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17 / 43 1049 / 10725


HTTP (curl)

Time of First Successful Submission: 2024-03-17 03:19:29

HTTP (python)

Time of First Successful Submission: 2024-03-17 03:27:55

URL Encoding (curl)

Time of First Successful Submission: 2024-03-17 03:33:24

URL Encoding (python)

Time of First Successful Submission: 2024-03-17 03:33:52

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2024-03-17 03:35:59

HTTP GET Parameters (python)

Time of First Successful Submission: 2024-03-17 03:36:49

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2024-03-17 03:41:06

Multiple Form Fields (python)

Time of First Successful Submission: 2024-03-17 03:51:22

HTTP JSON (curl)

Time of First Successful Submission: 2024-03-17 03:52:15

HTTP JSON (netcat)

Time of First Successful Submission: 2024-03-17 03:53:37

HTTP JSON (python)

Time of First Successful Submission: 2024-03-17 03:54:22

Complex HTTP JSON (curl)

Time of First Successful Submission: 2024-03-17 03:56:17

Complex HTTP JSON (netcat)

Time of First Successful Submission: 2024-03-17 03:57:56

Complex HTTP JSON (python)

Time of First Successful Submission: 2024-03-17 03:59:20

Server State (curl)

Time of First Successful Submission: 2024-03-17 04:05:22

Server State (netcat)

