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What is writeups?

0verflowme/writeups — explained in plain English

Analysis updated 2026-07-30 · repo last pushed 2019-03-17

Audience · developerComplexity · 1/5DormantSetup · easy

In one sentence

A collection of detailed solution guides and code files from cybersecurity competitions (2015-2017), created by the US Coast Guard Academy Cyber Team to help beginners learn hacking puzzle techniques.

Mindmap

mindmap
  root((repo))
    What it does
      CTF solution guides
      Competition code and files
      Historical challenge archive
    Content types
      Full written walkthroughs
      Raw code files only
    Sources
      Permanent training sites
      Online CTF events 2015-2017
    Use cases
      Learn new techniques
      Get unstuck on challenges
      Study expert approaches
    Audience
      Cybersecurity students
      CTF beginners
      Self-learners

Code map

Detail Auto

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filefunction / class

What do people build with it?

USE CASE 1

Browse past CTF challenge solutions to learn new cybersecurity techniques and approaches.

USE CASE 2

Use the code and files as reference material when stuck on a similar security puzzle.

USE CASE 3

Explore the archive of 2015-2017 competition writeups for historical cybersecurity training insights.

What is it built with?

PythonCBash

How does it compare?

0verflowme/writeups00kaku/gallery-slider-block04amanrajj/netwatch
Stars0
LanguageJavaScriptRust
Last pushed2019-03-172021-05-19
MaintenanceDormantDormant
Setup difficultyeasyeasymoderate
Complexity1/52/53/5
Audiencedevelopergeneralops devops

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · easy Time to first run · 5min

No setup required, just browse the folders and read the writeup files directly from the repository.

No license information is provided in this repository, so usage rights are unclear.

So what is it?

This repository is a collection of "writeups", essentially detailed solution guides, created by the United States Coast Guard Academy's Cyber Team for various cybersecurity competitions and training platforms. If you have ever wondered how someone approaches and solves a hacking puzzle, this project offers a behind-the-scenes look at the thought process, code, and files used to crack those challenges. The content is organized into folders based on where the challenges came from. Some folders cover permanent, always-available training sites (like Over The Wire or Hack This Site), while others are grouped by specific online events that took place during 2015 through 2017. Not every folder contains a full written explanation, some just include the raw code and files used during the competition, while others provide complete, formal walkthroughs. This collection is primarily aimed at people learning about cybersecurity, particularly students or beginners who participate in Capture the Flag (CTF) events. CTFs are competitions where teams solve security-related puzzles to find hidden pieces of text or data, often called "flags." A beginner who gets stuck on a challenge from a past event can look at these writeups to understand the solution, learn new techniques, and see how experienced teammates approached the same problem. The repository serves as a straightforward reference archive. It does not appear to be an active, ongoing project, but rather a snapshot of the team's work over a couple of years. The README does not go into detail about the specific tools used or the difficulty level of the challenges, but it does provide an extensive list of past events for anyone wanting to explore historical cybersecurity puzzles.

Copy-paste prompts

Prompt 1
I'm learning cybersecurity and want to understand CTF writeups, can you walk me through a typical approach for solving a beginner-level CTF challenge using examples from past competition writeups?
Prompt 2
Help me set up a practice workflow where I attempt Over The Wire or Hack This Site challenges and then compare my approach to the writeup solutions in this repository.
Prompt 3
I found raw code files from a past CTF competition but no written explanation, can you help me analyze what the code does and explain the security technique being used?
Prompt 4
Create a study plan for a cybersecurity beginner that uses historical CTF writeups to progressively learn different categories of security challenges like web, crypto, and forensics.

Frequently asked questions

What is writeups?

A collection of detailed solution guides and code files from cybersecurity competitions (2015-2017), created by the US Coast Guard Academy Cyber Team to help beginners learn hacking puzzle techniques.

Is writeups actively maintained?

Dormant — no commits in 2+ years (last push 2019-03-17).

What license does writeups use?

No license information is provided in this repository, so usage rights are unclear.

How hard is writeups to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is writeups for?

Mainly developer.

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