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Recent posts

• UTCTF Galois. Remember kids, never repeat a nonce! - March 12, 2020

  A writeup for a nonce reptition attack on GCM mode

• BSides Ottawa crypto challenges writeup - December 2, 2019

  Writeups for some more crypto challenges, featuring a very classic symmetric crypto attack, the slide attack

• factorpy, taking a break for now - July 26, 2019

  Otherwise known as "Lily realizes that attempting to write an interpreter without any knowledge of how to write interpreters means you end up writing yourself into a dead end"

• factorpy, what is it? - July 18, 2019

  My first toy language, 100% concurrent and 0% usable

• Cryptopals sets 2,3,4 writeups - July 18, 2019

  Solutions for sets 2, 3, and 4 of https://cryptopals.com/

Favorites

• UTCTF Galois. Remember kids, never repeat a nonce! - March 12, 2020
• BSides Ottawa crypto challenges writeup - December 2, 2019
• factorpy, what is it? - July 18, 2019
• Google CTF 2019 Crypto challenges writeup - July 5, 2019

…or you can find more in the archives.