Time of First Successful Submission: 2024-03-17 04:06:35

Level 15

Time of First Successful Submission: 2024-04-06 04:15:22


Intro to Cybersecurity

119 / 142 139 / 10671


Path Traversal 1

Time of First Successful Submission: 2024-04-06 00:50:00

Path Traversal 2

Time of First Successful Submission: 2025-02-17 23:24:07

CMDi 1

Time of First Successful Submission: 2025-02-17 23:26:42

CMDi 2

Time of First Successful Submission: 2025-02-17 23:28:16

CMDi 3

Time of First Successful Submission: 2025-02-17 23:29:51

CMDi 4

Time of First Successful Submission: 2024-04-06 00:52:45

CMDi 5

Time of First Successful Submission: 2025-02-17 23:35:09

CMDi 6

Time of First Successful Submission: 2025-02-17 23:38:24

Authentication Bypass 1

Time of First Successful Submission: 2024-04-06 00:56:44

Authentication Bypass 2

Time of First Successful Submission: 2025-02-17 23:42:28

SQLi 1

Time of First Successful Submission: 2025-02-17 23:54:56

SQLi 2

Time of First Successful Submission: 2024-04-06 01:15:09

SQLi 3

Time of First Successful Submission: 2024-04-06 01:35:46

SQLi 4

Time of First Successful Submission: 2024-04-06 01:39:07

SQLi 5

Time of First Successful Submission: 2024-04-06 02:13:25

XSS 1

Time of First Successful Submission: 2025-02-18 00:00:36

XSS 2

Time of First Successful Submission: 2025-02-18 00:04:25

XSS 3

Time of First Successful Submission: 2024-04-06 02:18:37

XSS 4

Time of First Successful Submission: 2024-04-06 02:20:13

XSS 5

Time of First Successful Submission: 2024-04-06 02:25:21

XSS 6

Time of First Successful Submission: 2025-02-18 00:22:26

XSS 7

Time of First Successful Submission: 2025-02-18 00:43:45

CSRF 1

Time of First Successful Submission: 2024-04-06 02:40:06

CSRF 2

Time of First Successful Submission: 2024-04-06 02:54:05

CSRF 3

Time of First Successful Submission: 2025-02-18 01:05:52

CSRF 4

Time of First Successful Submission: 2024-04-06 03:30:40

CSRF 5

Time of First Successful Submission: 2024-04-06 03:32:58

Connect

Time of First Successful Submission: 2024-03-21 00:05:27

Listen

Time of First Successful Submission: 2024-03-21 00:05:51

Scan 1

Time of First Successful Submission: 2024-03-21 00:10:07

Scan 2

Time of First Successful Submission: 2024-03-21 02:09:42

Monitor 1

Time of First Successful Submission: 2024-03-21 03:07:39

Monitor 2

Time of First Successful Submission: 2024-03-21 03:14:08

Network Configuration

Time of First Successful Submission: 2024-03-21 03:25:23

Ethernet

Time of First Successful Submission: 2024-03-21 05:37:55

IP

Time of First Successful Submission: 2024-03-21 05:38:52

TCP

Time of First Successful Submission: 2024-03-21 05:52:47

level11

Time of First Successful Submission: 2024-03-21 05:54:52

level12

Time of First Successful Submission: 2024-03-21 06:08:40

level13

Time of First Successful Submission: 2024-03-21 06:11:20

level14

Time of First Successful Submission: 2024-03-21 06:28:26

XOR

Time of First Successful Submission: 2025-02-18 15:16:28

Hex

Time of First Successful Submission: 2025-02-18 15:19:58

ASCII

Time of First Successful Submission: 2025-02-18 15:23:22

ASCII Strings

Time of First Successful Submission: 2025-02-18 15:27:54

One-time Pad

Time of First Successful Submission: 2024-03-30 14:38:08

Many-time Pad

Time of First Successful Submission: 2024-03-30 14:42:32

AES

Time of First Successful Submission: 2024-03-30 14:51:08

AES-ECB-CPA

Time of First Successful Submission: 2025-02-18 16:13:06

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-02-18 16:36:16

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-02-18 16:39:15

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-02-18 16:57:06

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-02-18 16:58:24

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2024-03-30 16:55:57

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-02-18 18:11:25

AES-CBC

Time of First Successful Submission: 2025-02-18 19:45:32

AES-CBC Tampering

Time of First Successful Submission: 2025-02-18 20:00:57

AES-CBC Resizing

Time of First Successful Submission: 2025-02-18 20:07:47

AES-CBC-POA

Time of First Successful Submission: 2025-02-18 21:28:04

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-02-19 02:45:48

DHKE

Time of First Successful Submission: 2024-03-30 17:09:30

DHKE-to-AES

Time of First Successful Submission: 2025-02-19 03:54:03

RSA 1

Time of First Successful Submission: 2024-03-30 17:15:17

RSA 2

Time of First Successful Submission: 2024-03-30 17:17:59

RSA Signatures

Time of First Successful Submission: 2025-02-19 04:03:33

SHA 1

Time of First Successful Submission: 2024-03-30 17:24:05

SHA 2

Time of First Successful Submission: 2024-03-30 17:28:29

RSA 3

Time of First Successful Submission: 2024-03-30 17:31:38

RSA 4

Time of First Successful Submission: 2024-03-30 17:38:05

TLS 1

Time of First Successful Submission: 2024-03-30 19:17:31

TLS 2

Time of First Successful Submission: 2024-03-30 20:14:39

level1

Time of First Successful Submission: 2025-02-19 18:27:11

level2

Time of First Successful Submission: 2025-02-19 18:27:26

level3

Time of First Successful Submission: 2025-02-19 18:27:45

level4

Time of First Successful Submission: 2025-02-19 18:28:03

level5

Time of First Successful Submission: 2025-02-19 18:29:58

level6

Time of First Successful Submission: 2025-02-19 18:31:59

level7

Time of First Successful Submission: 2025-02-19 18:32:39

level8

Time of First Successful Submission: 2025-02-19 18:32:57

level9

Time of First Successful Submission: 2025-02-19 18:33:21

level10

Time of First Successful Submission: 2025-02-19 18:34:06

level11

Time of First Successful Submission: 2025-02-19 18:35:18

level12

Time of First Successful Submission: 2025-02-19 18:37:23

level13

Time of First Successful Submission: 2025-02-19 18:38:10

level14

Time of First Successful Submission: 2025-02-19 18:39:00

level15

Time of First Successful Submission: 2025-02-19 18:39:37

level16

Time of First Successful Submission: 2025-02-19 18:40:50

level17

Time of First Successful Submission: 2025-02-19 19:13:26

level18

Time of First Successful Submission: 2025-02-19 19:13:53

level19

Time of First Successful Submission: 2025-02-19 19:14:11

File Formats: Magic Numbers

Time of First Successful Submission: 2025-02-20 02:32:21

Reading Endianness

Time of First Successful Submission: 2025-02-20 03:02:30

Version Information

Time of First Successful Submission: 2025-02-20 03:10:30

Metadata and Data

Time of First Successful Submission: 2025-02-20 03:15:04

Input Restrictions

Time of First Successful Submission: 2025-02-20 03:20:06

Behold the cIMG!

Time of First Successful Submission: 2025-02-20 03:24:28

A Basic cIMG

Time of First Successful Submission: 2025-02-20 03:33:43

Internal State

Time of First Successful Submission: 2025-02-20 05:26:16

Your First Overflow (easy)

Time of First Successful Submission: 2024-04-07 20:15:25

Your First Overflow (hard)

Time of First Successful Submission: 2024-04-07 20:17:40

Precision (easy)

Time of First Successful Submission: 2025-02-03 01:52:55

Precision (hard)

Time of First Successful Submission: 2025-02-03 02:21:58

Variable Control (easy)

Time of First Successful Submission: 2024-04-10 03:21:29

Variable Control (hard)

Time of First Successful Submission: 2024-04-10 03:26:39

Control Hijack (easy)

Time of First Successful Submission: 2024-04-11 03:11:20

Control Hijack (hard)

Time of First Successful Submission: 2024-04-11 03:15:35

Tricky Control Hijack (easy)

Time of First Successful Submission: 2024-04-11 03:58:19

Tricky Control Hijack (hard)

Time of First Successful Submission: 2024-04-11 04:00:22

PIEs (easy)

Time of First Successful Submission: 2024-04-21 18:47:25

PIEs (hard)

Time of First Successful Submission: 2024-04-21 18:55:48

String Lengths (easy)

Time of First Successful Submission: 2024-04-21 19:09:55

String Lengths (hard)

