First Successful Submission: 2022-09-12 09:10:10

level72

Time of First Successful Submission: 2022-09-12 09:19:50

level73

Time of First Successful Submission: 2022-09-12 09:34:59

level74

Time of First Successful Submission: 2022-09-12 14:17:30

level76

Time of First Successful Submission: 2023-03-23 02:09:02

level77

Time of First Successful Submission: 2022-09-25 03:16:46

level78

Time of First Successful Submission: 2023-03-23 02:26:18

level79

Time of First Successful Submission: 2022-09-28 09:40:35

level80

Time of First Successful Submission: 2022-09-28 09:47:11

level82

Time of First Successful Submission: 2023-03-23 02:39:10

level83

Time of First Successful Submission: 2022-09-28 09:52:23

level84

Time of First Successful Submission: 2023-03-23 03:30:52

level85

Time of First Successful Submission: 2022-09-28 10:03:29

level86

Time of First Successful Submission: 2022-09-28 10:10:13

level87

Time of First Successful Submission: 2022-09-30 07:32:32

level88

Time of First Successful Submission: 2022-10-01 03:37:36

level89

Time of First Successful Submission: 2022-10-01 03:39:55

level90

Time of First Successful Submission: 2023-03-23 03:39:34

level91

Time of First Successful Submission: 2023-03-23 03:42:31

level92

Time of First Successful Submission: 2023-03-23 05:33:54

level93

Time of First Successful Submission: 2023-03-23 05:39:31

level94

Time of First Successful Submission: 2022-10-01 04:07:13

level95

Time of First Successful Submission: 2023-03-23 05:46:26

level96

Time of First Successful Submission: 2023-03-23 05:49:34

level97

Time of First Successful Submission: 2022-10-01 04:31:13

level98

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

level99

Time of First Successful Submission: 2022-10-01 04:55:12

level100

Time of First Successful Submission: 2022-10-01 06:57:42

level101

Time of First Successful Submission: 2023-03-23 06:41:46

level102

Time of First Successful Submission: 2022-10-01 07:12:59

level103

Time of First Successful Submission: 2022-10-04 07:04:45

level104

Time of First Successful Submission: 2022-10-04 07:32:18

level105

Time of First Successful Submission: 2022-10-04 07:39:05

level106

Time of First Successful Submission: 2022-10-07 05:10:33

level107

Time of First Successful Submission: 2022-10-07 05:17:59

level108

Time of First Successful Submission: 2023-03-23 07:00:02

level109

Time of First Successful Submission: 2023-03-23 07:01:20

level110

Time of First Successful Submission: 2022-10-07 05:31:02

level111

Time of First Successful Submission: 2023-03-23 07:03:56

level112

Time of First Successful Submission: 2022-10-07 09:31:16

level113

Time of First Successful Submission: 2022-10-13 04:44:11

level114

Time of First Successful Submission: 2023-03-23 07:11:12

level115

Time of First Successful Submission: 2022-10-13 13:45:33

level116

Time of First Successful Submission: 2022-10-17 05:53:01

level117

Time of First Successful Submission: 2022-10-17 05:56:02

level118

Time of First Successful Submission: 2022-10-17 06:00:50

level119

Time of First Successful Submission: 2023-03-23 07:19:08

level120

Time of First Successful Submission: 2022-10-17 06:06:59

level121

Time of First Successful Submission: 2023-03-23 07:21:58

level122

Time of First Successful Submission: 2023-03-23 07:23:18

level123

Time of First Successful Submission: 2022-10-17 06:11:15

level124

Time of First Successful Submission: 2023-03-23 07:25:07

level125

Time of First Successful Submission: 2023-03-23 07:37:17

level126

Time of First Successful Submission: 2022-10-17 06:42:11

level127

Time of First Successful Submission: 2023-03-23 09:08:02

level128

Time of First Successful Submission: 2022-10-17 07:33:42

level129

Time of First Successful Submission: 2023-03-23 09:22:33

level130

Time of First Successful Submission: 2023-03-23 09:26:32

level131

Time of First Successful Submission: 2022-10-17 07:35:58

level132

Time of First Successful Submission: 2023-03-23 09:29:55

level133

Time of First Successful Submission: 2022-10-17 08:02:36

level134

Time of First Successful Submission: 2023-03-23 10:30:57

level135

Time of First Successful Submission: 2023-03-23 10:41:57

level136

Time of First Successful Submission: 2022-10-17 09:35:19

level137

Time of First Successful Submission: 2023-03-23 10:45:15

level138

Time of First Successful Submission: 2022-10-17 09:38:03

level139

Time of First Successful Submission: 2023-03-23 14:24:46

level140

Time of First Successful Submission: 2023-03-23 15:47:34

level141

Time of First Successful Submission: 2023-03-24 03:00:28

level142

Time of First Successful Submission: 2023-03-24 06:29:02

HTTP (curl)

Time of First Successful Submission: 2022-09-06 09:32:49

HTTP (python)

Time of First Successful Submission: 2022-09-06 09:44:40

URL Encoding (curl)

Time of First Successful Submission: 2022-09-06 12:06:28

URL Encoding (python)

Time of First Successful Submission: 2022-09-06 12:08:11

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2022-09-07 02:44:07

HTTP GET Parameters (python)

Time of First Successful Submission: 2022-09-07 02:45:46

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2022-09-07 02:56:43

Multiple Form Fields (python)

Time of First Successful Submission: 2022-09-07 04:05:55

HTTP JSON (curl)

Time of First Successful Submission: 2022-09-07 08:08:47

HTTP JSON (netcat)

Time of First Successful Submission: 2022-09-07 08:11:07

HTTP JSON (python)

Time of First Successful Submission: 2022-09-07 08:14:55

Complex HTTP JSON (curl)

Time of First Successful Submission: 2022-09-07 08:56:15

Complex HTTP JSON (netcat)

Time of First Successful Submission: 2022-09-07 09:02:43

Complex HTTP JSON (python)

Time of First Successful Submission: 2022-09-07 09:04:34

Server State (curl)

Time of First Successful Submission: 2022-09-07 09:28:13

Server State (netcat)

Time of First Successful Submission: 2022-09-07 09:30:45

Silenced Shellcode

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

Shellcode Shuffle

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

Shellcode Shuffle II

Time of First Successful Submission: 2023-04-04 11:15:41

Mmap Mirage (Easy)

Time of First Successful Submission: 2023-04-17 01:57:58

Mmap Mirage (Hard)

Time of First Successful Submission: 2023-04-17 02:23:06

Twisted Text (Easy)

Time of First Successful Submission: 2023-04-02 07:40:02

Twisted Text (Hard)

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

Tidy Task (Easy)

Time of First Successful Submission: 2023-04-02 08:36:50

Tidy Task (Hard)

Time of First Successful Submission: 2023-04-02 08:46:26

Logical License (Easy)

Time of First Successful Submission: 2023-04-02 09:03:05

Logical License (Hard)

Time of First Successful Submission: 2023-04-02 09:08:00

Modest Mangler (Easy)

Time of First Successful Submission: 2023-04-03 02:18:42

Modest Mangler (Hard)

Time of First Successful Submission: 2023-04-03 03:22:33

This is Yancode (Easy)

Time of First Successful Submission: 2023-04-09 07:54:00

This is Yancode (Hard)

Time of First Successful Submission: 2023-04-09 07:57:32

Powered by Yancode (Easy)

Time of First Successful Submission: 2023-04-09 08:15:24

Powered by Yancode (Hard)

Time of First Successful Submission: 2023-04-09 08:50:19

Yancode Inside (Easy)

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

Yancode Inside (Hard)

