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Intro to Programming Languages

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Commands

Time of First Successful Submission: 2025-09-24 11:50:29

Command Arguments

Time of First Successful Submission: 2025-09-24 11:50:56

Command History

Time of First Successful Submission: 2025-09-24 11:51:29

The Root Path

Time of First Successful Submission: 2025-09-24 11:52:18

Absolute Paths

Time of First Successful Submission: 2025-09-24 11:52:44

Changing position

Time of First Successful Submission: 2025-09-24 11:53:14

Changing to an Absolute Path

Time of First Successful Submission: 2025-09-24 11:53:48

Relative Paths

Time of First Successful Submission: 2025-09-24 11:54:55

Cat

Time of First Successful Submission: 2025-09-24 11:57:36

Ls

Time of First Successful Submission: 2025-09-24 12:00:44

Ls All

Time of First Successful Submission: 2025-09-24 12:02:59

Find

Time of First Successful Submission: 2025-09-24 12:08:16

Piping Echo

Time of First Successful Submission: 2025-09-24 12:28:06

Piping Stdout

Time of First Successful Submission: 2025-09-24 12:28:42

Piping Stdin

Time of First Successful Submission: 2025-09-24 12:31:54


Intro to Cybersecurity

183 / 183 123 / 17655


Path Traversal 1

Time of First Successful Submission: 2025-09-24 17:19:56

Path Traversal 2

Time of First Successful Submission: 2025-09-24 17:42:25

CMDi 1

Time of First Successful Submission: 2025-09-24 17:43:56

CMDi 2

Time of First Successful Submission: 2025-09-24 17:46:24

CMDi 3

Time of First Successful Submission: 2025-09-24 18:25:02

CMDi 4

Time of First Successful Submission: 2025-09-24 18:27:57

CMDi 5

Time of First Successful Submission: 2025-09-24 18:31:29

CMDi 6

Time of First Successful Submission: 2025-09-24 18:40:05

Authentication Bypass 1

Time of First Successful Submission: 2025-09-24 18:43:11

Authentication Bypass 2

Time of First Successful Submission: 2025-09-24 18:44:16

SQLi 1

Time of First Successful Submission: 2025-09-24 18:47:54

SQLi 2

Time of First Successful Submission: 2025-09-24 18:50:11

SQLi 3

Time of First Successful Submission: 2025-09-24 18:53:34

SQLi 4

Time of First Successful Submission: 2025-09-27 13:06:05

SQLi 5

Time of First Successful Submission: 2025-09-29 17:51:14

XSS 1

Time of First Successful Submission: 2025-09-29 18:14:55

XSS 2

Time of First Successful Submission: 2025-09-29 18:17:06

XSS 3

Time of First Successful Submission: 2025-09-29 18:18:56

XSS 4

Time of First Successful Submission: 2025-09-29 18:21:25

XSS 5

Time of First Successful Submission: 2025-09-29 18:30:11

XSS 6

Time of First Successful Submission: 2025-09-29 18:34:14

XSS 7

Time of First Successful Submission: 2025-09-29 18:49:32

CSRF 1

Time of First Successful Submission: 2025-10-02 15:34:33

CSRF 2

Time of First Successful Submission: 2025-10-02 15:42:41

CSRF 3

Time of First Successful Submission: 2025-10-02 18:06:26

CSRF 4

Time of First Successful Submission: 2025-10-02 18:17:37

CSRF 5

Time of First Successful Submission: 2025-10-03 11:42:25

Connect

Time of First Successful Submission: 2025-10-03 11:55:52

Send

Time of First Successful Submission: 2025-10-03 11:58:06

Shutdown

Time of First Successful Submission: 2025-10-03 11:59:42

Listen

Time of First Successful Submission: 2025-10-03 12:02:50

Scan 1

Time of First Successful Submission: 2025-10-03 12:13:59

Scan 2

Time of First Successful Submission: 2025-10-03 12:48:50

Monitor 1

Time of First Successful Submission: 2025-10-03 13:31:32

Monitor 2

Time of First Successful Submission: 2025-10-03 13:44:24

Sniffing Cookies

Time of First Successful Submission: 2025-10-03 13:52:32

Network Configuration

Time of First Successful Submission: 2025-10-03 13:54:35

Firewall 1

Time of First Successful Submission: 2025-10-03 13:56:20

Firewall 2

Time of First Successful Submission: 2025-10-03 13:58:15

Firewall 3

Time of First Successful Submission: 2025-10-03 14:03:20