Time of First Successful Submission: 2024-04-21 19:12:31

Basic Shellcode

Time of First Successful Submission: 2024-04-06 05:40:08

NOP Sleds

Time of First Successful Submission: 2024-04-06 05:46:25

NULL-Free Shellcode

Time of First Successful Submission: 2024-04-06 07:36:52

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2024-04-07 21:28:34

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2024-04-07 21:52:10

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-02-05 15:05:44

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-02-08 17:35:43


Program Security

65 / 161 988 / 6835


level4

Time of First Successful Submission: 2024-04-07 00:23:39

level5

Time of First Successful Submission: 2024-04-07 00:38:14

level6

Time of First Successful Submission: 2024-04-07 00:40:16

level7

Time of First Successful Submission: 2024-04-07 01:14:55

level8

Time of First Successful Submission: 2024-04-07 01:50:31

level9

Time of First Successful Submission: 2024-04-07 02:04:34

level10

Time of First Successful Submission: 2024-04-07 02:09:42

level11

Time of First Successful Submission: 2024-04-07 02:10:42

level12

Time of First Successful Submission: 2024-04-07 02:30:01

level13

Time of First Successful Submission: 2024-04-07 02:32:13

level14

Time of First Successful Submission: 2024-04-07 03:27:49

level1.0

Time of First Successful Submission: 2024-04-07 04:42:34

level1.1

Time of First Successful Submission: 2024-04-07 04:49:13

level2.0

Time of First Successful Submission: 2024-04-07 04:59:42

level2.1

Time of First Successful Submission: 2024-04-07 05:18:14

level3.0

Time of First Successful Submission: 2024-04-07 16:41:33

level3.1

Time of First Successful Submission: 2024-04-07 16:54:48

level4.0

Time of First Successful Submission: 2024-04-10 02:40:30

level4.1

Time of First Successful Submission: 2024-04-10 02:46:21

level5.0

Time of First Successful Submission: 2024-04-11 04:03:41

level5.1

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

level6.0

Time of First Successful Submission: 2024-04-11 04:09:06

level6.1

Time of First Successful Submission: 2024-04-11 04:17:49

level7.0

Time of First Successful Submission: 2024-04-21 17:22:26

level7.1

Time of First Successful Submission: 2024-04-21 17:51:10

level8.0

Time of First Successful Submission: 2024-04-21 18:00:19

level8.1

Time of First Successful Submission: 2024-04-21 18:07:46

level9.0

Time of First Successful Submission: 2024-04-26 01:58:43

level9.1

Time of First Successful Submission: 2024-04-26 02:04:55

level10.0

Time of First Successful Submission: 2024-04-26 02:45:51

level10.1

Time of First Successful Submission: 2024-04-26 02:46:59

level11.0

Time of First Successful Submission: 2024-04-26 03:08:22

level11.1

Time of First Successful Submission: 2024-04-26 03:40:27

level12.0

Time of First Successful Submission: 2024-04-26 03:47:52

level12.1

Time of First Successful Submission: 2024-04-26 03:56:11

level13.0

Time of First Successful Submission: 2024-04-27 05:52:03

level13.1

Time of First Successful Submission: 2024-04-27 05:55:13

level14.0

Time of First Successful Submission: 2024-04-27 06:19:14

level14.1

Time of First Successful Submission: 2024-04-27 06:35:03

level15.0

Time of First Successful Submission: 2024-04-27 06:43:43

level15.1

Time of First Successful Submission: 2024-04-27 06:46:11

level16.0

Time of First Successful Submission: 2024-04-27 15:37:41

level16.1

Time of First Successful Submission: 2024-04-27 15:44:20

level17.0

Time of First Successful Submission: 2024-04-27 15:59:27

level17.1

Time of First Successful Submission: 2024-04-27 16:02:58

level18.0

Time of First Successful Submission: 2024-04-27 16:06:43

level18.1

Time of First Successful Submission: 2024-04-27 16:09:55

level4.0

Time of First Successful Submission: 2024-04-11 03:36:00

level4.1

Time of First Successful Submission: 2024-04-11 03:38:19

level5.0

Time of First Successful Submission: 2024-04-11 03:48:27

level5.1

Time of First Successful Submission: 2024-04-11 03:54:34

level9.0

Time of First Successful Submission: 2024-04-26 04:34:03

level9.1

Time of First Successful Submission: 2024-04-26 04:45:45

level10.0

Time of First Successful Submission: 2024-04-26 04:55:56

level10.1

Time of First Successful Submission: 2024-04-26 04:57:57

level11.0

Time of First Successful Submission: 2024-04-26 05:11:21

level11.1

Time of First Successful Submission: 2024-04-26 05:12:30

level12.0

Time of First Successful Submission: 2024-04-27 02:08:36

level12.1

Time of First Successful Submission: 2024-04-27 02:12:09

level13.0

Time of First Successful Submission: 2024-04-27 02:15:25

level13.1

Time of First Successful Submission: 2024-04-27 02:21:33

level14.0

Time of First Successful Submission: 2024-04-27 02:46:43

level14.1

Time of First Successful Submission: 2024-04-27 02:55:44

level15.0

Time of First Successful Submission: 2024-04-27 03:48:27

level15.1

Time of First Successful Submission: 2024-04-27 03:50:24


Getting Started

10 / 10 6448 / 17398


Using the VSCode Workspace

Time of First Successful Submission: 2024-02-20 21:00:26

Using the GUI Desktop

Time of First Successful Submission: 2024-02-20 21:02:27

Pasting into the Desktop

Time of First Successful Submission: 2024-02-20 21:05:12

Restarting Challenges

Time of First Successful Submission: 2025-02-01 01:07:47

Getting Help

Time of First Successful Submission: 2025-02-01 01:09:30

Challenge Programs

Time of First Successful Submission: 2025-02-01 01:10:03

The Flag File

Time of First Successful Submission: 2024-02-20 21:10:03

Using Practice Mode

Time of First Successful Submission: 2024-02-20 21:13:27

Persistent Home Directories - One

Time of First Successful Submission: 2024-02-20 21:15:08

Persistent Home Directories - Two

Time of First Successful Submission: 2024-02-20 21:16:13


Linux Luminarium

84 / 84 3187 / 11587


Intro to Commands

Time of First Successful Submission: 2025-02-01 13:00:52

Intro to Arguments

Time of First Successful Submission: 2025-02-01 13:02:03

The Root

Time of First Successful Submission: 2025-02-01 13:17:29

Program and absolute paths

Time of First Successful Submission: 2025-02-01 13:17:50

Position thy self

Time of First Successful Submission: 2025-02-01 13:18:17

Position elsewhere

Time of First Successful Submission: 2025-02-01 13:18:40

Position yet elsewhere

Time of First Successful Submission: 2025-02-01 13:19:02

implicit relative paths, from /

Time of First Successful Submission: 2025-02-01 13:20:27

explicit relative paths, from /

Time of First Successful Submission: 2025-02-01 13:20:57

implicit relative path

Time of First Successful Submission: 2025-02-01 13:21:19

home sweet home

Time of First Successful Submission: 2025-02-01 13:22:38

cat: not the pet, but the command!