Time of First Successful Submission: 2023-04-09 09:06:18

Level 15

Time of First Successful Submission: 2023-04-15 14:47:25


Intro to Programming Languages

15 / 234 2121 / 28097


Commands

Time of First Successful Submission: 2025-07-25 05:57:08

Command Arguments

Time of First Successful Submission: 2025-07-25 05:59:36

Command History

Time of First Successful Submission: 2025-07-25 06:03:29

The Root Path

Time of First Successful Submission: 2025-07-25 06:08:53

Absolute Paths

Time of First Successful Submission: 2025-07-25 06:10:18

Changing position

Time of First Successful Submission: 2025-07-25 06:13:14

Changing to an Absolute Path

Time of First Successful Submission: 2025-07-25 06:14:47

Relative Paths

Time of First Successful Submission: 2025-07-25 06:19:12

Cat

Time of First Successful Submission: 2025-07-25 06:50:33

Ls

Time of First Successful Submission: 2025-07-25 07:06:25

Ls All

Time of First Successful Submission: 2025-07-25 07:33:53

Find

Time of First Successful Submission: 2025-07-25 08:36:53

Piping Echo

Time of First Successful Submission: 2025-07-28 02:38:29

Piping Stdout

Time of First Successful Submission: 2025-07-28 02:41:09

Piping Stdin

Time of First Successful Submission: 2025-07-28 03:07:16


Intro to Cybersecurity

172 / 183 262 / 17882


Path Traversal 1

Time of First Successful Submission: 2023-03-31 03:38:45

Path Traversal 2

Time of First Successful Submission: 2025-08-04 09:49:49

CMDi 1

Time of First Successful Submission: 2025-08-04 10:19:45

CMDi 2

Time of First Successful Submission: 2025-08-04 10:29:47

CMDi 3

Time of First Successful Submission: 2025-08-04 10:40:02

CMDi 4

Time of First Successful Submission: 2023-03-31 04:08:04

CMDi 5

Time of First Successful Submission: 2025-08-04 10:49:42

CMDi 6

Time of First Successful Submission: 2025-08-04 11:02:56

Authentication Bypass 1

Time of First Successful Submission: 2023-03-31 04:27:11

Authentication Bypass 2

Time of First Successful Submission: 2025-08-04 11:14:45

SQLi 1

Time of First Successful Submission: 2025-08-04 14:26:34

SQLi 2

Time of First Successful Submission: 2023-03-31 04:34:25

SQLi 3

Time of First Successful Submission: 2023-03-31 07:10:22

SQLi 4

Time of First Successful Submission: 2023-03-31 07:14:41

SQLi 5

Time of First Successful Submission: 2023-03-31 07:38:41

XSS 1

Time of First Successful Submission: 2025-08-04 14:40:53

XSS 2

Time of First Successful Submission: 2025-08-04 14:52:12

XSS 3

Time of First Successful Submission: 2023-03-31 07:43:29

XSS 4

Time of First Successful Submission: 2023-03-31 07:49:55

XSS 5

Time of First Successful Submission: 2023-03-31 08:03:37

XSS 6

Time of First Successful Submission: 2025-08-04 15:14:24

XSS 7

Time of First Successful Submission: 2025-08-04 15:31:32

CSRF 1

Time of First Successful Submission: 2023-03-31 08:52:42

CSRF 2

Time of First Successful Submission: 2023-03-31 09:56:04

CSRF 3

Time of First Successful Submission: 2025-08-04 16:00:20

CSRF 4

Time of First Successful Submission: 2023-03-31 10:58:18

CSRF 5

Time of First Successful Submission: 2023-04-15 14:15:21

Connect

Time of First Successful Submission: 2023-03-27 10:40:31

Send

Time of First Successful Submission: 2025-08-05 04:26:29

Shutdown

Time of First Successful Submission: 2025-08-05 04:41:18

Listen

Time of First Successful Submission: 2023-03-27 10:44:17

Scan 1

Time of First Successful Submission: 2023-03-27 10:49:53

Scan 2

Time of First Successful Submission: 2023-03-27 11:09:49

Monitor 1

Time of First Successful Submission: 2023-03-27 11:16:31

Monitor 2

Time of First Successful Submission: 2023-03-27 11:28:20

Sniffing Cookies

Time of First Successful Submission: 2025-08-05 05:11:48

Network Configuration

Time of First Successful Submission: 2023-03-27 11:37:18

Firewall 1

Time of First Successful Submission: 2025-08-05 11:17:24

Firewall 2

Time of First Successful Submission: 2025-08-05 11:19:49

Firewall 3

Time of First Successful Submission: 2025-08-05 11:24:04

Denial of Service 1

Time of First Successful Submission: 2025-08-05 11:39:13

Denial of Service 2

Time of First Successful Submission: 2025-08-05 12:09:22

Denial of Service 3

Time of First Successful Submission: 2025-08-05 13:33:40

Ethernet

Time of First Successful Submission: 2023-03-28 04:07:04

IP

Time of First Successful Submission: 2023-03-28 04:30:39

TCP

Time of First Successful Submission: 2023-03-28 04:43:02

TCP Handshake

Time of First Successful Submission: 2023-03-28 05:53:46

UDP

Time of First Successful Submission: 2025-08-06 10:59:57

UDP 2

Time of First Successful Submission: 2025-08-06 11:05:23

UDP Spoofing 1

Time of First Successful Submission: 2025-08-06 11:13:13

UDP Spoofing 2

Time of First Successful Submission: 2025-08-06 11:24:31

UDP Spoofing 3

Time of First Successful Submission: 2025-08-06 12:12:31

UDP Spoofing 4

Time of First Successful Submission: 2025-08-06 15:43:01

ARP

Time of First Successful Submission: 2023-03-28 05:22:59

Intercept

Time of First Successful Submission: 2023-03-28 07:31:26

Man-in-the-Middle

Time of First Successful Submission: 2023-03-28 17:10:45

XOR

Time of First Successful Submission: 2025-08-06 15:57:08

XORing Hex

Time of First Successful Submission: 2025-08-06 16:03:41

XORing ASCII

Time of First Successful Submission: 2025-08-06 16:22:34

XORing ASCII Strings

Time of First Successful Submission: 2025-08-06 16:37:33

One-time Pad

Time of First Successful Submission: 2023-03-29 06:59:46

One-time Pad Tampering

Time of First Successful Submission: 2025-08-06 16:59:11

Many-time Pad

Time of First Successful Submission: 2023-03-29 07:20:29

AES

Time of First Successful Submission: 2023-03-29 07:25:12

AES-ECB-CPA

Time of First Successful Submission: 2025-08-07 07:16:36

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-08-07 08:14:56

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-08-07 08:19:40

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-08-07 08:31:15

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-08-07 09:18:53

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-08-07 09:33:45

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2023-03-30 03:19:51

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-08-07 11:44:35

AES-CBC

Time of First Successful Submission: 2025-08-07 14:37:54

AES-CBC Tampering

Time of First Successful Submission: 2025-08-07 15:57:46

AES-CBC Resizing

Time of First Successful Submission: 2025-08-07 16:05:11

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-08-07 18:40:10

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-08-07 18:57:35

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-08-08 12:39:52

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-08-08 13:12:47

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-10-03 13:08:27

DHKE

Time of First Successful Submission: 2023-03-29 10:39:42

DHKE-to-AES

Time of First Successful Submission: 2025-08-08 13:55:01

RSA 1

Time of First Successful Submission: 2023-03-29 11:10:12

RSA 2

Time of First Successful Submission: 2023-03-29 11:20:06

RSA 3

Time of First Successful Submission: 2023-03-30 04:52:36

RSA 4

Time of First Successful Submission: 2023-03-30 05:08:16

RSA Signatures

Time of First Successful Submission: 2025-08-08 15:38:09

SHA 1

Time of First Successful Submission: 2023-03-30 01:51:00

SHA 2

Time of First Successful Submission: 2023-03-30 01:56:11

TLS 1

Time of First Successful Submission: 2023-03-30 04:45:54

TLS 2

Time of First Successful Submission: 2023-03-30 11:14:43

level1

Time of First Successful Submission: 2025-08-09 14:20:01

level2