Denial of Service 1

Time of First Successful Submission: 2025-10-03 14:05:11

Denial of Service 2

Time of First Successful Submission: 2025-10-03 14:07:01

Denial of Service 3

Time of First Successful Submission: 2025-10-03 15:01:08

Ethernet

Time of First Successful Submission: 2025-10-03 15:08:43

IP

Time of First Successful Submission: 2025-10-03 15:12:04

TCP

Time of First Successful Submission: 2025-10-03 15:15:21

TCP Handshake

Time of First Successful Submission: 2025-10-03 15:20:52

UDP

Time of First Successful Submission: 2025-10-03 15:29:14

UDP 2

Time of First Successful Submission: 2025-10-03 15:33:35

UDP Spoofing 1

Time of First Successful Submission: 2025-10-03 15:56:03

UDP Spoofing 2

Time of First Successful Submission: 2025-10-03 17:08:38

UDP Spoofing 3

Time of First Successful Submission: 2025-10-03 21:24:41

UDP Spoofing 4

Time of First Successful Submission: 2025-10-03 22:00:39

ARP

Time of First Successful Submission: 2025-10-03 18:39:06

Intercept

Time of First Successful Submission: 2025-10-04 21:07:02

Man-in-the-Middle

Time of First Successful Submission: 2025-10-04 23:16:38

XOR

Time of First Successful Submission: 2025-10-04 23:39:00

XORing Hex

Time of First Successful Submission: 2025-10-04 23:44:11

XORing ASCII

Time of First Successful Submission: 2025-10-04 23:48:17

XORing ASCII Strings

Time of First Successful Submission: 2025-10-05 00:54:48

One-time Pad

Time of First Successful Submission: 2025-10-05 17:54:47

One-time Pad Tampering

Time of First Successful Submission: 2025-10-05 18:12:27

Many-time Pad

Time of First Successful Submission: 2025-10-05 18:15:16

AES

Time of First Successful Submission: 2025-10-05 18:23:18

AES-ECB-CPA

Time of First Successful Submission: 2025-10-05 23:06:50

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-10-12 20:54:10

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-10-12 21:04:23

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-10-12 22:00:09

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-11-06 16:39:48

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-11-06 19:16:43

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2025-11-07 13:20:41

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-11-11 17:20:43

AES-CBC

Time of First Successful Submission: 2025-11-07 19:21:35

AES-CBC Tampering

Time of First Successful Submission: 2025-11-10 17:22:33

AES-CBC Resizing

Time of First Successful Submission: 2025-11-11 13:35:45

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-11-11 19:00:15

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-11-11 19:26:04

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-11-11 19:47:21

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-11-12 15:41:04

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-11-12 17:05:43

DHKE

Time of First Successful Submission: 2025-10-13 18:52:47

DHKE-to-AES

Time of First Successful Submission: 2025-10-13 19:21:18

RSA 1

Time of First Successful Submission: 2025-10-13 19:28:19

RSA 2

Time of First Successful Submission: 2025-10-13 19:37:55

RSA 3

Time of First Successful Submission: 2025-10-13 20:18:22

RSA 4

Time of First Successful Submission: 2025-11-05 19:15:23

RSA Signatures

Time of First Successful Submission: 2025-11-05 20:03:28

SHA 1

Time of First Successful Submission: 2025-10-13 23:33:21

SHA 2

Time of First Successful Submission: 2025-11-05 14:29:45

TLS 1

Time of First Successful Submission: 2025-11-05 15:44:43

TLS 2

Time of First Successful Submission: 2025-11-06 14:54:39

level1

Time of First Successful Submission: 2025-10-13 16:13:41

level2

Time of First Successful Submission: 2025-10-13 16:14:31

level3

Time of First Successful Submission: 2025-10-13 16:15:16

level4

Time of First Successful Submission: 2025-10-13 16:15:57

level5

Time of First Successful Submission: 2025-10-13 16:18:31

level6

Time of First Successful Submission: 2025-10-13 16:21:10

level7

