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Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2025-03-15 16:47:00

Path Traversal 2

Time of First Successful Submission: 2025-03-15 17:53:11

CMDi 1

Time of First Successful Submission: 2025-03-15 19:54:41

CMDi 2

Time of First Successful Submission: 2025-03-15 19:57:01

CMDi 3

Time of First Successful Submission: 2025-03-15 19:59:47

CMDi 4

Time of First Successful Submission: 2025-03-15 20:25:49

CMDi 5

Time of First Successful Submission: 2025-03-15 23:49:14

CMDi 6

Time of First Successful Submission: 2025-03-15 23:59:07

Authentication Bypass 1

Time of First Successful Submission: 2025-03-16 10:30:39

Authentication Bypass 2

Time of First Successful Submission: 2025-03-16 10:33:36

SQLi 1

Time of First Successful Submission: 2025-03-16 10:59:53

SQLi 2

Time of First Successful Submission: 2025-04-25 22:18:03

Connect

Time of First Successful Submission: 2025-03-19 13:20:20

Send

Time of First Successful Submission: 2025-03-23 10:36:27

Shutdown

Time of First Successful Submission: 2025-03-23 10:38:41

Listen

Time of First Successful Submission: 2025-03-23 10:40:18

Scan 1

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Scan 2

Time of First Successful Submission: 2025-04-22 23:32:12

Monitor 1

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Monitor 2

Time of First Successful Submission: 2025-04-23 00:15:54

XOR

Time of First Successful Submission: 2025-03-19 13:42:27

XORing Hex

Time of First Successful Submission: 2025-03-19 13:51:25

XORing ASCII

Time of First Successful Submission: 2025-04-23 00:26:50

XORing ASCII Strings

Time of First Successful Submission: 2025-04-23 01:18:22

One-time Pad

Time of First Successful Submission: 2025-03-19 14:20:30

Many-time Pad

Time of First Successful Submission: 2025-04-26 07:04:41

level1

Time of First Successful Submission: 2025-03-23 00:04:02

level2

Time of First Successful Submission: 2025-03-23 00:04:53

level3

Time of First Successful Submission: 2025-03-23 00:06:06

level4

Time of First Successful Submission: 2025-03-23 00:09:52

level5

Time of First Successful Submission: 2025-04-13 03:35:41

level6

Time of First Successful Submission: 2025-04-13 03:37:56

level7

Time of First Successful Submission: 2025-04-13 03:39:37

level8

Time of First Successful Submission: 2025-04-13 03:41:39

level9

Time of First Successful Submission: 2025-04-13 03:42:35

level10

Time of First Successful Submission: 2025-04-13 03:45:02

level11

Time of First Successful Submission: 2025-04-13 03:47:21

level12

Time of First Successful Submission: 2025-04-13 22:24:35

level13

Time of First Successful Submission: 2025-04-13 22:25:46

level14

Time of First Successful Submission: 2025-04-22 06:39:09

level15

Time of First Successful Submission: 2025-04-22 06:41:11

level16

Time of First Successful Submission: 2025-04-22 06:42:42

level17

Time of First Successful Submission: 2025-04-22 22:51:52

level18

Time of First Successful Submission: 2025-04-22 22:52:40

level19

Time of First Successful Submission: 2025-04-22 23:00:03

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-04-01 20:33:21

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-04-01 21:09:48

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-03-26 10:53:15

Reading Endianness (Python)

Time of First Successful Submission: 2025-04-01 21:16:57

Reading Endianness (C)

Time of First Successful Submission: 2025-04-01 22:11:56

Reading Endianness (x86)

Time of First Successful Submission: 2025-03-26 22:20:17

Version Information (Python)

Time of First Successful Submission: 2025-04-01 22:38:13

Version Information (C)

Time of First Successful Submission: 2025-04-01 23:25:17

Version Information (x86)

Time of First Successful Submission: 2025-04-02 14:55:27

Metadata and Data (Python)

Time of First Successful Submission: 2025-04-03 18:52:46

Metadata and Data (C)

Time of First Successful Submission: 2025-04-03 19:16:33

Metadata and Data (x86)

Time of First Successful Submission: 2025-04-03 19:40:02

Input Restrictions (Python)

Time of First Successful Submission: 2025-04-03 21:24:53

Input Restrictions (C)

Time of First Successful Submission: 2025-04-03 21:43:48

Input Restrictions (x86)

Time of First Successful Submission: 2025-04-03 22:38:10

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-04-05 00:36:31

Behold the cIMG! (C)

Time of First Successful Submission: 2025-04-05 00:45:47

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-04-05 01:04:34

A Basic cIMG (Python)

