EECS 475: Introduction to Cryptography

This is a repository with some notes taken in the class. The following lectures are included in the repository:

• lecture 12: Modes of operation: CTR, OFB, ECB. Pseudorandom permutations (PRP), CBC
• lecture 20: Elementary number theory: Abelian groups, cyclic groups, Diffie-Hellman key exchange Intro
• lecture 22: CPA security continued, El Gamal cryptosystem
• lecture 23: RSA function and RSA encryption
• lecture 24: Digital signatures, Modeling digital signatures, RSA signatures
• lecture 25: Digital signatures, Identification Schemes, Schnorr's identification
• lecture 26: Post-quantum and lattice-based cryptography