Time of First Successful Submission: 2025-10-13 16:22:20

level8

Time of First Successful Submission: 2025-10-13 16:24:25

level9

Time of First Successful Submission: 2025-10-13 16:25:22

level10

Time of First Successful Submission: 2025-10-13 16:28:20

level11

Time of First Successful Submission: 2025-10-13 16:31:00

level12

Time of First Successful Submission: 2025-10-13 16:33:33

level13

Time of First Successful Submission: 2025-10-13 16:35:58

level14

Time of First Successful Submission: 2025-10-13 16:37:31

level15

Time of First Successful Submission: 2025-10-13 16:38:04

level16

Time of First Successful Submission: 2025-10-13 16:39:27

level17

Time of First Successful Submission: 2025-10-13 16:52:07

level18

Time of First Successful Submission: 2025-10-13 16:53:23

level19

Time of First Successful Submission: 2025-10-13 16:54:37

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-10-15 14:31:34

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-10-20 17:19:30

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-10-20 17:40:12

Reading Endianness (Python)

Time of First Successful Submission: 2025-10-20 17:47:19

Reading Endianness (C)

Time of First Successful Submission: 2025-10-20 17:52:42

Reading Endianness (x86)

Time of First Successful Submission: 2025-10-20 17:56:04

Version Information (Python)

Time of First Successful Submission: 2025-10-20 18:13:07

Version Information (C)

Time of First Successful Submission: 2025-10-20 19:02:45

Version Information (x86)

Time of First Successful Submission: 2025-10-21 12:36:14

Metadata and Data (Python)

Time of First Successful Submission: 2025-10-21 12:51:27

Metadata and Data (C)

Time of First Successful Submission: 2025-10-21 13:03:40

Metadata and Data (x86)

Time of First Successful Submission: 2025-10-21 13:10:41

Input Restrictions (Python)

Time of First Successful Submission: 2025-10-21 13:53:27

Input Restrictions (C)

Time of First Successful Submission: 2025-10-21 14:00:07

Input Restrictions (x86)

Time of First Successful Submission: 2025-10-21 14:45:31

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-10-21 14:58:22

Behold the cIMG! (C)

Time of First Successful Submission: 2025-10-21 15:24:06

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-10-21 15:33:57

A Basic cIMG (Python)

Time of First Successful Submission: 2025-10-21 17:21:39

A Basic cIMG (C)

Time of First Successful Submission: 2025-10-21 17:28:48

A Basic cIMG (x86)

Time of First Successful Submission: 2025-10-21 17:38:29

Internal State Mini (C)

Time of First Successful Submission: 2025-10-21 19:02:04

Internal State Mini (x86)

Time of First Successful Submission: 2025-10-23 11:33:33

Internal State (C)

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

Internal State (x86)

Time of First Successful Submission: 2025-10-23 13:58:12

File Formats: Directives (C)

Time of First Successful Submission: 2025-10-23 17:55:17

File Formats: Directives (x86)

Time of First Successful Submission: 2025-10-23 18:05:27

The Patch Directive

Time of First Successful Submission: 2025-10-27 19:48:34

Optimizing for Space

Time of First Successful Submission: 2026-01-08 13:53:38

Tweaking Images

Time of First Successful Submission: 2025-10-29 14:45:25

Storage and Retrieval

Time of First Successful Submission: 2025-10-30 13:30:05

Extracting Knowledge

Time of First Successful Submission: 2025-12-08 16:46:58

Advanced Sprites

Time of First Successful Submission: 2025-12-09 12:46:23

Accessing Resources

Time of First Successful Submission: 2025-12-09 13:23:32

Unsafe Animations

Time of First Successful Submission: 2025-10-31 11:59:37

Animations

Time of First Successful Submission: 2025-12-09 15:03:24

Interoperability: Patching Data

Time of First Successful Submission: 2025-11-08 17:48:39

Patching Code

Time of First Successful Submission: 2025-11-08 18:28:29

Patching Control Flow

Time of First Successful Submission: 2025-11-25 18:27:14

Your First Overflow (easy)

