HKCERT CTF 2024 Quals Writeup (IV): The Reverse Challenges
I also wrote some reverse challenges this year: Void, Cyp.ress and Bashed!. We will cover them all in the last part of the blog post.
Read More →HKCERT CTF 2024 Quals Writeup (III): The Web Challenges
Surprisingly, I also wrote three series of web challenges this year: Custom Web Server, Mystiz’s Mini CTF and ⚡. They are all inspired from the real-life – either from security reviews or the bugs I came across while developing web apps.
Read More →HKCERT CTF 2024 Quals Writeup (II): Other Crypto Challenges
In the second part, I will cover the remaining cryptography challenges, including Almost DSA, mAEStro and Mask-mask-RSA.
Read More →HKCERT CTF 2024 Quals Writeup (I): RSA LCG and Pigeon Post
Black Bauhinia co-organizes the HKCERT CTF for the fifth year. I wrote 18 challenges (in 11 series) this year and here is a series of blog posts covering all of them. I will cover two cryptography series in the first part: RSA LCG and Pigeon Post.
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HKCERT CTF 2023 Postmortem (III): The Remaining Challenges
We will finally cover the non-crypto challenges that I wrote for HKCERT CTF 2023. This includes one misc (Hackforces), two pwn (ISA Jump Scare & ISA Jogger) and two reverse (The Flag Game & Loot and Scoot) challenges.
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