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README.md

Hi there!

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I am Lachlan, a mathematics and physics student with a passion for cybersecurity. On my blog, you can find a variety of posts ranging from CTF write-ups, to maths and physics research, to video game reviews.

Popular posts

  1. Cyber Apocalypse 2024 - ROT128
    A mathematician’s solution to ROT128

  2. DuckCTF 2023 - A Based Crypto Challenge
    There’s not much to say here other than this challenge is BASED.

  3. DuckCTF 2023 - Easy Overflow
    I store all of my private data in all of my programs. I mean, why not? It is safe, right…

  4. DuckCTF 2023 - Homebrewed Block Cipher
    I have finally created my own, completely secure, cipher. I am so confident that I will even allow you to encrypt your own data with it.

  5. DuckCTF 2023 - Not So Standard Substitution Cipher
    Frequency analysis with entropy

  6. DuckCTF 2023 - Return Address Override
    Ok. So buffer overflows exist, but if I put my data in a different function, my private data will be safe from buffer overflows.

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