Time of First Successful Submission: 2025-11-03 15:53:44

Your First Overflow (hard)

Time of First Successful Submission: 2025-11-03 15:58:14

Precision (easy)

Time of First Successful Submission: 2025-11-03 16:01:31

Precision (hard)

Time of First Successful Submission: 2025-11-03 17:01:15

Variable Control (easy)

Time of First Successful Submission: 2025-11-03 18:58:56

Variable Control (hard)

Time of First Successful Submission: 2025-11-03 19:13:10

Control Hijack (easy)

Time of First Successful Submission: 2025-11-03 19:23:38

Control Hijack (hard)

Time of First Successful Submission: 2025-11-03 19:27:28

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-11-03 19:33:38

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-11-03 19:36:41

PIEs (easy)

Time of First Successful Submission: 2025-11-03 19:52:02

PIEs (hard)

Time of First Successful Submission: 2025-11-04 12:42:26

String Lengths (easy)

Time of First Successful Submission: 2025-11-04 17:58:10

String Lengths (hard)

Time of First Successful Submission: 2025-11-04 19:09:14

Basic Shellcode

Time of First Successful Submission: 2025-11-04 19:12:49

NOP Sleds

Time of First Successful Submission: 2025-11-04 19:17:17

NULL-Free Shellcode

Time of First Successful Submission: 2025-11-04 19:20:16

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-11-04 19:44:16

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2025-11-04 19:56:33

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-11-05 12:43:17

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-11-05 12:47:58

ECB-to-Win (easy)

Time of First Successful Submission: 2025-11-12 18:36:19

ECB-to-Win (hard)

Time of First Successful Submission: 2025-11-13 19:20:48

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2025-12-04 17:57:48

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2025-12-04 18:56:14

CIMG Screenshots

Time of First Successful Submission: 2025-12-12 15:30:27

CIMG Screenshots 2

Time of First Successful Submission: 2025-12-17 16:32:25

Wily Webserver

Time of First Successful Submission: 2025-12-04 17:46:39

The Watering Hole

Time of First Successful Submission: 2025-12-05 22:10:21

Secure Chat 1

Time of First Successful Submission: 2025-12-18 15:00:48

Secure Chat 2

Time of First Successful Submission: 2025-12-18 15:38:39

Secure Chat 3

Time of First Successful Submission: 2026-01-05 14:50:26

Secure Chat 4

Time of First Successful Submission: 2026-01-05 15:40:18

Secure Chat 5

Time of First Successful Submission: 2026-01-05 16:24:48


Start Here

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Using the Terminal

Time of First Successful Submission: 2025-09-24 11:27:34

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-24 11:30:04

Using the GUI Desktop

Time of First Successful Submission: 2025-09-24 11:35:41

Pasting into the Desktop

Time of First Successful Submission: 2025-09-24 11:36:45

Restarting Challenges

Time of First Successful Submission: 2025-09-24 11:38:06

Challenge Programs

Time of First Successful Submission: 2025-09-24 11:41:21

The Flag File

Time of First Successful Submission: 2025-09-24 11:42:03

Using Privileged Mode

Time of First Successful Submission: 2025-09-24 11:45:17

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-24 11:46:07

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-24 11:46:46


Linux Luminarium

126 / 128 1932 / 27101


Intro to Commands

Time of First Successful Submission: 2025-09-24 11:50:29

Intro to Arguments

Time of First Successful Submission: 2025-09-24 11:50:56

Command History

Time of First Successful Submission: 2025-09-24 11:51:29

The Root

Time of First Successful Submission: 2025-09-24 11:52:18

Program and absolute paths

Time of First Successful Submission: 2025-09-24 11:52:44

Position thy self

Time of First Successful Submission: 2025-09-24 11:53:14

Position elsewhere

Time of First Successful Submission: 2025-09-24 11:53:48

implicit relative paths, from /

Time of First Successful Submission: 2025-09-24 11:54:55

explicit relative paths, from /

Time of First Successful Submission: 2025-09-24 11:55:19

implicit relative path

Time of First Successful Submission: 2025-09-24 11:56:03

home sweet home

Time of First Successful Submission: 2025-09-24 11:56:59

cat: not the pet, but the command!