Time of First Successful Submission: 2025-02-01 13:23:15

catting absolute paths

Time of First Successful Submission: 2025-02-01 13:23:29

more catting practice

Time of First Successful Submission: 2025-02-01 13:24:03

grepping for a needle in a haystack

Time of First Successful Submission: 2025-02-01 13:24:31

listing files

Time of First Successful Submission: 2025-02-01 13:24:56

touching files

Time of First Successful Submission: 2025-02-01 13:25:20

removing files

Time of First Successful Submission: 2025-02-01 13:25:43

hidden files

Time of First Successful Submission: 2025-02-01 13:26:07

An Epic Filesystem Quest

Time of First Successful Submission: 2025-02-01 13:29:26

making directories

Time of First Successful Submission: 2025-02-01 13:29:51

finding files

Time of First Successful Submission: 2025-02-01 13:32:08

linking files

Time of First Successful Submission: 2025-02-01 13:33:24

Learning From Documentation

Time of First Successful Submission: 2025-02-01 13:34:23

Learning Complex Usage

Time of First Successful Submission: 2025-02-01 13:34:57

Reading Manuals

Time of First Successful Submission: 2025-02-01 13:36:04

Searching Manuals

Time of First Successful Submission: 2025-02-01 13:36:37

Searching For Manuals

Time of First Successful Submission: 2025-02-01 13:39:02

Helpful Programs

Time of First Successful Submission: 2025-02-01 13:46:45

Help for Builtins

Time of First Successful Submission: 2025-02-01 13:48:44

Matching with *

Time of First Successful Submission: 2025-02-01 13:49:52

Matching with ?

Time of First Successful Submission: 2025-02-01 13:52:27

Matching with []

Time of First Successful Submission: 2025-02-01 13:53:22

Matching paths with []

