TJ CTF 2024

Placement: #5/19 HS, #25/518 all

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Thoughts:

Played with reCAPTCHA the Flag! Lots of crypto challs, felt quite satisfied with my solves and performance this CTF!

Writeups

• Account Leak
  [134] <crypto/> <rsa/>
• Alkane
  [209] <crypto/> <matrix/>
• Assume
  [154] <crypto/>
• Hulksmash
  [229] <crypto/>
• Iodomethane
  [205] <crypto/> <matrix/>
• Lightweight Crypto Guard System
  [220] <crypto/> <lcg/>
• Weird Crypto
  [118] <crypto/> <rsa/> <wiener/>