Time of First Successful Submission: 2025-09-24 11:57:36

catting absolute paths

Time of First Successful Submission: 2025-09-24 11:57:58

more catting practice

Time of First Successful Submission: 2025-09-24 11:58:25

grepping for a needle in a haystack

Time of First Successful Submission: 2025-09-24 11:59:40

comparing files

Time of First Successful Submission: 2025-09-24 12:00:12

listing files

Time of First Successful Submission: 2025-09-24 12:00:44

touching files

Time of First Successful Submission: 2025-09-24 12:01:11

removing files

Time of First Successful Submission: 2025-09-24 12:01:45

moving files

Time of First Successful Submission: 2025-09-24 12:02:25

hidden files

Time of First Successful Submission: 2025-09-24 12:02:59

An Epic Filesystem Quest

Time of First Successful Submission: 2025-09-24 12:05:55

making directories

Time of First Successful Submission: 2025-09-24 12:06:30

finding files

Time of First Successful Submission: 2025-09-24 12:08:16

linking files

Time of First Successful Submission: 2025-09-24 12:09:27

Learning From Documentation

Time of First Successful Submission: 2025-09-24 12:10:04

Learning Complex Usage

Time of First Successful Submission: 2025-09-24 12:10:31

Reading Manuals

Time of First Successful Submission: 2025-09-24 12:11:43

Searching Manuals

Time of First Successful Submission: 2025-09-24 12:12:30

Searching For Manuals

Time of First Successful Submission: 2025-09-24 12:13:48

Helpful Programs

Time of First Successful Submission: 2025-09-24 12:15:23

Help for Builtins

Time of First Successful Submission: 2025-09-24 12:16:00

Matching with *

Time of First Successful Submission: 2025-09-24 12:16:55

Matching with ?

Time of First Successful Submission: 2025-09-24 12:17:29

Matching with []

Time of First Successful Submission: 2025-09-24 12:18:12

Matching paths with []