Time of First Successful Submission: 2025-02-01 13:54:41

Mixing globs

Time of First Successful Submission: 2025-02-01 13:56:41

Exclusionary globbing

Time of First Successful Submission: 2025-02-01 13:57:38

Redirecting output

Time of First Successful Submission: 2025-02-01 13:59:20

Redirecting more output

Time of First Successful Submission: 2025-02-01 14:00:41

Appending output

Time of First Successful Submission: 2025-02-01 14:02:23

Redirecting errors

Time of First Successful Submission: 2025-02-01 14:03:44

Redirecting input

Time of First Successful Submission: 2025-02-01 14:04:38

Grepping stored results

Time of First Successful Submission: 2025-02-01 14:05:09

Grepping live output

Time of First Successful Submission: 2025-02-01 14:05:39

Grepping errors

Time of First Successful Submission: 2025-02-01 14:06:23

Duplicating piped data with tee

Time of First Successful Submission: 2025-02-01 14:08:56

Writing to multiple programs

Time of First Successful Submission: 2025-02-01 14:26:22

Split-piping stderr and stdout

Time of First Successful Submission: 2025-02-01 14:27:56

Printing Variables

Time of First Successful Submission: 2025-02-01 14:29:01

Setting Variables

Time of First Successful Submission: 2025-02-01 14:29:16

Multi-word Variables

Time of First Successful Submission: 2025-02-01 14:29:31

Exporting Variables

Time of First Successful Submission: 2025-02-01 14:30:45

Printing Exported Variables

Time of First Successful Submission: 2025-02-01 14:31:14

Storing Command Output

Time of First Successful Submission: 2025-02-01 14:33:58

Reading Input

Time of First Successful Submission: 2025-02-01 14:35:04

Reading Files

Time of First Successful Submission: 2025-02-01 14:37:36

Listing Processes

Time of First Successful Submission: 2025-02-01 14:40:21

Killing Processes

Time of First Successful Submission: 2025-02-01 14:41:16

Interrupting Processes

Time of First Successful Submission: 2025-02-01 14:41:37

Suspending Processes

Time of First Successful Submission: 2025-02-01 14:42:22

Resuming Processes

Time of First Successful Submission: 2025-02-01 14:42:38

Backgrounding Processes

Time of First Successful Submission: 2025-02-01 14:43:54

Foregrounding Processes

Time of First Successful Submission: 2025-02-01 14:44:26

Starting Backgrounded Processes

Time of First Successful Submission: 2025-02-01 14:47:09

Process Exit Codes

Time of First Successful Submission: 2025-02-01 14:47:39

Changing File Ownership

Time of First Successful Submission: 2025-02-01 14:50:04

Groups and Files

Time of First Successful Submission: 2025-02-01 14:52:05

Fun With Groups Names

Time of First Successful Submission: 2025-02-01 14:52:40

Changing Permissions

Time of First Successful Submission: 2025-02-01 14:54:26

Executable Files

Time of First Successful Submission: 2025-02-01 14:54:57

Permission Tweaking Practice

Time of First Successful Submission: 2025-02-01 14:56:41

Permissions Setting Practice

Time of First Successful Submission: 2025-02-01 14:58:27

The SUID Bit

Time of First Successful Submission: 2025-02-01 14:59:53

Becoming root with su

Time of First Successful Submission: 2025-02-01 15:01:13

Other users with su

Time of First Successful Submission: 2025-02-01 15:02:13

Cracking passwords

Time of First Successful Submission: 2025-02-01 15:06:24

Using sudo

Time of First Successful Submission: 2025-02-01 15:13:27

Chaining with Semicolons

Time of First Successful Submission: 2025-02-01 15:14:33

Your First Shell Script

Time of First Successful Submission: 2025-02-01 15:15:47

Redirecting Script Output

Time of First Successful Submission: 2025-02-01 15:16:32

Executable Shell Scripts

Time of First Successful Submission: 2025-02-01 15:17:29

The PATH Variable

Time of First Successful Submission: 2025-02-01 15:18:22

Setting PATH

Time of First Successful Submission: 2025-02-01 15:19:09

Adding Commands

Time of First Successful Submission: 2025-02-01 15:20:36

Hijacking Commands

Time of First Successful Submission: 2025-02-01 15:21:02


Computing 101

69 / 69 60 / 11797


Your First Register

Time of First Successful Submission: 2025-02-01 15:26:58

Your First Syscall

Time of First Successful Submission: 2025-02-01 15:28:15

Exit Codes

Time of First Successful Submission: 2025-02-01 15:44:56

Building Executables

Time of First Successful Submission: 2025-02-01 15:48:29

Moving Between Registers

Time of First Successful Submission: 2025-02-01 15:52:21

Tracing Syscalls

Time of First Successful Submission: 2025-02-01 15:50:14

Starting GDB

Time of First Successful Submission: 2025-02-05 14:28:41

Starting Programs in GDB

Time of First Successful Submission: 2025-02-05 14:29:31

Loading From Memory

Time of First Successful Submission: 2025-02-01 15:58:27

More Loading Practice

Time of First Successful Submission: 2025-02-01 15:58:55

Dereferencing Pointers

Time of First Successful Submission: 2025-02-01 16:00:10

Dereferencing Yourself

Time of First Successful Submission: 2025-02-01 16:00:46

Dereferencing with Offsets

Time of First Successful Submission: 2025-02-01 16:01:33

Stored Addresses

Time of First Successful Submission: 2025-02-01 16:03:43

Double Dereference

Time of First Successful Submission: 2025-02-01 16:10:51

Triple Dereference

Time of First Successful Submission: 2025-02-01 16:11:16

Writing Output

Time of First Successful Submission: 2025-02-01 16:15:25

Chaining Syscalls

Time of First Successful Submission: 2025-02-01 16:16:00

Writing Strings

Time of First Successful Submission: 2025-02-01 16:16:19

Reading Data

Time of First Successful Submission: 2025-02-17 23:12:13

set-register

Time of First Successful Submission: 2024-03-03 16:52:29

set-multiple-registers

Time of First Successful Submission: 2024-03-03 16:54:29

add-to-register

Time of First Successful Submission: 2024-03-03 16:56:33

linear-equation-registers

Time of First Successful Submission: 2024-03-03 16:59:48

integer-division

Time of First Successful Submission: 2024-03-03 17:02:25

modulo-operation

Time of First Successful Submission: 2024-03-03 17:04:28

set-upper-byte

Time of First Successful Submission: 2024-03-03 17:05:48

efficient-modulo

Time of First Successful Submission: 2024-03-03 17:09:07

byte-extraction

Time of First Successful Submission: 2024-03-03 17:12:54

bitwise-and

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

check-even

Time of First Successful Submission: 2024-03-03 17:19:30

memory-read

Time of First Successful Submission: 2024-03-03 17:21:42

memory-write

Time of First Successful Submission: 2024-03-03 17:22:22

memory-increment

Time of First Successful Submission: 2024-03-03 17:24:17

byte-access

Time of First Successful Submission: 2024-03-03 17:26:51

memory-size-access

Time of First Successful Submission: 2024-03-03 17:28:59

little-endian-write

Time of First Successful Submission: 2024-03-03 17:31:39

memory-sum

Time of First Successful Submission: 2024-03-03 17:33:21

stack-subtraction

Time of First Successful Submission: 2024-03-03 17:35:00

swap-stack-values

Time of First Successful Submission: 2024-03-03 17:35:58

average-stack-values

Time of First Successful Submission: 2024-03-03 17:41:35

absolute-jump

Time of First Successful Submission: 2024-03-03 17:43:40

relative-jump

Time of First Successful Submission: 2024-03-03 18:58:27

jump-trampoline

Time of First Successful Submission: 2024-03-03 19:01:29

conditional-jump

Time of First Successful Submission: 2024-03-03 19:13:31

indirect-jump

Time of First Successful Submission: 2024-03-03 19:26:42

average-loop

Time of First Successful Submission: 2024-03-03 19:29:58

count-non-zero

Time of First Successful Submission: 2024-03-03 19:39:43

string-lower

Time of First Successful Submission: 2024-03-03 20:34:33

most-common-byte

Time of First Successful Submission: 2024-03-03 21:33:56

level1

Time of First Successful Submission: 2024-03-02 15:11:12

level2

Time of First Successful Submission: 2024-03-02 15:13:34

level3

Time of First Successful Submission: 2024-03-03 22:13:26

level4

Time of First Successful Submission: 2024-03-03 22:29:37

level5

Time of First Successful Submission: 2024-03-03 22:36:38

level6

Time of First Successful Submission: 2024-03-03 23:35:00

level7

Time of First Successful Submission: 2024-03-03 23:36:33

level8

Time of First Successful Submission: 2024-03-03 23:43:40

level1

Time of First Successful Submission: 2024-03-19 14:52:38

level2

Time of First Successful Submission: 2024-03-19 15:38:08

level3

Time of First Successful Submission: 2024-03-20 02:34:26

level4

Time of First Successful Submission: 2024-03-20 02:37:35

level5

Time of First Successful Submission: 2024-03-20 02:40:32

level6

Time of First Successful Submission: 2024-03-20 04:30:37

level7

Time of First Successful Submission: 2024-03-20 04:55:06

level8

Time of First Successful Submission: 2024-03-20 04:56:58

level9

Time of First Successful Submission: 2024-03-20 05:01:53

level10

Time of First Successful Submission: 2024-03-20 05:35:12

level11

Time of First Successful Submission: 2024-03-20 05:36:01


Playing With Programs

255 / 255 20 / 19017


What's the password?

Time of First Successful Submission: 2025-02-02 19:49:54

... and again!

