Cryptology 2020

Class 1: Pseudorandom functions (Video), annotated slides
Class 2: Pseudorandom functions/permutations (Video), annotated slides

Handout for week 1 .{Please report if you find mistakes/typos etc.)

Additional Reading: Section 4.4 from Boneh Shoup's book (uses a bit different notation)

Problems for week 1: (Submit answers to marked questions only)

Class 3: PRF-PRP Switching Lemma (Video), annotated slides

Class4: Symmetric Encryption (Video), board-work

Class 5: Symmetric Encryption (Video), board-work

Class 6: Symmetric Encryption: Security of Counter Mode (Video of class on Nov 2), annotated slides, handout

Class 7: Symmetric Encryption: CTR and CBC (Video of class on Nov 6), boardwork

Class 8: Nonce based encryption and introduction to Message Authentication (video of lecture on Nov 9), boardwork

Class9: Message authentication (video of lecture on Nov 11), boardwork

Class10: Message authentication (video of lecture on Nov 13), boardwork

Class 11: Message Authentication (Video of class on Nov 18)

Class 12: Message Authentication (Video of class on Nov 20)

Class 13: Introduction to Authenticated Encryption (Video of class on Nov 23)

class 14: Collision resistant hash functions (video of class on Dec 4)

Class 15: Hash functions (Video of class on Dec 7)

Class 16: Hash functions (Video of class on Dec 9)

Class 17: Hash Functions, Diffie Hellman Key exchange (Video of class on Dec 14)

Class 18: DLP, CDH, DDH, Elgamal (Video of class on Dec 18)