Time of First Successful Submission: 2025-09-24 12:18:50

Multiple globs

Time of First Successful Submission: 2025-09-24 12:19:45

Mixing globs

Time of First Successful Submission: 2025-09-24 12:24:34

Exclusionary globbing

Time of First Successful Submission: 2025-09-24 12:25:28

Tab completion

Time of First Successful Submission: 2025-09-24 12:26:00

Multiple options for tab completion

Time of First Successful Submission: 2025-09-24 12:26:39

Tab completion on commands

Time of First Successful Submission: 2025-09-24 12:27:02

Redirecting output

Time of First Successful Submission: 2025-09-24 12:28:06

Redirecting more output

Time of First Successful Submission: 2025-09-24 12:28:42

Appending output

Time of First Successful Submission: 2025-09-24 12:30:04

Redirecting errors

Time of First Successful Submission: 2025-09-24 12:31:09

Redirecting input

Time of First Successful Submission: 2025-09-24 12:31:54

Grepping stored results

Time of First Successful Submission: 2025-09-24 12:32:40

Grepping live output

Time of First Successful Submission: 2025-09-24 12:33:09

Grepping errors

Time of First Successful Submission: 2025-09-24 12:33:58

Filtering with grep -v

Time of First Successful Submission: 2025-09-24 12:34:45

Duplicating piped data with tee

Time of First Successful Submission: 2025-09-24 12:36:44

Process substitution for input

Time of First Successful Submission: 2025-09-24 12:38:28

Writing to multiple programs

Time of First Successful Submission: 2025-09-24 12:40:57

Split-piping stderr and stdout

Time of First Successful Submission: 2025-09-24 12:43:04

Named pipes

Time of First Successful Submission: 2025-09-24 12:45:57

Printing Variables

Time of First Successful Submission: 2025-09-24 12:48:54

Setting Variables

Time of First Successful Submission: 2025-09-24 12:49:28

Multi-word Variables

Time of First Successful Submission: 2025-09-24 12:50:05

Exporting Variables

Time of First Successful Submission: 2025-09-24 12:50:57

Printing Exported Variables

Time of First Successful Submission: 2025-09-24 12:51:19

Storing Command Output

Time of First Successful Submission: 2025-09-24 12:52:05

Reading Input

Time of First Successful Submission: 2025-09-24 12:53:00

Reading Files

Time of First Successful Submission: 2025-09-24 12:53:33

Translating characters

Time of First Successful Submission: 2025-09-24 12:55:59

Deleting characters

Time of First Successful Submission: 2025-09-24 12:56:52

Deleting newlines

Time of First Successful Submission: 2025-09-24 14:36:41

Extracting the first lines with head

Time of First Successful Submission: 2025-09-24 14:38:27

Extracting specific sections of text

Time of First Successful Submission: 2025-09-24 14:40:33

Sorting data

Time of First Successful Submission: 2025-09-24 14:41:47

Listing Processes

Time of First Successful Submission: 2025-09-24 14:43:36

Killing Processes

Time of First Successful Submission: 2025-09-24 14:44:25

Interrupting Processes

Time of First Successful Submission: 2025-09-24 14:45:01

Killing Misbehaving Processes

Time of First Successful Submission: 2025-09-24 14:52:27

Suspending Processes

Time of First Successful Submission: 2025-09-24 14:56:20

Resuming Processes

Time of First Successful Submission: 2025-09-24 14:57:13

Backgrounding Processes

Time of First Successful Submission: 2025-09-24 15:00:33

Foregrounding Processes

Time of First Successful Submission: 2025-09-24 15:01:26

Starting Backgrounded Processes

Time of First Successful Submission: 2025-09-24 15:02:37

Process Exit Codes

Time of First Successful Submission: 2025-09-24 15:03:13

Becoming root with su

Time of First Successful Submission: 2025-09-24 15:04:06

Other users with su

Time of First Successful Submission: 2025-09-24 15:04:43

Cracking passwords

Time of First Successful Submission: 2025-09-24 15:06:15

Using sudo

Time of First Successful Submission: 2025-09-24 15:07:04

Changing File Ownership

Time of First Successful Submission: 2025-09-24 15:07:59

Groups and Files

Time of First Successful Submission: 2025-09-24 15:08:41

Fun With Groups Names

Time of First Successful Submission: 2025-09-24 15:09:13

Changing Permissions

Time of First Successful Submission: 2025-09-24 15:10:19

Executable Files

Time of First Successful Submission: 2025-09-24 15:11:00

Permission Tweaking Practice

Time of First Successful Submission: 2025-09-24 15:17:01

Permissions Setting Practice

Time of First Successful Submission: 2025-09-24 15:19:33

The SUID Bit

Time of First Successful Submission: 2025-09-24 15:20:25

Chaining with Semicolons

Time of First Successful Submission: 2025-09-24 15:21:05

Building on Success

Time of First Successful Submission: 2025-09-24 15:22:36

Handling Failure

Time of First Successful Submission: 2025-09-24 15:22:56

Your First Shell Script

Time of First Successful Submission: 2025-09-24 15:24:16

Redirecting Script Output

Time of First Successful Submission: 2025-09-24 15:26:00

Executable Shell Scripts

Time of First Successful Submission: 2025-09-24 15:27:46

Understanding Shebangs

Time of First Successful Submission: 2025-09-24 15:28:42

Scripting with Arguments

Time of First Successful Submission: 2025-09-24 15:29:25

Scripting with Conditionals

Time of First Successful Submission: 2025-09-24 15:37:26

Scripting with Default Cases

Time of First Successful Submission: 2025-09-24 15:38:29

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-09-24 15:42:50

Reading Shell Scripts

Time of First Successful Submission: 2025-09-24 15:43:55

Launching Screen

Time of First Successful Submission: 2025-09-24 15:44:28

Detaching and Attaching

Time of First Successful Submission: 2025-09-24 15:45:09

Finding Sessions

Time of First Successful Submission: 2025-09-24 15:45:50

Switching Windows

Time of First Successful Submission: 2025-09-24 15:46:35

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-09-24 15:47:23

Switching Windows (tmux)

