Tayhm

Intro to Cybersecurity

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Your First Overflow (easy)

Time of First Successful Submission: 2023-12-17 21:02:21

Your First Overflow (hard)

Time of First Successful Submission: 2023-12-17 21:12:52

Precision (easy)

Time of First Successful Submission: 2025-04-06 09:44:20

Precision (hard)

Time of First Successful Submission: 2025-04-06 09:49:55

Variable Control (easy)

Time of First Successful Submission: 2023-12-17 21:16:53

Variable Control (hard)

Time of First Successful Submission: 2023-12-17 23:13:20

Control Hijack (easy)

Time of First Successful Submission: 2023-12-17 23:03:51

Control Hijack (hard)

Time of First Successful Submission: 2023-12-17 23:07:56

Tricky Control Hijack (easy)

Time of First Successful Submission: 2023-12-18 10:40:43

Tricky Control Hijack (hard)

Time of First Successful Submission: 2023-12-18 10:43:20

PIEs (easy)

Time of First Successful Submission: 2023-12-18 11:08:40

PIEs (hard)

Time of First Successful Submission: 2023-12-30 18:29:16

String Lengths (easy)

Time of First Successful Submission: 2023-12-30 18:24:31

String Lengths (hard)

Time of First Successful Submission: 2023-12-30 18:38:41

Basic Shellcode

Time of First Successful Submission: 2023-12-17 14:36:10

NOP Sleds

Time of First Successful Submission: 2023-12-17 15:00:07

NULL-Free Shellcode

Time of First Successful Submission: 2023-12-17 15:19:38

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2023-12-31 14:55:11

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2023-12-31 16:58:32

Hijack to Shellcode (easy)

Time of First Successful Submission: 2023-12-31 17:22:42

Hijack to Shellcode (hard)

Time of First Successful Submission: 2024-01-01 13:32:09

Program Security

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level4

Time of First Successful Submission: 2024-01-14 11:22:53

level5

Time of First Successful Submission: 2024-01-15 10:41:11

level6

Time of First Successful Submission: 2024-01-15 10:53:39

level7

Time of First Successful Submission: 2024-01-15 13:58:30

level8

Time of First Successful Submission: 2025-04-07 17:40:38

level9

Time of First Successful Submission: 2025-04-07 20:54:08

level10

Time of First Successful Submission: 2025-04-08 17:23:29

level11

Time of First Successful Submission: 2025-04-08 17:30:01

level12

Time of First Successful Submission: 2025-04-09 12:28:54

level13

Time of First Successful Submission: 2025-04-09 12:35:26

level14

Time of First Successful Submission: 2025-04-09 12:55:45

level4.0

Time of First Successful Submission: 2025-04-11 14:16:03

level4.1

Time of First Successful Submission: 2025-04-11 14:19:57

level5.0

Time of First Successful Submission: 2025-04-14 18:09:14

level5.1

Time of First Successful Submission: 2025-04-14 18:12:25

level9.0

Time of First Successful Submission: 2025-04-14 18:48:02

level9.1

Time of First Successful Submission: 2025-04-14 18:55:01

level10.0

Time of First Successful Submission: 2023-12-31 11:54:37

level10.1

Time of First Successful Submission: 2023-12-31 12:00:08

level11.0

Time of First Successful Submission: 2025-04-15 14:29:29

level11.1

Time of First Successful Submission: 2025-04-15 14:38:20

level12.0

Time of First Successful Submission: 2025-04-16 19:36:53

level12.1

Time of First Successful Submission: 2025-04-16 20:15:33

level13.0

Time of First Successful Submission: 2025-05-01 13:17:37

level13.1

Time of First Successful Submission: 2025-05-01 13:23:11

level14.0

Time of First Successful Submission: 2025-05-01 16:23:34

level14.1

Time of First Successful Submission: 2025-05-01 16:18:46

level15.0

Time of First Successful Submission: 2025-05-03 14:01:25

level15.1

Time of First Successful Submission: 2025-05-03 14:05:25

Computing 101

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set-register

Time of First Successful Submission: 2023-10-22 12:19:13

add-to-register

Time of First Successful Submission: 2023-10-22 12:25:11

linear-equation-registers

Time of First Successful Submission: 2023-10-22 12:40:03

integer-division

Time of First Successful Submission: 2023-10-22 13:46:11

modulo-operation

Time of First Successful Submission: 2023-10-22 13:50:00

efficient-modulo

Time of First Successful Submission: 2023-10-22 21:59:57

byte-extraction

Time of First Successful Submission: 2023-10-23 09:10:33

bitwise-and

Time of First Successful Submission: 2023-10-23 09:18:15

check-even

Time of First Successful Submission: 2023-10-23 09:43:49

memory-increment

Time of First Successful Submission: 2023-10-23 09:50:59

memory-size-access

Time of First Successful Submission: 2023-10-23 10:07:00

little-endian-write

Time of First Successful Submission: 2023-10-23 11:13:20

memory-sum

Time of First Successful Submission: 2023-10-23 11:51:13

stack-subtraction

Time of First Successful Submission: 2023-10-24 06:43:11

swap-stack-values

Time of First Successful Submission: 2023-10-24 06:45:35

average-stack-values

Time of First Successful Submission: 2023-10-24 06:50:40

jump-trampoline

Time of First Successful Submission: 2023-10-24 09:47:00

conditional-jump

Time of First Successful Submission: 2023-11-01 21:19:04

indirect-jump

Time of First Successful Submission: 2023-11-02 16:00:03

average-loop

Time of First Successful Submission: 2023-11-02 16:50:39

count-non-zero

Time of First Successful Submission: 2023-11-02 17:30:58

string-lower

Time of First Successful Submission: 2023-11-02 21:49:40

most-common-byte

Time of First Successful Submission: 2023-11-03 11:36:14

Exit

Time of First Successful Submission: 2023-11-04 12:16:17

Socket

Time of First Successful Submission: 2023-11-04 16:41:40

Bind

Time of First Successful Submission: 2023-11-04 18:31:21

Listen

Time of First Successful Submission: 2023-11-04 22:21:48

Accept

Time of First Successful Submission: 2023-11-15 21:40:31

Static Response

Time of First Successful Submission: 2023-11-19 17:33:02

Dynamic Response

Time of First Successful Submission: 2023-11-20 12:24:32

Iterative GET Server

Time of First Successful Submission: 2023-12-05 09:19:08

Concurrent GET Server

Time of First Successful Submission: 2023-12-05 09:56:08

Concurrent POST Server

Time of First Successful Submission: 2023-12-05 12:57:06

Web Server

Time of First Successful Submission: 2023-12-07 08:20:40

Playing With Programs

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cat

Time of First Successful Submission: 2024-01-01 19:42:54

more

Time of First Successful Submission: 2024-01-02 12:41:24

less

Time of First Successful Submission: 2024-01-02 12:42:01

tail

Time of First Successful Submission: 2024-01-02 12:42:41

head

Time of First Successful Submission: 2024-01-02 12:43:16

sort

Time of First Successful Submission: 2024-01-02 12:43:53

vim

Time of First Successful Submission: 2024-01-02 12:44:30

emacs

Time of First Successful Submission: 2024-01-02 12:45:52

nano

Time of First Successful Submission: 2024-01-02 12:46:28

rev

Time of First Successful Submission: 2024-01-02 12:47:27

od

Time of First Successful Submission: 2024-01-02 12:50:12

hd

Time of First Successful Submission: 2024-01-02 12:52:02

level1

Time of First Successful Submission: 2024-01-13 21:08:53

level10

Time of First Successful Submission: 2024-01-13 21:12:36