Time of First Successful Submission: 2025-08-09 14:24:27

level3

Time of First Successful Submission: 2025-08-09 14:30:22

level4

Time of First Successful Submission: 2025-08-09 14:45:21

level5

Time of First Successful Submission: 2025-08-09 15:31:35

level6

Time of First Successful Submission: 2025-08-09 16:09:03

level7

Time of First Successful Submission: 2025-08-10 06:49:12

level8

Time of First Successful Submission: 2025-08-09 16:19:05

level9

Time of First Successful Submission: 2025-08-09 16:21:09

level10

Time of First Successful Submission: 2025-08-09 16:24:23

level11

Time of First Successful Submission: 2025-08-09 16:29:49

level12

Time of First Successful Submission: 2025-08-10 06:52:48

level13

Time of First Successful Submission: 2025-08-10 06:55:18

level14

Time of First Successful Submission: 2025-08-10 06:56:43

level15

Time of First Successful Submission: 2025-08-10 06:57:47

level16

Time of First Successful Submission: 2025-08-10 06:59:23

level17

Time of First Successful Submission: 2025-08-10 08:07:18

level18

Time of First Successful Submission: 2025-08-10 08:09:07

level19

Time of First Successful Submission: 2025-08-10 08:24:11

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-08-10 09:01:53

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-08-10 09:08:42

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-08-10 09:35:36

Reading Endianness (Python)

Time of First Successful Submission: 2025-08-10 09:48:02

Reading Endianness (C)

Time of First Successful Submission: 2025-08-10 09:59:41

Reading Endianness (x86)

Time of First Successful Submission: 2025-08-10 10:02:42

Version Information (Python)

Time of First Successful Submission: 2025-08-10 16:09:00

Version Information (C)

Time of First Successful Submission: 2025-08-10 16:31:06

Version Information (x86)

Time of First Successful Submission: 2025-08-10 16:43:32

Metadata and Data (Python)

Time of First Successful Submission: 2025-08-14 04:32:56

Metadata and Data (C)

Time of First Successful Submission: 2025-08-14 04:38:53

Metadata and Data (x86)

Time of First Successful Submission: 2025-08-14 04:47:38

Input Restrictions (Python)

Time of First Successful Submission: 2025-08-18 08:24:05

Input Restrictions (C)

Time of First Successful Submission: 2025-08-18 08:26:38

Input Restrictions (x86)

Time of First Successful Submission: 2025-08-18 08:30:54

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-08-18 08:35:42

Behold the cIMG! (C)

Time of First Successful Submission: 2025-08-18 08:42:44

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-08-18 08:46:12

A Basic cIMG (Python)

Time of First Successful Submission: 2025-08-18 08:51:52

A Basic cIMG (C)

Time of First Successful Submission: 2025-08-18 08:56:03

A Basic cIMG (x86)

Time of First Successful Submission: 2025-08-18 09:03:27

Internal State Mini (C)

Time of First Successful Submission: 2025-08-18 10:12:02

Internal State Mini (x86)

Time of First Successful Submission: 2025-08-27 09:38:08

Internal State (C)

Time of First Successful Submission: 2025-08-27 10:53:59

Internal State (x86)

Time of First Successful Submission: 2025-08-27 11:42:27

File Formats: Directives (C)

Time of First Successful Submission: 2025-09-09 14:09:27

File Formats: Directives (x86)

Time of First Successful Submission: 2025-10-03 18:18:04

The Patch Directive

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

Optimizing for Space

Time of First Successful Submission: 2025-10-04 14:34:48

Tweaking Images

Time of First Successful Submission: 2025-10-04 15:44:44

Storage and Retrieval

Time of First Successful Submission: 2025-10-06 05:41:12

Extracting Knowledge

Time of First Successful Submission: 2025-10-06 16:06:21

Advanced Sprites

Time of First Successful Submission: 2025-11-14 14:02:49

Accessing Resources

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

Unsafe Animations

Time of First Successful Submission: 2025-11-14 15:16:57

Animations

Time of First Successful Submission: 2025-11-15 03:02:39

Interoperability: Patching Data

Time of First Successful Submission: 2025-11-15 04:16:57

Patching Code

Time of First Successful Submission: 2025-11-15 08:44:39

Patching Control Flow

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

Your First Overflow (easy)

Time of First Successful Submission: 2023-04-15 03:47:10

Your First Overflow (hard)

Time of First Successful Submission: 2023-04-15 05:51:19

Precision (easy)

Time of First Successful Submission: 2025-11-15 09:50:33

Precision (hard)

Time of First Successful Submission: 2025-11-15 09:59:39

Variable Control (easy)

Time of First Successful Submission: 2023-04-15 06:10:26

Variable Control (hard)

Time of First Successful Submission: 2023-04-15 07:49:43

Control Hijack (easy)

Time of First Successful Submission: 2023-04-15 07:57:15

Control Hijack (hard)

Time of First Successful Submission: 2023-04-15 08:05:13

Tricky Control Hijack (easy)

Time of First Successful Submission: 2023-04-16 06:01:14

Tricky Control Hijack (hard)

Time of First Successful Submission: 2023-04-16 06:05:22

PIEs (easy)

Time of First Successful Submission: 2023-04-16 06:19:45

PIEs (hard)

Time of First Successful Submission: 2023-04-16 06:22:08

String Lengths (easy)

Time of First Successful Submission: 2023-04-16 06:28:07

String Lengths (hard)

Time of First Successful Submission: 2023-04-16 06:37:19

Basic Shellcode

Time of First Successful Submission: 2023-04-04 03:45:06

NOP Sleds

Time of First Successful Submission: 2023-04-04 03:52:55

NULL-Free Shellcode

Time of First Successful Submission: 2023-04-04 05:55:50

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2023-04-26 10:51:52

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2023-04-26 10:59:14

Hijack to Shellcode (easy)

Time of First Successful Submission: 2023-04-26 14:48:14

Hijack to Shellcode (hard)

Time of First Successful Submission: 2023-04-26 14:49:19

ECB-to-Win (easy)

Time of First Successful Submission: 2025-11-15 14:08:56

ECB-to-Win (hard)

Time of First Successful Submission: 2025-11-15 15:39:46


Program Security

80 / 162 843 / 9022


ello ackers!

Time of First Successful Submission: 2023-04-04 07:01:11

Syscall Smuggler

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

Syscall Shenanigans

Time of First Successful Submission: 2023-04-04 08:37:58

Byte Budget

Time of First Successful Submission: 2023-04-04 09:55:45

ClobberCode

Time of First Successful Submission: 2023-04-04 10:58:09

Diverse Delivery

Time of First Successful Submission: 2023-04-04 11:22:55

Pocket Payload

Time of First Successful Submission: 2023-04-05 01:59:34

Micro Menace

Time of First Successful Submission: 2023-04-05 03:55:12

Bounds Breaker (Easy)

Time of First Successful Submission: 2023-04-15 08:38:12

Bounds Breaker (Hard)

Time of First Successful Submission: 2023-04-15 08:45:16

Casting Catastrophe (Easy)

Time of First Successful Submission: 2023-04-15 09:59:59

Casting Catastrophe (Hard)

Time of First Successful Submission: 2023-04-15 10:08:39

Loop Lunacy (Easy)

Time of First Successful Submission: 2023-04-16 07:33:22

Loop Lunacy (Hard)

Time of First Successful Submission: 2023-04-16 07:52:40

Nosy Neighbor (Easy)

Time of First Successful Submission: 2023-04-17 01:45:27

Nosy Neighbor (Hard)

Time of First Successful Submission: 2023-04-17 01:48:07

Recursive Ruin (Easy)

Time of First Successful Submission: 2023-04-17 03:24:13

Recursive Ruin (Hard)

Time of First Successful Submission: 2023-04-17 03:35:35

Lingering Leftover (Easy)

Time of First Successful Submission: 2023-04-17 04:04:36

Lingering Leftover (Hard)