Time of First Successful Submission: 2025-09-24 15:48:04

The PATH Variable

Time of First Successful Submission: 2025-09-24 15:49:09

Setting PATH

Time of First Successful Submission: 2025-09-24 15:49:39

Finding Commands

Time of First Successful Submission: 2025-09-24 15:50:30

Adding Commands

Time of First Successful Submission: 2025-09-24 15:52:06

Hijacking Commands

Time of First Successful Submission: 2025-09-24 16:05:14

Bashrc Backdoor

Time of First Successful Submission: 2025-09-24 16:06:52

Sniffing Input

Time of First Successful Submission: 2025-09-24 16:10:07

Overshared Directories

Time of First Successful Submission: 2025-09-24 16:12:04

Tricky Linking

Time of First Successful Submission: 2025-09-24 16:24:50

Sniffing Process Arguments

Time of First Successful Submission: 2025-09-24 16:27:02

Snooping on Configurations

Time of First Successful Submission: 2025-09-24 16:28:08

The Fork Bomb

Time of First Successful Submission: 2025-09-24 16:35:52

Disk-Space Doomsday

Time of First Successful Submission: 2025-09-24 16:39:25

rm -rf /

Time of First Successful Submission: 2025-09-24 16:41:50

Life after rm -rf /

Time of First Successful Submission: 2025-09-24 16:47:18

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-09-24 16:49:17


CybHer Dojo

11 / 104 3832 / 37418


Using the Terminal

Time of First Successful Submission: 2025-09-24 11:27:34

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-24 11:30:04

Using the GUI Desktop

Time of First Successful Submission: 2025-09-24 11:35:41

Pasting into the Desktop

Time of First Successful Submission: 2025-09-24 11:36:45

Restarting Challenges

Time of First Successful Submission: 2025-09-24 11:38:06

Getting Help

Time of First Successful Submission: 2025-09-24 11:40:27

Challenge Programs

Time of First Successful Submission: 2025-09-24 11:41:21

The Flag File

Time of First Successful Submission: 2025-09-24 11:42:03

Using Privileged Mode

Time of First Successful Submission: 2025-09-24 11:45:17

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-24 11:46:07

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-24 11:46:46


GCA CTF

11 / 104 3832 / 37418


Using the Terminal

Time of First Successful Submission: 2025-09-24 11:27:34

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-24 11:30:04

Using the GUI Desktop

Time of First Successful Submission: 2025-09-24 11:35:41

Pasting into the Desktop

Time of First Successful Submission: 2025-09-24 11:36:45

Restarting Challenges

Time of First Successful Submission: 2025-09-24 11:38:06

Getting Help

Time of First Successful Submission: 2025-09-24 11:40:27

Challenge Programs

Time of First Successful Submission: 2025-09-24 11:41:21

The Flag File

Time of First Successful Submission: 2025-09-24 11:42:03

Using Privileged Mode

Time of First Successful Submission: 2025-09-24 11:45:17

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-24 11:46:07

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-24 11:46:46


Pwntools Tutorials

12 / 12 275 / 1112


Level 0.0

Time of First Successful Submission: 2025-11-03 12:13:51

Level 1.0

Time of First Successful Submission: 2025-11-03 12:23:30

Level 1.1

Time of First Successful Submission: 2025-11-03 12:36:06

Level 2.0

Time of First Successful Submission: 2025-11-03 12:49:08

Level 2.1

Time of First Successful Submission: 2025-11-03 13:00:30

Level 2.2

Time of First Successful Submission: 2025-11-03 13:31:08

Level 2.3

Time of First Successful Submission: 2025-11-03 13:45:24

Level 2.4

Time of First Successful Submission: 2025-11-03 13:50:29

Level 2.5

Time of First Successful Submission: 2025-11-03 13:55:21

Level 2.6

Time of First Successful Submission: 2025-11-03 14:03:00

Level 3.0

Time of First Successful Submission: 2025-11-03 14:40:53

Level 4.0

Time of First Successful Submission: 2025-11-03 14:57:27