Time of First Successful Submission: 2025-02-02 19:50:12

Newline Troubles

Time of First Successful Submission: 2025-02-02 19:51:05

Reasoning about files

Time of First Successful Submission: 2025-02-02 19:51:59

Specifying Filenames

Time of First Successful Submission: 2025-02-02 19:52:25

Binary and Hex Encoding

Time of First Successful Submission: 2025-02-02 19:59:15

More Hex

Time of First Successful Submission: 2025-02-02 20:00:13

Decoding Hex

Time of First Successful Submission: 2025-02-02 20:01:40

Decoding Practice

Time of First Successful Submission: 2025-02-02 20:05:02

Encoding Practice

Time of First Successful Submission: 2025-02-02 20:07:11

Hex-encoding ASCII

Time of First Successful Submission: 2025-02-02 20:10:52

Nested Encoding

Time of First Successful Submission: 2025-02-02 20:12:08

Hex-encoding UTF-8

Time of First Successful Submission: 2025-02-02 20:13:46

UTF Mixups

Time of First Successful Submission: 2025-02-02 20:15:34

Modifying Encoded Data

Time of First Successful Submission: 2025-02-02 20:17:10

Decoding Base64

Time of First Successful Submission: 2024-03-30 14:31:00

Encoding Base64

Time of First Successful Submission: 2025-02-02 20:19:25

Dealing with Obfuscation

Time of First Successful Submission: 2025-02-02 20:21:00

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-02-02 20:21:51

Your First HTTP Request

Time of First Successful Submission: 2025-02-01 16:51:18

Reading Flask

Time of First Successful Submission: 2025-02-01 16:52:35

Commented Data

Time of First Successful Submission: 2025-02-01 16:53:20

HTTP Metadata

Time of First Successful Submission: 2025-02-01 16:53:51

HTTP (netcat)

Time of First Successful Submission: 2024-03-17 03:22:58

HTTP Paths (netcat)

Time of First Successful Submission: 2024-03-17 03:31:28

HTTP (curl)

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

HTTP (python)

Time of First Successful Submission: 2024-03-17 03:32:10

HTTP Host Header (python)

Time of First Successful Submission: 2024-03-17 03:30:29

HTTP Host Header (curl)

Time of First Successful Submission: 2024-03-17 03:28:53

HTTP Host Header (netcat)

Time of First Successful Submission: 2024-03-17 03:29:30

URL Encoding (netcat)

Time of First Successful Submission: 2024-03-17 03:34:52

HTTP GET Parameters

Time of First Successful Submission: 2024-03-17 03:35:27

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2024-03-17 03:40:20

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2024-03-17 03:37:46

HTTP Forms

Time of First Successful Submission: 2025-02-01 16:55:57

HTTP Forms (curl)

Time of First Successful Submission: 2024-03-17 03:41:52

HTTP Forms (netcat)

Time of First Successful Submission: 2024-03-17 03:45:31

HTTP Forms (python)

Time of First Successful Submission: 2024-03-17 03:46:28

HTTP Forms Without Forms

Time of First Successful Submission: 2025-02-01 16:59:32

Multiple Form Fields (curl)

Time of First Successful Submission: 2024-03-17 03:48:59

Multiple Form Fields (netcat)

Time of First Successful Submission: 2024-03-17 03:50:25

HTTP Redirects (netcat)

Time of First Successful Submission: 2024-03-17 04:00:24

HTTP Redirects (curl)

Time of First Successful Submission: 2024-03-17 03:59:49

HTTP Redirects (python)

Time of First Successful Submission: 2024-03-17 04:01:49

HTTP Cookies (curl)

Time of First Successful Submission: 2024-03-17 04:02:31

HTTP Cookies (netcat)

Time of First Successful Submission: 2024-03-17 04:03:17

HTTP Cookies (python)

Time of First Successful Submission: 2024-03-17 04:04:13

Server State (python)

Time of First Successful Submission: 2024-03-17 04:07:09

Listening Web

Time of First Successful Submission: 2025-02-01 17:01:25

Speaking Redirects

Time of First Successful Submission: 2025-02-01 17:05:46

JavaScript Redirects

Time of First Successful Submission: 2025-02-01 17:08:36

Including JavaScript

Time of First Successful Submission: 2025-02-01 17:13:39

HTTP (javascript)

Time of First Successful Submission: 2025-02-01 17:16:08

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-02-01 17:18:42

HTTP Forms (javascript)