Time of First Successful Submission: 2023-04-17 04:13:07

Latent Leak (Easy)

Time of First Successful Submission: 2023-04-17 07:12:48

Latent Leak (Hard)

Time of First Successful Submission: 2023-04-17 07:43:27

Fork Foolery (Easy)

Time of First Successful Submission: 2023-04-17 09:18:07

Fork Foolery (Hard)

Time of First Successful Submission: 2023-04-17 09:33:06

Canary Conundrum (Easy)

Time of First Successful Submission: 2023-04-27 13:59:54

Canary Conundrum (Hard)

Time of First Successful Submission: 2023-04-27 14:55:25

A Crafty Clobber (Easy)

Time of First Successful Submission: 2023-04-28 01:26:02

A Crafty Clobber (Hard)

Time of First Successful Submission: 2023-04-28 01:47:31

Terrible Token (Easy)

Time of First Successful Submission: 2023-04-02 06:36:52

Terrible Token (Hard)

Time of First Successful Submission: 2023-04-02 06:39:25

Tangled Ticket (Easy)

Time of First Successful Submission: 2023-04-02 07:19:15

Tangled Ticket (Hard)

Time of First Successful Submission: 2023-04-02 07:21:08

Meager Mangler (Easy)

Time of First Successful Submission: 2023-04-02 09:25:43

Meager Mangler (Hard)

Time of First Successful Submission: 2023-04-02 15:03:54

Monstrous Mangler (Easy)

Time of First Successful Submission: 2023-04-03 04:26:09

Monstrous Mangler (Hard)

Time of First Successful Submission: 2023-04-03 07:52:27

Patched Up (Easy)

Time of First Successful Submission: 2023-04-03 11:10:59

Patched Up (Hard)

Time of First Successful Submission: 2023-04-09 07:15:37

Puzzle Patch (Easy)

Time of First Successful Submission: 2023-04-09 07:20:56

Puzzle Patch (Hard)

Time of First Successful Submission: 2023-04-09 07:23:17

Patch Perfect (Easy)

Time of First Successful Submission: 2023-04-09 07:35:02

Patch Perfect (Hard)

Time of First Successful Submission: 2023-04-09 07:38:11

Trust the Yancode (Easy)

Time of First Successful Submission: 2023-04-09 09:16:44

Trust the Yancode (Hard)

Time of First Successful Submission: 2023-04-09 09:22:18

Know the Yancode (Easy)

Time of First Successful Submission: 2023-04-09 10:12:36

Know the Yancode (Hard)

Time of First Successful Submission: 2023-04-09 10:16:19

Master the Yancode (Easy)

Time of First Successful Submission: 2023-04-10 04:32:21

Master the Yancode (Hard)

Time of First Successful Submission: 2023-04-10 06:52:38

Transcend the Yancode (Easy)

Time of First Successful Submission: 2023-04-10 07:13:50

Transcend the Yancode (Hard)

Time of First Successful Submission: 2023-04-10 07:29:42

The Yanalyzer (Easy)

Time of First Successful Submission: 2023-04-11 03:14:38

The Yanalyzer (Hard)

Time of First Successful Submission: 2023-04-11 04:35:20

The Yangler (Easy)

Time of First Successful Submission: 2023-04-11 07:55:02

The Yangler (Hard)

Time of First Successful Submission: 2023-04-12 04:41:19

Yancraft (Easy)

Time of First Successful Submission: 2023-04-12 05:47:45

Yancraft (Hard)

Time of First Successful Submission: 2023-04-12 07:47:02

Yansanity (Easy)

Time of First Successful Submission: 2023-04-12 10:22:35

Yansanity (Hard)

Time of First Successful Submission: 2023-04-13 03:22:39

Loose Link (Easy)

Time of First Successful Submission: 2023-03-21 08:13:25

Loose Link (Hard)

Time of First Successful Submission: 2023-03-21 09:40:31

Call Chain (Easy)

Time of First Successful Submission: 2023-03-21 09:54:01

Call Chain (Hard)

Time of First Successful Submission: 2023-03-21 09:59:47

Chain of Command (Easy)

Time of First Successful Submission: 2023-03-21 11:08:32

Chain of Command (Hard)

Time of First Successful Submission: 2023-03-21 12:56:30

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2023-03-22 03:56:37

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2023-03-22 04:12:18

Containment Composition (Easy)

Time of First Successful Submission: 2023-04-28 02:26:39

Containment Composition (Hard)

Time of First Successful Submission: 2023-04-28 03:39:37

Constant Corruption (Easy)

Time of First Successful Submission: 2023-04-28 05:53:44

Constant Corruption (Hard)

Time of First Successful Submission: 2023-04-28 06:17:49

Return to YanLand (Easy)

Time of First Successful Submission: 2023-04-28 08:31:01

Return to YanLand (Hard)

Time of First Successful Submission: 2023-04-28 08:39:59

Escape from YanLand (Easy)

Time of First Successful Submission: 2023-04-28 10:34:11

Escape from YanLand (Hard)

Time of First Successful Submission: 2023-04-28 11:17:14

The YanFilter (Easy)

Time of First Successful Submission: 2023-04-29 06:32:44

The YanFilter (Hard)

Time of First Successful Submission: 2023-04-29 06:49:41

The Great YanFilter (Easy)

Time of First Successful Submission: 2023-04-29 13:15:18

The Great YanFilter (Hard)

Time of First Successful Submission: 2023-04-29 14:45:01

Yan85 Reborn (Easy)

Time of First Successful Submission: 2023-05-01 15:36:21

Yan85 Reborn (Hard)

