M1PSx

Brazil

Start Here

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Using the Terminal

Time of First Successful Submission: 2026-05-04 22:57:10

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-04 23:14:59

Using the GUI Desktop

Time of First Successful Submission: 2026-05-04 23:21:15

Pasting into the Desktop

Time of First Successful Submission: 2026-05-04 23:26:28

Restarting Challenges

Time of First Successful Submission: 2026-05-06 01:54:27

Challenge Programs

Time of First Successful Submission: 2026-05-06 01:30:12

The Flag File

Time of First Successful Submission: 2026-05-06 01:10:04

Using Privileged Mode

Time of First Successful Submission: 2026-05-06 01:28:48

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-06 01:49:10

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-06 01:52:24


Computing 101

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Your First Register

Time of First Successful Submission: 2026-05-06 18:47:49

Your First Syscall

Time of First Successful Submission: 2026-05-07 17:21:24

Exit Codes

Time of First Successful Submission: 2026-05-07 17:29:45

Building Executables

Time of First Successful Submission: 2026-05-07 18:18:25

Moving Between Registers

Time of First Successful Submission: 2026-05-07 19:48:53


Playing With Programs

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What's the password?

Time of First Successful Submission: 2026-05-12 18:15:17

... and again!

Time of First Successful Submission: 2026-05-12 18:25:05

Newline Troubles

Time of First Successful Submission: 2026-05-12 18:33:34

Reasoning about files

Time of First Successful Submission: 2026-05-12 20:39:36

Specifying Filenames

Time of First Successful Submission: 2026-05-13 18:26:16

Binary and Hex Encoding

Time of First Successful Submission: 2026-05-13 22:43:32

More Hex

Time of First Successful Submission: 2026-05-14 03:54:15

Decoding Hex

Time of First Successful Submission: 2026-05-14 04:43:44

Decoding Practice

Time of First Successful Submission: 2026-05-14 18:17:07

Encoding Practice

Time of First Successful Submission: 2026-05-14 19:01:22

Hex-encoding ASCII

Time of First Successful Submission: 2026-05-15 05:35:47

Nested Encoding

Time of First Successful Submission: 2026-05-15 19:06:08

Hex-encoding UTF-8

Time of First Successful Submission: 2026-05-16 04:27:23

UTF Mixups

Time of First Successful Submission: 2026-05-17 02:48:51

Modifying Encoded Data

Time of First Successful Submission: 2026-05-19 01:24:03

Decoding Base64

Time of First Successful Submission: 2026-06-05 18:01:55

Encoding Base64

Time of First Successful Submission: 2026-06-05 18:25:32

Dealing with Obfuscation

Time of First Successful Submission: 2026-06-05 19:23:35

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-06-06 18:19:03


DSU Cyber Camps

12 / 104 2665 / 47461


Using the Terminal

Time of First Successful Submission: 2026-05-04 22:57:10

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-04 23:14:59

Using the GUI Desktop

Time of First Successful Submission: 2026-05-04 23:21:15

Pasting into the Desktop

Time of First Successful Submission: 2026-05-04 23:26:28

Connecting over SSH

Time of First Successful Submission: 2026-05-06 02:23:37

Restarting Challenges

Time of First Successful Submission: 2026-05-06 01:54:27

Getting Help

Time of First Successful Submission: 2026-05-06 02:04:07

Challenge Programs

Time of First Successful Submission: 2026-05-06 01:30:12

The Flag File

Time of First Successful Submission: 2026-05-06 01:10:04

Using Privileged Mode

Time of First Successful Submission: 2026-05-06 01:28:48

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-06 01:49:10

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-06 01:52:24


GCA CTF

12 / 104 2665 / 47461


Using the Terminal

Time of First Successful Submission: 2026-05-04 22:57:10

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-04 23:14:59

Using the GUI Desktop

Time of First Successful Submission: 2026-05-04 23:21:15

Pasting into the Desktop

Time of First Successful Submission: 2026-05-04 23:26:28

Connecting over SSH

Time of First Successful Submission: 2026-05-06 02:23:37

Restarting Challenges

Time of First Successful Submission: 2026-05-06 01:54:27

Getting Help

Time of First Successful Submission: 2026-05-06 02:04:07

Challenge Programs

Time of First Successful Submission: 2026-05-06 01:30:12

The Flag File

Time of First Successful Submission: 2026-05-06 01:10:04

Using Privileged Mode

Time of First Successful Submission: 2026-05-06 01:28:48

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-06 01:49:10

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-06 01:52:24