Time of First Successful Submission: 2025-04-05 12:20:39

A Basic cIMG (C)

Time of First Successful Submission: 2025-04-05 16:03:07

A Basic cIMG (x86)

Time of First Successful Submission: 2025-04-05 16:27:20

Internal State Mini (C)

Time of First Successful Submission: 2025-04-06 01:02:19

Internal State Mini (x86)

Time of First Successful Submission: 2025-04-10 19:15:56

Your First Overflow (easy)

Time of First Successful Submission: 2025-04-12 21:01:26

Your First Overflow (hard)

Time of First Successful Submission: 2025-04-12 22:54:09

Precision (easy)

Time of First Successful Submission: 2025-04-12 23:11:03

Precision (hard)

Time of First Successful Submission: 2025-04-12 23:53:00

Variable Control (easy)

Time of First Successful Submission: 2025-04-23 23:07:33

Variable Control (hard)

Time of First Successful Submission: 2025-04-23 23:52:15

Control Hijack (easy)

Time of First Successful Submission: 2025-04-25 22:43:12

Control Hijack (hard)

Time of First Successful Submission: 2025-04-25 23:09:30

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-04-26 18:52:55

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-04-26 19:49:19

PIEs (easy)

Time of First Successful Submission: 2025-04-29 00:50:51

Getting Started

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Using the VSCode Workspace

Time of First Successful Submission: 2025-03-13 20:21:58

Using the GUI Desktop

Time of First Successful Submission: 2025-03-13 20:26:27

Pasting into the Desktop

Time of First Successful Submission: 2025-03-13 20:30:29

Restarting Challenges

Time of First Successful Submission: 2025-03-14 20:06:44

Getting Help

Time of First Successful Submission: 2025-03-14 20:09:34

Challenge Programs

Time of First Successful Submission: 2025-03-14 20:15:46

The Flag File

Time of First Successful Submission: 2025-03-14 20:19:55

Using Practice Mode

Time of First Successful Submission: 2025-03-14 20:22:17

Persistent Home Directories - One

Time of First Successful Submission: 2025-03-14 20:24:50

Persistent Home Directories - Two

Time of First Successful Submission: 2025-03-14 20:26:08

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2025-03-14 20:45:27

Intro to Arguments

Time of First Successful Submission: 2025-03-14 20:47:07

The Root

Time of First Successful Submission: 2025-03-14 20:49:03

Computing 101

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Your First Register

Time of First Successful Submission: 2025-03-19 14:40:12

Your First Syscall

Time of First Successful Submission: 2025-03-19 14:42:22

Exit Codes

Time of First Successful Submission: 2025-03-19 14:44:44

Building Executables

Time of First Successful Submission: 2025-03-19 14:49:04

Moving Between Registers

Time of First Successful Submission: 2025-03-19 14:52:10

Tracing Syscalls

Time of First Successful Submission: 2025-03-19 15:03:02

Starting GDB

Time of First Successful Submission: 2025-03-19 15:06:01

Starting Programs in GDB

Time of First Successful Submission: 2025-03-19 15:07:47

Loading From Memory

Time of First Successful Submission: 2025-03-19 15:14:00

More Loading Practice

Time of First Successful Submission: 2025-03-19 15:16:58

Dereferencing Pointers

Time of First Successful Submission: 2025-03-19 15:20:27

Dereferencing Yourself

Time of First Successful Submission: 2025-03-19 15:24:43

Dereferencing with Offsets

Time of First Successful Submission: 2025-03-19 15:29:29

Stored Addresses

Time of First Successful Submission: 2025-03-19 15:44:14

Double Dereference

Time of First Successful Submission: 2025-03-19 15:50:11

Triple Dereference

Time of First Successful Submission: 2025-03-19 15:53:38

Writing Output

Time of First Successful Submission: 2025-03-19 16:12:57

Chaining Syscalls

Time of First Successful Submission: 2025-03-19 16:48:07

Writing Strings