Time of First Successful Submission: 2025-02-01 17:21:59

level1

Time of First Successful Submission: 2024-02-20 22:54:37

level2

Time of First Successful Submission: 2024-02-20 22:55:12

level3

Time of First Successful Submission: 2024-02-20 22:55:46

level4

Time of First Successful Submission: 2024-02-20 22:56:16

level5

Time of First Successful Submission: 2024-02-20 22:56:40

level6

Time of First Successful Submission: 2024-02-20 22:57:11

level7

Time of First Successful Submission: 2024-02-20 23:00:10

level8

Time of First Successful Submission: 2024-02-20 23:00:39

level9

Time of First Successful Submission: 2024-02-20 23:01:09

level10

Time of First Successful Submission: 2024-02-20 23:02:02

level11

Time of First Successful Submission: 2024-02-20 23:07:53

level12

Time of First Successful Submission: 2024-02-20 23:02:56

level13

Time of First Successful Submission: 2024-02-20 23:08:31

level14

Time of First Successful Submission: 2024-02-20 23:09:20

level15

Time of First Successful Submission: 2024-02-20 23:10:03

level16

Time of First Successful Submission: 2024-02-20 23:12:55

level17

Time of First Successful Submission: 2024-02-20 23:14:59

level18

Time of First Successful Submission: 2024-02-20 23:17:26

level19

Time of First Successful Submission: 2024-02-20 23:26:17

level20

Time of First Successful Submission: 2024-02-20 23:36:23

level21

Time of First Successful Submission: 2024-02-20 23:39:45

level22

Time of First Successful Submission: 2024-02-20 23:41:52

level23

Time of First Successful Submission: 2024-02-20 23:49:29

level24

Time of First Successful Submission: 2024-02-20 23:50:55

level25

Time of First Successful Submission: 2024-02-20 23:51:34

level26

Time of First Successful Submission: 2024-02-20 23:52:17

level27

Time of First Successful Submission: 2024-03-16 19:07:39

level28

Time of First Successful Submission: 2024-03-16 19:08:13

level29

Time of First Successful Submission: 2024-03-16 19:09:24

level30

Time of First Successful Submission: 2024-03-16 19:10:33

level31

Time of First Successful Submission: 2024-03-16 19:12:05

level32

Time of First Successful Submission: 2024-03-16 19:13:28

level33

Time of First Successful Submission: 2024-03-16 19:14:43

level34

Time of First Successful Submission: 2024-03-16 19:15:11

level35

Time of First Successful Submission: 2024-03-16 19:15:44

level36

Time of First Successful Submission: 2024-03-16 19:16:46

level37

Time of First Successful Submission: 2024-03-16 19:17:12

level38

Time of First Successful Submission: 2024-03-16 19:17:32

level39

Time of First Successful Submission: 2024-03-16 19:22:11

level40

Time of First Successful Submission: 2024-03-16 19:50:30

level41

Time of First Successful Submission: 2024-03-16 19:52:36

level42

Time of First Successful Submission: 2024-03-16 19:53:04

level43

Time of First Successful Submission: 2024-03-16 19:54:06

level44

Time of First Successful Submission: 2024-03-16 20:00:34

level45

Time of First Successful Submission: 2024-03-16 20:01:31

level46

Time of First Successful Submission: 2024-03-16 20:02:02

level47

Time of First Successful Submission: 2024-03-16 20:03:14

level48

Time of First Successful Submission: 2024-03-16 20:03:57

level49

Time of First Successful Submission: 2024-03-16 20:04:14

level50

Time of First Successful Submission: 2024-03-16 20:21:14

level51

Time of First Successful Submission: 2024-03-16 20:40:49

level1

Time of First Successful Submission: 2024-03-04 01:22:36

level2

Time of First Successful Submission: 2024-03-04 01:23:07

level3

Time of First Successful Submission: 2024-03-04 01:23:51

level4

Time of First Successful Submission: 2024-03-04 01:24:28

level5

Time of First Successful Submission: 2024-03-04 01:25:39

level6

Time of First Successful Submission: 2024-03-04 01:26:07

level7

Time of First Successful Submission: 2024-03-04 01:28:59

level8

Time of First Successful Submission: 2024-03-04 01:30:51

level9

Time of First Successful Submission: 2024-03-04 01:32:04

level10

Time of First Successful Submission: 2024-03-04 01:34:05

level11

Time of First Successful Submission: 2024-03-04 01:34:50

level12

Time of First Successful Submission: 2024-03-04 01:35:45

level13

Time of First Successful Submission: 2024-03-04 01:36:36

level14

Time of First Successful Submission: 2024-03-04 01:37:10

level15

Time of First Successful Submission: 2024-03-04 01:41:30

level16

Time of First Successful Submission: 2024-03-04 01:43:07

level17

Time of First Successful Submission: 2024-03-04 01:44:21

level18

Time of First Successful Submission: 2024-03-04 01:45:14

level19

Time of First Successful Submission: 2024-03-04 01:50:46

level20

Time of First Successful Submission: 2024-03-04 01:52:00

level21

Time of First Successful Submission: 2024-03-04 01:52:50

level22

Time of First Successful Submission: 2024-03-04 01:54:36

level23

Time of First Successful Submission: 2024-03-04 01:56:13

level24

Time of First Successful Submission: 2024-03-04 01:57:02

level25

Time of First Successful Submission: 2024-03-04 01:57:57

level26

Time of First Successful Submission: 2024-03-04 01:58:50

level27

Time of First Successful Submission: 2024-03-04 01:59:49

level28

Time of First Successful Submission: 2024-03-04 02:00:34

level29

Time of First Successful Submission: 2024-03-04 14:04:40

level30

Time of First Successful Submission: 2024-03-04 14:05:33

level31

Time of First Successful Submission: 2024-03-04 14:13:13

level32

Time of First Successful Submission: 2024-03-04 14:16:03

level33

Time of First Successful Submission: 2024-03-04 14:21:11

level34

Time of First Successful Submission: 2024-03-04 14:21:50

level35

Time of First Successful Submission: 2024-03-04 14:22:26

level36

Time of First Successful Submission: 2024-03-04 14:23:10

level37

Time of First Successful Submission: 2024-03-04 14:23:41

level38

Time of First Successful Submission: 2024-03-04 14:24:51

level39

Time of First Successful Submission: 2024-03-04 14:25:15

level40

Time of First Successful Submission: 2024-03-04 14:25:53

level41

Time of First Successful Submission: 2024-03-04 14:27:03

level42

Time of First Successful Submission: 2024-03-04 14:28:13

level43

Time of First Successful Submission: 2024-03-04 14:29:08

level44

Time of First Successful Submission: 2024-03-04 14:29:49

level45

Time of First Successful Submission: 2024-03-04 14:30:27

level46

Time of First Successful Submission: 2024-03-04 14:31:17

level47

Time of First Successful Submission: 2024-03-04 14:32:07

level48

Time of First Successful Submission: 2024-03-04 17:53:03

level49

Time of First Successful Submission: 2024-03-04 17:54:13

level50

Time of First Successful Submission: 2024-03-04 17:55:21

