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Triple Dereference

Time of First Successful Submission: 2025-12-06 13:52:46


Intro to Cybersecurity

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File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-12-06 14:28:12

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-12-06 14:38:22

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-12-06 14:41:45

Reading Endianness (Python)

Time of First Successful Submission: 2025-12-06 14:45:17

Reading Endianness (C)

Time of First Successful Submission: 2025-12-06 14:49:27

Reading Endianness (x86)

Time of First Successful Submission: 2025-12-06 14:55:17

Version Information (Python)

Time of First Successful Submission: 2025-12-06 15:06:44

Version Information (C)

Time of First Successful Submission: 2025-12-06 15:07:58

Version Information (x86)

Time of First Successful Submission: 2025-12-06 15:11:17

Metadata and Data (Python)

Time of First Successful Submission: 2025-12-06 15:18:39

Metadata and Data (C)

Time of First Successful Submission: 2025-12-06 15:35:16

Metadata and Data (x86)

Time of First Successful Submission: 2025-12-06 15:41:38

Input Restrictions (Python)

Time of First Successful Submission: 2025-12-06 15:45:06

Input Restrictions (C)

Time of First Successful Submission: 2025-12-06 15:47:15

Input Restrictions (x86)

Time of First Successful Submission: 2025-12-06 15:49:27

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-12-06 15:56:03

Behold the cIMG! (C)

Time of First Successful Submission: 2025-12-06 19:06:03

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-12-06 19:07:53

A Basic cIMG (Python)

Time of First Successful Submission: 2025-12-06 19:23:51

A Basic cIMG (C)

Time of First Successful Submission: 2025-12-06 19:26:16

A Basic cIMG (x86)

Time of First Successful Submission: 2025-12-06 19:28:54


Start Here

12 / 12 299 / 43258


Using the Terminal

Time of First Successful Submission: 2025-12-05 16:56:22

Using the VSCode Workspace

Time of First Successful Submission: 2025-12-05 16:57:39

Using the GUI Desktop

Time of First Successful Submission: 2025-12-05 17:02:07

Pasting into the Desktop

Time of First Successful Submission: 2025-12-05 17:04:13

Restarting Challenges

Time of First Successful Submission: 2025-12-05 17:18:12

Challenge Programs

Time of First Successful Submission: 2025-12-05 17:22:34

The Flag File

Time of First Successful Submission: 2025-12-05 17:23:35

Using Privileged Mode

Time of First Successful Submission: 2025-12-05 17:30:50

Persistent Home Directories - One

Time of First Successful Submission: 2025-12-05 17:32:58

Persistent Home Directories - Two

Time of First Successful Submission: 2025-12-05 17:33:49


Computing 101

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Your First Register

Time of First Successful Submission: 2025-12-05 21:15:06

Your First Syscall

Time of First Successful Submission: 2025-12-05 21:17:21

Exit Codes

Time of First Successful Submission: 2025-12-05 21:19:41

Building Executables

Time of First Successful Submission: 2025-12-05 21:26:54

Moving Between Registers

Time of First Successful Submission: 2025-12-05 21:54:17

Loading From Memory

Time of First Successful Submission: 2025-12-05 22:10:27

More Loading Practice

Time of First Successful Submission: 2025-12-05 22:12:27

Dereferencing Pointers

Time of First Successful Submission: 2025-12-06 13:41:20

Dereferencing Yourself

Time of First Successful Submission: 2025-12-06 13:43:07

Dereferencing with Offsets

Time of First Successful Submission: 2025-12-06 13:44:50

Stored Addresses

Time of First Successful Submission: 2025-12-06 13:47:11

Double Dereference

Time of First Successful Submission: 2025-12-06 13:49:53

Tracing Syscalls

Time of First Successful Submission: 2025-12-05 22:03:37

Starting GDB

Time of First Successful Submission: 2025-12-06 13:34:24

Starting Programs in GDB

Time of First Successful Submission: 2025-12-06 13:35:21

Writing Output

Time of First Successful Submission: 2025-12-06 13:59:54

Chaining Syscalls

Time of First Successful Submission: 2025-12-06 14:01:10

Writing Strings

Time of First Successful Submission: 2025-12-06 14:01:58

Reading Data

Time of First Successful Submission: 2025-12-06 14:04:33

set-register

Time of First Successful Submission: 2025-12-06 14:07:49

set-multiple-registers

Time of First Successful Submission: 2025-12-06 14:09:06

add-to-register

Time of First Successful Submission: 2025-12-06 14:10:26

linear-equation-registers

Time of First Successful Submission: 2025-12-06 14:13:14


GCA CTF

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Using the Terminal

Time of First Successful Submission: 2025-12-05 16:56:22

Using the VSCode Workspace

Time of First Successful Submission: 2025-12-05 16:57:39

Using the GUI Desktop

Time of First Successful Submission: 2025-12-05 17:02:07

Pasting into the Desktop

Time of First Successful Submission: 2025-12-05 17:04:13

Connecting over SSH

Time of First Successful Submission: 2025-12-05 17:14:12

Restarting Challenges

Time of First Successful Submission: 2025-12-05 17:18:12

Getting Help

Time of First Successful Submission: 2025-12-05 17:21:37

Challenge Programs

Time of First Successful Submission: 2025-12-05 17:22:34

The Flag File

Time of First Successful Submission: 2025-12-05 17:23:35

Using Privileged Mode

Time of First Successful Submission: 2025-12-05 17:30:50

Persistent Home Directories - One

Time of First Successful Submission: 2025-12-05 17:32:58

Persistent Home Directories - Two

Time of First Successful Submission: 2025-12-05 17:33:49