Time of First Successful Submission: 2025-03-19 16:53:12

Reading Data

Time of First Successful Submission: 2025-03-19 17:01:09

set-register

Time of First Successful Submission: 2025-03-19 17:07:45

set-multiple-registers

Time of First Successful Submission: 2025-03-19 17:13:59

add-to-register

Time of First Successful Submission: 2025-03-19 17:27:14

linear-equation-registers

Time of First Successful Submission: 2025-03-19 17:31:03

integer-division

Time of First Successful Submission: 2025-03-19 17:39:42

modulo-operation

Time of First Successful Submission: 2025-03-19 17:41:26

set-upper-byte

Time of First Successful Submission: 2025-03-19 17:45:12

efficient-modulo

Time of First Successful Submission: 2025-03-19 19:02:37

byte-extraction

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

bitwise-and

Time of First Successful Submission: 2025-03-19 19:24:29

check-even

Time of First Successful Submission: 2025-03-19 19:34:17

memory-read

Time of First Successful Submission: 2025-03-19 20:36:17

memory-write

Time of First Successful Submission: 2025-03-19 20:37:36

memory-increment

Time of First Successful Submission: 2025-03-19 20:43:31

byte-access

Time of First Successful Submission: 2025-03-19 20:53:35

memory-size-access

Time of First Successful Submission: 2025-03-19 21:03:28

little-endian-write

Time of First Successful Submission: 2025-03-19 21:11:17

memory-sum

Time of First Successful Submission: 2025-03-19 21:18:37

stack-subtraction

Time of First Successful Submission: 2025-03-19 21:20:42

swap-stack-values

Time of First Successful Submission: 2025-03-19 21:26:53

average-stack-values

Time of First Successful Submission: 2025-03-19 21:32:53

absolute-jump

Time of First Successful Submission: 2025-03-19 21:37:41

relative-jump

Time of First Successful Submission: 2025-03-20 08:07:22

jump-trampoline

Time of First Successful Submission: 2025-03-19 21:52:24

conditional-jump

Time of First Successful Submission: 2025-03-20 08:48:55

indirect-jump

Time of First Successful Submission: 2025-03-20 09:05:32

average-loop

Time of First Successful Submission: 2025-03-20 09:44:57

count-non-zero

Time of First Successful Submission: 2025-03-20 10:55:55

string-lower

Time of First Successful Submission: 2025-04-14 02:40:45

most-common-byte

Time of First Successful Submission: 2025-04-17 05:05:48

level1

Time of First Successful Submission: 2025-03-20 11:19:44

level2

Time of First Successful Submission: 2025-03-20 11:24:10

level3

Time of First Successful Submission: 2025-03-20 11:38:53

level4

Time of First Successful Submission: 2025-03-20 14:54:57

level5

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

level6

Time of First Successful Submission: 2025-03-20 17:42:40

level7

Time of First Successful Submission: 2025-03-20 17:59:17

level8

Time of First Successful Submission: 2025-03-20 18:35:51

Exit

Time of First Successful Submission: 2025-03-20 19:02:47

Socket

Time of First Successful Submission: 2025-03-21 00:51:43

Bind

Time of First Successful Submission: 2025-03-21 08:56:40

Listen

Time of First Successful Submission: 2025-03-21 09:26:13

Accept

Time of First Successful Submission: 2025-03-21 09:55:50

Static Response

Time of First Successful Submission: 2025-03-21 14:24:27

Dynamic Response

Time of First Successful Submission: 2025-03-21 23:45:40

Iterative GET Server

Time of First Successful Submission: 2025-03-21 23:51:30

Concurrent GET Server

Time of First Successful Submission: 2025-03-22 14:34:05

Concurrent POST Server

Time of First Successful Submission: 2025-04-19 22:43:56

Web Server

Time of First Successful Submission: 2025-04-19 22:56:44

Playing With Programs

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What's the password?

Time of First Successful Submission: 2025-03-22 14:47:47

... and again!