Time of First Successful Submission: 2023-05-01 15:55:43


System Security

80 / 95 182 / 3184


chroot-escape-basic

Time of First Successful Submission: 2023-04-05 09:19:54

chroot-shellcode

Time of First Successful Submission: 2023-04-06 01:41:49

chroot-proper

Time of First Successful Submission: 2023-04-06 01:47:33

seccomp-basic

Time of First Successful Submission: 2023-04-06 01:50:24

seccomp-linkat

Time of First Successful Submission: 2023-04-06 02:07:35

seccomp-fchdir

Time of First Successful Submission: 2023-04-06 02:15:31

seccomp-rechroot

Time of First Successful Submission: 2023-04-06 02:47:28

seccomp-only

Time of First Successful Submission: 2023-04-06 03:28:20

seccomp-arch32

Time of First Successful Submission: 2023-04-06 07:05:08

seccomp-minimal

Time of First Successful Submission: 2023-04-06 08:00:59

seccomp-timebased

Time of First Successful Submission: 2023-04-06 16:33:45

seccomp-readonly

Time of First Successful Submission: 2023-04-07 05:53:40

process-isolation

Time of First Successful Submission: 2023-04-07 07:37:31

mount-namespace

Time of First Successful Submission: 2023-04-07 10:38:27

mount-cleanup

Time of First Successful Submission: 2023-04-07 11:09:11

mount-readonly

Time of First Successful Submission: 2023-04-07 13:40:19

mount-shellcode

Time of First Successful Submission: 2023-04-07 13:56:57

mount-bindmount

Time of First Successful Submission: 2023-04-09 06:47:48

level1.0

Time of First Successful Submission: 2023-04-18 07:36:09

level1.1

Time of First Successful Submission: 2023-04-18 07:51:06

level2.0

Time of First Successful Submission: 2023-04-18 08:02:48

level2.1

Time of First Successful Submission: 2023-04-18 08:10:14

level3.0

Time of First Successful Submission: 2023-04-18 08:18:37

level3.1

Time of First Successful Submission: 2023-04-18 08:20:52

level4.0

Time of First Successful Submission: 2023-04-18 08:29:50

level4.1

Time of First Successful Submission: 2023-04-18 08:33:26

level5.0

Time of First Successful Submission: 2023-04-18 09:11:44

level5.1

Time of First Successful Submission: 2023-04-18 11:26:11

level6.0

Time of First Successful Submission: 2023-04-20 02:25:47

level6.1

Time of First Successful Submission: 2023-04-20 03:26:03

level7.0

Time of First Successful Submission: 2023-04-19 11:43:50

level7.1

Time of First Successful Submission: 2023-04-19 11:46:06

level8.0

Time of First Successful Submission: 2023-04-19 03:39:34

level8.1

Time of First Successful Submission: 2023-04-19 03:46:45

level9.0

Time of First Successful Submission: 2023-04-19 06:09:13

level9.1

Time of First Successful Submission: 2023-04-19 10:02:46

level10.0

Time of First Successful Submission: 2023-04-19 11:09:28

level10.1

Time of First Successful Submission: 2023-04-19 11:19:54

level11.0

Time of First Successful Submission: 2023-04-19 11:24:11

level11.1

Time of First Successful Submission: 2023-04-19 11:26:04

level1.0

Time of First Successful Submission: 2023-04-24 09:21:06

level1.1

Time of First Successful Submission: 2023-04-24 09:27:56

level2.0

Time of First Successful Submission: 2023-04-24 09:32:14

level2.1

Time of First Successful Submission: 2023-04-24 09:36:19

level3.0

Time of First Successful Submission: 2023-04-24 09:39:37

level3.1

Time of First Successful Submission: 2023-04-24 09:41:51

level4.0

Time of First Successful Submission: 2023-04-24 10:24:05

level4.1

Time of First Successful Submission: 2023-04-24 10:27:11

level5.0

Time of First Successful Submission: 2023-04-24 10:41:39

level5.1

Time of First Successful Submission: 2023-04-24 10:49:24

level6.0

Time of First Successful Submission: 2023-04-25 04:59:05

level6.1

Time of First Successful Submission: 2023-04-25 05:03:41

level7.0

Time of First Successful Submission: 2023-04-25 07:15:55

level7.1

Time of First Successful Submission: 2023-04-25 07:16:45

level8.0

Time of First Successful Submission: 2023-04-25 09:48:45

level8.1

Time of First Successful Submission: 2023-04-25 09:50:19

level9.0

Time of First Successful Submission: 2023-04-25 10:05:04

level9.1

Time of First Successful Submission: 2023-04-25 10:06:03

level10.0

Time of First Successful Submission: 2023-04-25 15:15:14

level10.1

Time of First Successful Submission: 2023-04-25 15:30:43

level11.0

Time of First Successful Submission: 2023-04-26 02:52:58

level11.1

Time of First Successful Submission: 2023-04-26 02:54:43

level12.0

Time of First Successful Submission: 2023-04-26 09:10:38

level12.1

Time of First Successful Submission: 2023-04-26 09:13:03

level1.0

Time of First Successful Submission: 2023-05-03 15:05:42

level1.1

Time of First Successful Submission: 2023-05-04 01:45:28

level2.0

Time of First Successful Submission: 2023-05-04 02:57:39

level2.1

Time of First Successful Submission: 2023-05-04 03:34:55

level3.0

Time of First Successful Submission: 2023-05-05 03:25:31

level3.1

Time of First Successful Submission: 2023-05-05 06:52:21

level4.0

Time of First Successful Submission: 2023-05-05 09:26:11

level4.1

Time of First Successful Submission: 2023-05-05 09:41:08

level5.0

Time of First Successful Submission: 2023-05-04 15:59:56

level5.1

Time of First Successful Submission: 2023-05-05 01:40:40

level6.0

Time of First Successful Submission: 2023-05-06 01:40:53

level6.1

Time of First Successful Submission: 2023-05-06 01:50:26

level7.0

Time of First Successful Submission: 2023-05-06 09:31:14

level7.1

Time of First Successful Submission: 2023-05-06 10:21:01

level8.0

Time of First Successful Submission: 2023-05-06 10:41:45

level8.1

Time of First Successful Submission: 2023-05-06 10:57:29


Start Here

11 / 12 1086 / 38306


Using the Terminal

Time of First Successful Submission: 2025-08-06 17:15:45

Using the VSCode Workspace

Time of First Successful Submission: 2024-03-15 06:22:18

Using the GUI Desktop

Time of First Successful Submission: 2024-03-15 06:24:36

Pasting into the Desktop

Time of First Successful Submission: 2024-03-15 06:26:16

Restarting Challenges

Time of First Successful Submission: 2025-07-24 06:45:53

Challenge Programs

Time of First Successful Submission: 2025-07-24 06:56:59

The Flag File

Time of First Successful Submission: 2024-03-15 06:27:56

Using Privileged Mode

Time of First Successful Submission: 2024-03-15 06:30:54

Persistent Home Directories - One

Time of First Successful Submission: 2024-03-15 06:33:58

Persistent Home Directories - Two

Time of First Successful Submission: 2024-03-15 06:34:56


Linux Luminarium

128 / 128 346 / 28337


Intro to Commands

Time of First Successful Submission: 2025-07-25 05:57:08

Intro to Arguments

Time of First Successful Submission: 2025-07-25 05:59:36

Command History

Time of First Successful Submission: 2025-07-25 06:03:29

The Root

Time of First Successful Submission: 2025-07-25 06:08:53

Program and absolute paths

Time of First Successful Submission: 2025-07-25 06:10:18

Position thy self

Time of First Successful Submission: 2025-07-25 06:13:14

Position elsewhere

Time of First Successful Submission: 2025-07-25 06:14:47

implicit relative paths, from /

Time of First Successful Submission: 2025-07-25 06:19:12

explicit relative paths, from /

Time of First Successful Submission: 2025-07-25 06:36:19

implicit relative path

Time of First Successful Submission: 2025-07-25 09:03:52

home sweet home

Time of First Successful Submission: 2025-07-25 06:41:41

cat: not the pet, but the command!

Time of First Successful Submission: 2025-07-25 06:50:33

catting absolute paths

Time of First Successful Submission: 2025-07-25 06:53:26

more catting practice

Time of First Successful Submission: 2025-07-25 06:55:43

grepping for a needle in a haystack

Time of First Successful Submission: 2025-07-25 06:58:48

comparing files

Time of First Successful Submission: 2025-07-26 13:24:29

listing files

Time of First Successful Submission: 2025-07-25 07:06:25

touching files

Time of First Successful Submission: 2025-07-25 07:17:33

removing files

Time of First Successful Submission: 2025-07-25 07:21:00

moving files

Time of First Successful Submission: 2025-07-25 07:26:42

copying files

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

hidden files

Time of First Successful Submission: 2025-07-25 07:33:53

An Epic Filesystem Quest

Time of First Successful Submission: 2025-07-25 08:03:14

making directories

Time of First Successful Submission: 2025-07-25 08:31:05

finding files

Time of First Successful Submission: 2025-07-25 08:36:53

linking files

Time of First Successful Submission: 2025-07-25 08:55:09

Learning From Documentation

Time of First Successful Submission: 2025-07-26 13:28:49

Learning Complex Usage

Time of First Successful Submission: 2025-07-26 13:32:39

Reading Manuals

Time of First Successful Submission: 2025-07-26 13:39:24

Searching Manuals

Time of First Successful Submission: 2025-07-26 13:44:10

Searching For Manuals

Time of First Successful Submission: 2025-07-26 13:57:57

Helpful Programs

Time of First Successful Submission: 2025-07-26 14:02:10

Help for Builtins

Time of First Successful Submission: 2025-07-26 14:06:47

Matching with *

Time of First Successful Submission: 2025-07-26 14:21:41

Matching with ?