level51

Time of First Successful Submission: 2024-03-04 17:56:39

level52

Time of First Successful Submission: 2024-03-04 17:59:57

level53

Time of First Successful Submission: 2024-03-04 18:02:49

level54

Time of First Successful Submission: 2024-03-04 20:35:18

level55

Time of First Successful Submission: 2024-03-04 20:38:19

level56

Time of First Successful Submission: 2024-03-04 20:38:57

level57

Time of First Successful Submission: 2024-03-04 20:46:16

level58

Time of First Successful Submission: 2024-03-04 21:18:16

level59

Time of First Successful Submission: 2024-03-04 21:19:31

level60

Time of First Successful Submission: 2024-03-04 21:41:36

level61

Time of First Successful Submission: 2024-03-04 21:44:39

level62

Time of First Successful Submission: 2024-03-04 21:45:47

level63

Time of First Successful Submission: 2024-03-04 21:53:48

level64

Time of First Successful Submission: 2024-03-04 21:57:49

level65

Time of First Successful Submission: 2024-03-04 22:00:13

level66

Time of First Successful Submission: 2024-03-04 22:01:29

level67

Time of First Successful Submission: 2024-03-04 22:04:27

level68

Time of First Successful Submission: 2024-03-06 03:28:34

level70

Time of First Successful Submission: 2024-03-06 03:30:32

level71

Time of First Successful Submission: 2024-03-06 03:36:39

level72

Time of First Successful Submission: 2024-03-06 03:38:56

level73

Time of First Successful Submission: 2024-03-06 03:41:07

level74

Time of First Successful Submission: 2024-03-06 03:43:42

level76

Time of First Successful Submission: 2024-03-06 03:45:21

level77

Time of First Successful Submission: 2024-03-06 03:46:53

level78

Time of First Successful Submission: 2024-03-06 03:48:25

level79

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

level80

Time of First Successful Submission: 2024-03-16 20:49:42

level82

Time of First Successful Submission: 2024-03-16 20:51:03

level83

Time of First Successful Submission: 2024-03-16 20:52:39

level84

Time of First Successful Submission: 2024-03-16 20:57:19

level85

Time of First Successful Submission: 2024-03-16 20:59:23

level86

Time of First Successful Submission: 2024-03-16 21:00:48

level87

Time of First Successful Submission: 2024-03-16 21:02:14

level88

Time of First Successful Submission: 2024-03-16 21:03:51

level89

Time of First Successful Submission: 2024-03-16 21:04:50

level90

Time of First Successful Submission: 2024-03-16 21:07:04

level91

Time of First Successful Submission: 2024-03-16 21:07:49

level92

Time of First Successful Submission: 2024-03-16 21:08:42

level93

Time of First Successful Submission: 2024-03-16 21:10:09

level94

Time of First Successful Submission: 2024-03-16 21:11:18

level95

Time of First Successful Submission: 2024-03-16 21:12:18

level96

Time of First Successful Submission: 2024-03-16 21:14:01

level97

Time of First Successful Submission: 2024-03-16 21:16:02

level98

Time of First Successful Submission: 2024-03-16 21:17:20

level99

Time of First Successful Submission: 2024-03-16 21:19:01

level100

Time of First Successful Submission: 2024-03-16 21:20:38

level101

Time of First Successful Submission: 2024-03-16 21:21:20

level102

Time of First Successful Submission: 2024-03-16 21:22:43

level103

Time of First Successful Submission: 2024-03-16 21:24:01

level104

Time of First Successful Submission: 2024-03-16 21:25:24

level105

Time of First Successful Submission: 2024-03-16 21:26:57

level106

Time of First Successful Submission: 2024-03-16 21:27:28

level107

Time of First Successful Submission: 2024-03-16 21:32:01

level108

Time of First Successful Submission: 2024-03-16 21:32:43

level109

Time of First Successful Submission: 2024-03-16 21:33:15

level110

Time of First Successful Submission: 2024-03-16 21:34:04

level111

Time of First Successful Submission: 2024-03-16 21:36:33

level112

Time of First Successful Submission: 2024-03-16 21:39:23

level113

Time of First Successful Submission: 2024-03-16 21:40:12

level114

Time of First Successful Submission: 2024-03-16 21:42:31

level115

Time of First Successful Submission: 2024-03-16 21:43:02

level116

Time of First Successful Submission: 2024-03-16 21:53:36

level117

Time of First Successful Submission: 2024-03-16 21:59:04

level118

Time of First Successful Submission: 2024-03-16 22:00:19

level119

Time of First Successful Submission: 2024-03-16 22:01:03

level120

Time of First Successful Submission: 2024-03-16 22:02:01

level121

Time of First Successful Submission: 2024-03-16 22:02:33

level122

Time of First Successful Submission: 2024-03-16 22:03:07

level123

Time of First Successful Submission: 2024-03-16 22:03:58

level124

Time of First Successful Submission: 2024-03-16 22:04:59

level125

Time of First Successful Submission: 2024-03-16 22:11:56

level126

Time of First Successful Submission: 2024-03-16 22:15:08

level127

Time of First Successful Submission: 2024-03-16 22:29:46

level128

Time of First Successful Submission: 2024-03-16 22:32:56

level129

Time of First Successful Submission: 2024-03-16 22:36:40

level130

Time of First Successful Submission: 2024-03-16 22:39:08

level131

Time of First Successful Submission: 2024-03-16 22:40:05

level132

Time of First Successful Submission: 2024-03-16 22:41:23

level133

Time of First Successful Submission: 2024-03-16 22:41:53

level134

Time of First Successful Submission: 2024-03-16 22:43:52

level135

Time of First Successful Submission: 2024-03-16 22:47:58

level136

Time of First Successful Submission: 2024-03-16 22:49:14

level137

Time of First Successful Submission: 2024-03-16 22:50:10

level138

Time of First Successful Submission: 2024-03-16 22:50:55

level139

Time of First Successful Submission: 2024-03-16 22:55:46

level140

Time of First Successful Submission: 2024-03-16 23:16:47

level141

Time of First Successful Submission: 2024-03-16 23:17:32

level142

Time of First Successful Submission: 2024-03-16 23:19:59

SQL Queries

Time of First Successful Submission: 2025-02-01 16:20:40

Filtering SQL

Time of First Successful Submission: 2025-02-01 16:22:35

Choosing Columns

Time of First Successful Submission: 2025-02-01 16:37:32

Exclusionary Filtering

Time of First Successful Submission: 2025-02-01 16:38:28

Filtering Strings

Time of First Successful Submission: 2025-02-01 16:39:02

Filtering on Expressions

Time of First Successful Submission: 2025-02-01 16:40:36

SELECTing Expressions

Time of First Successful Submission: 2025-02-01 16:44:59

Composite Conditions

Time of First Successful Submission: 2025-02-01 16:46:23

Reaching Your LIMITs

Time of First Successful Submission: 2025-02-01 16:47:28

Querying Metadata

Time of First Successful Submission: 2025-02-01 16:49:00