Time of First Successful Submission: 2025-03-22 14:49:24

Newline Troubles

Time of First Successful Submission: 2025-03-22 14:51:52

Reasoning about files

Time of First Successful Submission: 2025-03-22 14:56:28

Specifying Filenames

Time of First Successful Submission: 2025-03-22 14:59:05

Binary and Hex Encoding

Time of First Successful Submission: 2025-03-22 15:14:41

More Hex

Time of First Successful Submission: 2025-03-22 15:21:15

Decoding Hex

Time of First Successful Submission: 2025-03-22 15:26:39

Decoding Practice

Time of First Successful Submission: 2025-03-22 15:59:46

Encoding Practice

Time of First Successful Submission: 2025-03-22 16:08:24

Hex-encoding ASCII

Time of First Successful Submission: 2025-03-22 16:23:11

Nested Encoding

Time of First Successful Submission: 2025-03-22 18:09:39

Hex-encoding UTF-8

Time of First Successful Submission: 2025-03-22 18:24:18

UTF Mixups

Time of First Successful Submission: 2025-03-22 18:28:26

Modifying Encoded Data

Time of First Successful Submission: 2025-03-22 18:35:38

Decoding Base64

Time of First Successful Submission: 2025-03-22 18:40:17

Encoding Base64

Time of First Successful Submission: 2025-03-22 18:44:33

Dealing with Obfuscation

Time of First Successful Submission: 2025-03-22 18:49:01

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-03-22 19:36:12

level1

Time of First Successful Submission: 2025-03-22 20:18:39

level2

Time of First Successful Submission: 2025-03-22 20:20:49

level3

Time of First Successful Submission: 2025-03-22 20:27:31

level4

Time of First Successful Submission: 2025-03-22 20:28:27

level5

Time of First Successful Submission: 2025-03-22 20:30:45

level6

Time of First Successful Submission: 2025-03-22 20:32:08

level7

Time of First Successful Submission: 2025-03-22 20:33:20

level8

Time of First Successful Submission: 2025-03-22 20:34:21

level9

Time of First Successful Submission: 2025-03-22 20:35:19

level10

Time of First Successful Submission: 2025-03-22 20:37:58

level11

Time of First Successful Submission: 2025-03-22 20:43:55

level12

Time of First Successful Submission: 2025-03-22 20:47:52

level13

Time of First Successful Submission: 2025-03-22 20:54:29

level14

Time of First Successful Submission: 2025-03-23 10:23:05

level15

Time of First Successful Submission: 2025-03-25 09:56:34

level16

Time of First Successful Submission: 2025-03-25 10:03:09

level17

Time of First Successful Submission: 2025-03-25 10:09:45

level18

Time of First Successful Submission: 2025-04-02 18:21:30

level19

Time of First Successful Submission: 2025-04-02 18:23:23

level20

Time of First Successful Submission: 2025-04-02 18:27:24

level21

Time of First Successful Submission: 2025-04-02 18:30:24

level24

Time of First Successful Submission: 2025-04-02 18:49:07

level25

Time of First Successful Submission: 2025-04-02 18:52:54

level26

Time of First Successful Submission: 2025-04-02 18:57:34

level27

Time of First Successful Submission: 2025-04-02 18:58:55

level28

Time of First Successful Submission: 2025-04-02 19:00:11

level29

Time of First Successful Submission: 2025-04-02 19:01:47

level30

Time of First Successful Submission: 2025-04-02 19:07:32

level31

Time of First Successful Submission: 2025-04-20 02:28:13

level32

Time of First Successful Submission: 2025-04-20 02:35:13

level33

Time of First Successful Submission: 2025-04-20 02:41:10

level34

Time of First Successful Submission: 2025-04-20 02:42:10

level35

Time of First Successful Submission: 2025-04-20 02:42:50

level36

Time of First Successful Submission: 2025-04-20 02:44:19

level1

Time of First Successful Submission: 2025-03-22 20:58:02

level2

Time of First Successful Submission: 2025-03-22 20:59:37

level3

Time of First Successful Submission: 2025-03-22 21:01:37

level4

Time of First Successful Submission: 2025-03-22 23:42:45

level5

Time of First Successful Submission: 2025-03-22 23:47:25

level6

Time of First Successful Submission: 2025-03-22 23:48:30

level7

Time of First Successful Submission: 2025-03-22 23:57:19

level8

Time of First Successful Submission: 2025-03-22 23:58:25

level9

Time of First Successful Submission: 2025-03-23 00:00:25

level10

Time of First Successful Submission: 2025-03-23 00:01:47

level11

Time of First Successful Submission: 2025-03-23 10:27:58

level12

Time of First Successful Submission: 2025-03-23 10:33:54

level13

Time of First Successful Submission: 2025-03-26 09:46:58

level14

Time of First Successful Submission: 2025-03-26 09:49:13

level15

Time of First Successful Submission: 2025-03-26 09:51:23

Pwntools Tutorials

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Level 0.0

Time of First Successful Submission: 2025-04-21 02:46:28

Level 1.0

Time of First Successful Submission: 2025-04-21 03:05:42

Level 1.1

Time of First Successful Submission: 2025-04-21 03:20:28

Level 2.0

Time of First Successful Submission: 2025-04-21 03:23:21

Level 2.1

Time of First Successful Submission: 2025-04-21 03:25:49

Level 2.2

Time of First Successful Submission: 2025-04-21 04:15:48

Level 2.3

Time of First Successful Submission: 2025-04-21 04:21:45

Level 2.4

Time of First Successful Submission: 2025-04-21 04:27:07

Level 2.5

Time of First Successful Submission: 2025-04-21 04:31:08

Level 2.6

Time of First Successful Submission: 2025-04-21 04:35:10

Level 3.0

Time of First Successful Submission: 2025-04-22 02:56:50

Level 4.0

Time of First Successful Submission: 2025-04-22 05:10:39