Time of First Successful Submission: 2025-07-26 14:25:52

Matching with []

Time of First Successful Submission: 2025-07-26 14:31:43

Matching paths with []

Time of First Successful Submission: 2025-07-26 14:49:28

Multiple globs

Time of First Successful Submission: 2025-07-26 14:57:42

Mixing globs

Time of First Successful Submission: 2025-07-26 15:08:04

Exclusionary globbing

Time of First Successful Submission: 2025-07-26 15:16:00

Tab completion

Time of First Successful Submission: 2025-07-26 15:23:41

Multiple options for tab completion

Time of First Successful Submission: 2025-07-26 15:28:19

Tab completion on commands

Time of First Successful Submission: 2025-07-26 15:30:21

Redirecting output

Time of First Successful Submission: 2025-07-28 02:38:29

Redirecting more output

Time of First Successful Submission: 2025-07-28 02:41:09

Appending output

Time of First Successful Submission: 2025-07-28 02:51:15

Redirecting errors

Time of First Successful Submission: 2025-07-28 02:58:15

Redirecting input

Time of First Successful Submission: 2025-07-28 03:07:16

Grepping stored results

Time of First Successful Submission: 2025-07-28 03:10:33

Grepping live output

Time of First Successful Submission: 2025-07-28 03:12:23

Grepping errors

Time of First Successful Submission: 2025-07-28 03:20:13

Filtering with grep -v

Time of First Successful Submission: 2025-07-28 03:24:05

Filtering with sed

Time of First Successful Submission: 2025-11-15 09:25:44

Duplicating piped data with tee

Time of First Successful Submission: 2025-07-28 03:35:23

Process substitution for input

Time of First Successful Submission: 2025-07-28 03:52:03

Writing to multiple programs

Time of First Successful Submission: 2025-07-28 04:20:35

Split-piping stderr and stdout

Time of First Successful Submission: 2025-07-28 04:30:22

Named pipes

Time of First Successful Submission: 2025-07-28 04:44:16

Printing Variables

Time of First Successful Submission: 2025-07-28 08:19:08

Setting Variables

Time of First Successful Submission: 2025-07-28 08:26:36

Multi-word Variables

Time of First Successful Submission: 2025-07-28 08:30:56

Exporting Variables

Time of First Successful Submission: 2025-07-28 08:41:17

Printing Exported Variables

Time of First Successful Submission: 2025-07-28 08:43:09

Storing Command Output

Time of First Successful Submission: 2025-07-28 08:53:33

Reading Input

Time of First Successful Submission: 2025-07-28 09:02:54

Reading Files

Time of First Successful Submission: 2025-07-28 09:41:58

Translating characters

Time of First Successful Submission: 2025-07-28 09:57:51

Deleting characters

Time of First Successful Submission: 2025-07-28 10:05:38

Deleting newlines

Time of First Successful Submission: 2025-07-28 10:16:47

Extracting the first lines with head

Time of First Successful Submission: 2025-07-28 10:36:13

Extracting specific sections of text

Time of First Successful Submission: 2025-07-28 10:45:22

Sorting data

Time of First Successful Submission: 2025-07-28 10:53:37

Listing Processes

Time of First Successful Submission: 2025-07-28 11:18:27

Killing Processes

Time of First Successful Submission: 2025-07-28 11:25:29

Interrupting Processes

Time of First Successful Submission: 2025-07-28 12:20:40

Killing Misbehaving Processes

Time of First Successful Submission: 2025-07-28 12:04:11

Suspending Processes

Time of First Successful Submission: 2025-07-28 12:26:11

Resuming Processes

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

Backgrounding Processes

Time of First Successful Submission: 2025-07-28 14:45:48

Foregrounding Processes

Time of First Successful Submission: 2025-07-28 15:01:25

Starting Backgrounded Processes

Time of First Successful Submission: 2025-07-28 15:10:10

Process Exit Codes

Time of First Successful Submission: 2025-07-28 15:22:14

Becoming root with su

Time of First Successful Submission: 2025-07-29 02:36:13

Other users with su

Time of First Successful Submission: 2025-07-29 02:50:49

Cracking passwords

Time of First Successful Submission: 2025-07-29 03:15:15

Using sudo

Time of First Successful Submission: 2025-07-29 03:29:55

Changing File Ownership

Time of First Successful Submission: 2025-07-29 05:52:34

Groups and Files

Time of First Successful Submission: 2025-07-29 06:01:11

Fun With Groups Names

Time of First Successful Submission: 2025-07-29 06:05:59

Changing Permissions

Time of First Successful Submission: 2025-07-29 08:14:42

Executable Files

Time of First Successful Submission: 2025-07-29 08:20:01

Permission Tweaking Practice

Time of First Successful Submission: 2025-07-29 08:26:14

Permissions Setting Practice

Time of First Successful Submission: 2025-07-29 08:32:05

The SUID Bit

Time of First Successful Submission: 2025-07-29 08:52:16

Chaining with Semicolons

Time of First Successful Submission: 2025-07-29 09:06:09

Building on Success

Time of First Successful Submission: 2025-07-29 09:05:59

Handling Failure

Time of First Successful Submission: 2025-07-29 09:25:29

Your First Shell Script

Time of First Successful Submission: 2025-07-29 09:44:26

Redirecting Script Output

Time of First Successful Submission: 2025-07-29 10:18:52

Executable Shell Scripts

Time of First Successful Submission: 2025-07-29 10:29:08

Understanding Shebangs

Time of First Successful Submission: 2025-07-29 10:46:39

Scripting with Arguments

Time of First Successful Submission: 2025-07-29 11:02:06

Scripting with Conditionals

Time of First Successful Submission: 2025-07-29 11:14:58

Scripting with Default Cases

Time of First Successful Submission: 2025-07-29 11:26:32

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-07-29 11:37:52

Reading Shell Scripts

Time of First Successful Submission: 2025-10-03 12:21:52

Launching Screen

Time of First Successful Submission: 2025-07-30 11:36:29

Detaching and Attaching

Time of First Successful Submission: 2025-07-30 11:46:53

Finding Sessions

Time of First Successful Submission: 2025-07-30 11:51:02

Switching Windows

Time of First Successful Submission: 2025-07-30 11:57:46

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-07-30 14:19:42

Switching Windows (tmux)

