Linear Cryptanalysis of the PP-1 and PP-2 Block Ciphers. - Michael Colburn; Liam Keliher (INDOCRYPT, 2014)

What are the Actual Flaws in Important Smart Contracts (And How Can We Find Them)? - Alex Groce; Josselin Feist; Gustavo Grieco; Michael Colburn (Financial Cryptography, 2020)