Time of First Successful Submission: 2025-07-30 14:32:23

The PATH Variable

Time of First Successful Submission: 2025-07-31 03:02:39

Setting PATH

Time of First Successful Submission: 2025-07-31 03:07:02

Finding Commands

Time of First Successful Submission: 2025-07-31 03:12:27

Adding Commands

Time of First Successful Submission: 2025-07-31 03:18:43

Hijacking Commands

Time of First Successful Submission: 2025-07-31 03:23:51

Bashrc Backdoor

Time of First Successful Submission: 2025-07-31 03:34:06

Sniffing Input

Time of First Successful Submission: 2025-07-31 03:57:17

Overshared Directories

Time of First Successful Submission: 2025-07-31 04:13:42

Tricky Linking

Time of First Successful Submission: 2025-07-31 04:31:28

Sniffing Process Arguments

Time of First Successful Submission: 2025-07-31 04:41:35

Snooping on Configurations

Time of First Successful Submission: 2025-07-31 04:46:48

The Fork Bomb

Time of First Successful Submission: 2025-07-31 07:40:51

Disk-Space Doomsday

Time of First Successful Submission: 2025-07-31 07:49:22

rm -rf /

Time of First Successful Submission: 2025-07-31 08:01:54

Life after rm -rf /

Time of First Successful Submission: 2025-07-31 08:19:37

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-07-31 08:29:59


Computing 101

69 / 69 663 / 19390


Your First Register

Time of First Successful Submission: 2025-07-31 08:59:16

Your First Syscall

Time of First Successful Submission: 2025-07-31 09:04:55

Exit Codes

Time of First Successful Submission: 2025-07-31 09:07:33

Building Executables

Time of First Successful Submission: 2025-07-31 09:28:16

Moving Between Registers

Time of First Successful Submission: 2025-07-31 09:32:13

Tracing Syscalls

Time of First Successful Submission: 2025-07-31 11:45:23

Starting GDB

Time of First Successful Submission: 2025-07-31 11:49:43

Starting Programs in GDB

Time of First Successful Submission: 2025-07-31 11:53:47

Loading From Memory

Time of First Successful Submission: 2025-07-31 12:34:49

More Loading Practice

Time of First Successful Submission: 2025-07-31 12:36:23

Dereferencing Pointers

Time of First Successful Submission: 2025-07-31 12:51:45

Dereferencing Yourself

Time of First Successful Submission: 2025-07-31 12:56:18

Dereferencing with Offsets

Time of First Successful Submission: 2025-07-31 13:03:44

Stored Addresses

Time of First Successful Submission: 2025-07-31 14:58:32

Double Dereference

Time of First Successful Submission: 2025-07-31 15:02:27

Triple Dereference

Time of First Successful Submission: 2025-07-31 15:09:04

Writing Output

Time of First Successful Submission: 2025-07-31 15:42:25

Chaining Syscalls

Time of First Successful Submission: 2025-08-01 03:32:19

Writing Strings

Time of First Successful Submission: 2025-08-01 03:34:30

Reading Data

Time of First Successful Submission: 2025-08-01 03:45:37

set-register

Time of First Successful Submission: 2022-09-17 03:23:33

set-multiple-registers

Time of First Successful Submission: 2024-03-15 05:50:55

add-to-register

Time of First Successful Submission: 2022-09-17 03:29:32

linear-equation-registers

Time of First Successful Submission: 2022-09-17 03:54:50

integer-division

Time of First Successful Submission: 2022-09-17 04:02:37

modulo-operation

Time of First Successful Submission: 2022-09-17 04:07:48

set-upper-byte

Time of First Successful Submission: 2024-03-15 05:55:32

efficient-modulo

Time of First Successful Submission: 2022-09-17 14:58:00

byte-extraction

Time of First Successful Submission: 2022-09-17 15:07:14

bitwise-and

Time of First Successful Submission: 2022-09-17 15:16:00

check-even

Time of First Successful Submission: 2022-09-17 15:23:17

memory-read

Time of First Successful Submission: 2024-03-15 06:00:20

memory-write

Time of First Successful Submission: 2024-03-15 06:02:46

memory-increment

Time of First Successful Submission: 2022-09-17 15:33:21

byte-access

Time of First Successful Submission: 2024-03-15 06:05:41

memory-size-access

Time of First Successful Submission: 2022-09-17 15:40:57

little-endian-write

Time of First Successful Submission: 2022-09-17 16:06:15

memory-sum

Time of First Successful Submission: 2022-09-17 16:26:15

stack-subtraction

Time of First Successful Submission: 2022-09-18 03:02:22

swap-stack-values

Time of First Successful Submission: 2022-09-18 03:05:31

average-stack-values

Time of First Successful Submission: 2022-09-18 03:16:14

absolute-jump

Time of First Successful Submission: 2024-03-15 06:10:23

relative-jump

Time of First Successful Submission: 2024-03-15 06:18:51

jump-trampoline

Time of First Successful Submission: 2022-09-18 03:57:34

conditional-jump

Time of First Successful Submission: 2022-09-18 09:43:24

indirect-jump

Time of First Successful Submission: 2022-09-18 10:56:29

average-loop

Time of First Successful Submission: 2022-09-18 11:17:42

count-non-zero

Time of First Successful Submission: 2022-09-19 08:10:54

string-lower

Time of First Successful Submission: 2022-09-19 10:33:57

most-common-byte

Time of First Successful Submission: 2022-09-24 17:30:46

Debugging Programs

Time of First Successful Submission: 2023-03-24 09:34:59

Inspecting Registers

Time of First Successful Submission: 2023-03-24 09:38:50

Examining Memory

Time of First Successful Submission: 2023-03-24 10:16:43

Setting Breakpoints

Time of First Successful Submission: 2023-03-24 11:17:14

GDB Scripting

Time of First Successful Submission: 2023-03-26 03:02:36

Modifying Data

Time of First Successful Submission: 2023-03-26 03:40:21

Modifying Execution

Time of First Successful Submission: 2023-03-26 03:51:08

Broken Functions

Time of First Successful Submission: 2023-03-26 04:15:58

Exit

Time of First Successful Submission: 2023-03-22 14:23:13

Socket

Time of First Successful Submission: 2023-03-22 15:29:09

Bind

Time of First Successful Submission: 2023-03-22 15:55:43

Listen

Time of First Successful Submission: 2023-03-26 06:06:53

Accept

Time of First Successful Submission: 2023-03-26 06:38:04

Static Response

Time of First Successful Submission: 2023-03-26 09:25:07

Dynamic Response

Time of First Successful Submission: 2023-03-26 10:23:15

Iterative GET Server

Time of First Successful Submission: 2023-03-26 10:46:52

Concurrent GET Server

Time of First Successful Submission: 2023-03-26 11:24:15

Concurrent POST Server

Time of First Successful Submission: 2023-03-27 02:55:15

Web Server

Time of First Successful Submission: 2023-03-27 08:32:39


Playing With Programs

116 / 116 285 / 22198


What's the password?

Time of First Successful Submission: 2025-08-01 04:22:59

... and again!

Time of First Successful Submission: 2025-08-01 04:24:50

Newline Troubles

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

Reasoning about files

Time of First Successful Submission: 2025-08-01 04:35:22

Specifying Filenames

Time of First Successful Submission: 2025-08-01 04:37:47

Binary and Hex Encoding

Time of First Successful Submission: 2025-08-01 09:21:56

More Hex

Time of First Successful Submission: 2025-08-01 09:26:53

Decoding Hex

Time of First Successful Submission: 2025-08-01 14:58:50

Decoding Practice

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

Encoding Practice

Time of First Successful Submission: 2025-08-01 15:13:19

Hex-encoding ASCII

Time of First Successful Submission: 2025-08-01 15:26:59

Nested Encoding

Time of First Successful Submission: 2025-08-01 15:31:26

Hex-encoding UTF-8

Time of First Successful Submission: 2025-08-01 16:29:45

UTF Mixups

Time of First Successful Submission: 2025-08-01 17:01:29

Modifying Encoded Data

Time of First Successful Submission: 2025-08-01 17:12:21

Decoding Base64

Time of First Successful Submission: 2023-03-29 06:40:22

Encoding Base64

Time of First Successful Submission: 2025-08-01 17:19:26

Dealing with Obfuscation

Time of First Successful Submission: 2025-08-01 17:27:47

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-08-01 17:32:39

Your First HTTP Request

Time of First Successful Submission: 2025-08-03 03:38:40

Reading Flask

Time of First Successful Submission: 2025-08-03 03:45:23

Commented Data

Time of First Successful Submission: 2025-08-03 03:50:33

HTTP Metadata

Time of First Successful Submission: 2025-08-03 03:53:34

HTTP (netcat)

Time of First Successful Submission: 2022-09-06 09:40:01

HTTP Paths (netcat)

Time of First Successful Submission: 2022-09-06 12:03:00

HTTP (curl)

Time of First Successful Submission: 2022-09-06 12:01:37

HTTP (python)

Time of First Successful Submission: 2022-09-06 12:04:56

HTTP Host Header (python)

Time of First Successful Submission: 2022-09-06 11:59:57

HTTP Host Header (curl)

Time of First Successful Submission: 2022-09-06 09:53:14

HTTP Host Header (netcat)

Time of First Successful Submission: 2022-09-06 09:55:15

URL Encoding (netcat)

Time of First Successful Submission: 2022-09-07 02:41:30

HTTP GET Parameters

Time of First Successful Submission: 2022-09-07 02:42:30

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2022-09-07 02:54:43

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2022-09-07 02:49:33

HTTP Forms

Time of First Successful Submission: 2025-08-03 04:23:55

HTTP Forms (curl)

Time of First Successful Submission: 2022-09-07 03:00:00

HTTP Forms (netcat)

Time of First Successful Submission: 2022-09-07 03:36:29

HTTP Forms (python)

Time of First Successful Submission: 2022-09-07 03:38:47

HTTP Forms Without Forms

Time of First Successful Submission: 2025-08-03 04:26:21

Multiple Form Fields (curl)

Time of First Successful Submission: 2022-09-07 03:48:07

Multiple Form Fields (netcat)

Time of First Successful Submission: 2022-09-07 04:03:51

HTTP Redirects (netcat)

Time of First Successful Submission: 2022-09-07 09:07:30

HTTP Redirects (curl)

Time of First Successful Submission: 2022-09-07 09:06:01

HTTP Redirects (python)

Time of First Successful Submission: 2022-09-07 09:08:55

HTTP Cookies (curl)

Time of First Successful Submission: 2022-09-07 09:17:16

HTTP Cookies (netcat)

Time of First Successful Submission: 2022-09-07 09:19:31

HTTP Cookies (python)

Time of First Successful Submission: 2022-09-07 09:21:15

Server State (python)

Time of First Successful Submission: 2022-09-07 09:31:47

Listening Web

Time of First Successful Submission: 2025-08-03 04:31:49

Speaking Redirects

Time of First Successful Submission: 2025-08-03 04:42:55

JavaScript Redirects

Time of First Successful Submission: 2025-08-03 07:01:27

Including JavaScript

Time of First Successful Submission: 2025-08-03 08:05:19

HTTP (javascript)

Time of First Successful Submission: 2025-08-03 08:16:09

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-08-03 08:21:22

HTTP Forms (javascript)

Time of First Successful Submission: 2025-08-03 08:34:37

cat

Time of First Successful Submission: 2022-09-02 09:25:30

more

Time of First Successful Submission: 2022-09-02 09:53:14

less

Time of First Successful Submission: 2022-09-02 09:54:59

tail

Time of First Successful Submission: 2022-09-02 11:06:15

head

Time of First Successful Submission: 2022-09-02 11:07:36

sort

Time of First Successful Submission: 2022-09-02 11:11:16

vim

Time of First Successful Submission: 2022-09-02 11:13:33

emacs

Time of First Successful Submission: 2022-09-02 11:15:22

nano

Time of First Successful Submission: 2022-09-02 11:18:25

rev

Time of First Successful Submission: 2022-09-02 11:20:49

od

Time of First Successful Submission: 2022-09-02 11:25:36

hd

Time of First Successful Submission: 2022-09-02 11:27:01

xxd

Time of First Successful Submission: 2022-09-02 11:28:04

base32

Time of First Successful Submission: 2022-09-02 11:29:51

base64

Time of First Successful Submission: 2022-09-02 11:31:36

split

Time of First Successful Submission: 2022-09-02 11:37:30

gzip

Time of First Successful Submission: 2022-09-02 11:47:32

bzip2

Time of First Successful Submission: 2022-09-02 11:50:08

zip

Time of First Successful Submission: 2022-09-02 12:22:02

tar

Time of First Successful Submission: 2022-09-02 12:32:47

ar

Time of First Successful Submission: 2022-09-02 12:48:24

cpio

Time of First Successful Submission: 2022-09-02 18:45:31

genisoimage

Time of First Successful Submission: 2022-09-02 19:07:34

env

Time of First Successful Submission: 2022-09-04 03:17:13

find

Time of First Successful Submission: 2022-09-04 03:40:56

make

Time of First Successful Submission: 2022-09-04 04:01:15

nice

Time of First Successful Submission: 2022-09-04 04:06:00

timeout

Time of First Successful Submission: 2022-09-05 08:38:30

stdbuf

Time of First Successful Submission: 2022-09-05 08:41:27

setarch

Time of First Successful Submission: 2022-09-05 09:00:35

watch

Time of First Successful Submission: 2022-09-05 09:03:07

socat

Time of First Successful Submission: 2022-09-05 14:04:20

whiptail

Time of First Successful Submission: 2022-09-05 14:11:19

awk

Time of First Successful Submission: 2022-09-05 14:24:11

sed

Time of First Successful Submission: 2022-09-05 14:29:29

ed

Time of First Successful Submission: 2022-09-05 14:33:19

chown

Time of First Successful Submission: 2022-09-05 14:35:33

chmod

Time of First Successful Submission: 2022-09-05 14:36:16

cp

Time of First Successful Submission: 2022-09-05 15:22:46

mv

Time of First Successful Submission: 2022-09-05 15:41:08

perl

Time of First Successful Submission: 2022-09-05 15:51:14

python

Time of First Successful Submission: 2022-09-05 16:13:46

ruby

Time of First Successful Submission: 2022-09-06 04:35:46

bash

Time of First Successful Submission: 2022-09-06 07:20:50

date

Time of First Successful Submission: 2022-09-06 07:23:32

dmesg

Time of First Successful Submission: 2022-09-06 07:25:55

wc

Time of First Successful Submission: 2022-09-06 07:53:33

gcc

Time of First Successful Submission: 2022-09-06 08:08:27

as

Time of First Successful Submission: 2022-09-06 08:09:51

wget

Time of First Successful Submission: 2022-09-06 08:37:13

ssh-keygen

Time of First Successful Submission: 2022-09-06 09:12:26

SQL Queries

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

Filtering SQL

Time of First Successful Submission: 2025-08-03 09:05:16

Choosing Columns

Time of First Successful Submission: 2025-08-03 09:11:38

Exclusionary Filtering

Time of First Successful Submission: 2025-08-03 09:14:23

Filtering Strings

Time of First Successful Submission: 2025-08-03 09:22:57

Filtering on Expressions

Time of First Successful Submission: 2025-08-03 10:06:09

SELECTing Expressions

Time of First Successful Submission: 2025-08-03 10:56:51

Composite Conditions

Time of First Successful Submission: 2025-08-03 11:03:56

Reaching Your LIMITs

Time of First Successful Submission: 2025-08-03 11:09:58

Querying Metadata

Time of First Successful Submission: 2025-08-03 11:24:41


CybHer Dojo

11 / 104 1247 / 38520


Using the Terminal

Time of First Successful Submission: 2025-08-06 17:15:45

Using the VSCode Workspace

Time of First Successful Submission: 2024-03-15 06:22:18

Using the GUI Desktop

Time of First Successful Submission: 2024-03-15 06:24:36

Pasting into the Desktop

Time of First Successful Submission: 2024-03-15 06:26:16

Restarting Challenges

Time of First Successful Submission: 2025-07-24 06:45:53

Getting Help

Time of First Successful Submission: 2025-07-24 06:54:33

Challenge Programs

Time of First Successful Submission: 2025-07-24 06:56:59

The Flag File

Time of First Successful Submission: 2024-03-15 06:27:56

Using Privileged Mode

Time of First Successful Submission: 2024-03-15 06:30:54

Persistent Home Directories - One

Time of First Successful Submission: 2024-03-15 06:33:58

Persistent Home Directories - Two

Time of First Successful Submission: 2024-03-15 06:34:56


GCA CTF

11 / 104 1247 / 38520


Using the Terminal

Time of First Successful Submission: 2025-08-06 17:15:45

Using the VSCode Workspace

Time of First Successful Submission: 2024-03-15 06:22:18

Using the GUI Desktop

Time of First Successful Submission: 2024-03-15 06:24:36

Pasting into the Desktop

Time of First Successful Submission: 2024-03-15 06:26:16

Restarting Challenges

Time of First Successful Submission: 2025-07-24 06:45:53

Getting Help

Time of First Successful Submission: 2025-07-24 06:54:33

Challenge Programs

Time of First Successful Submission: 2025-07-24 06:56:59

The Flag File

Time of First Successful Submission: 2024-03-15 06:27:56

Using Privileged Mode

Time of First Successful Submission: 2024-03-15 06:30:54

Persistent Home Directories - One

Time of First Successful Submission: 2024-03-15 06:33:58

Persistent Home Directories - Two

Time of First Successful Submission: 2024-03-15 06:34:56