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Cryptography and Network Security (CSE5014)

This course is a graduate-level course on cryptography and network security. The course is designed to provide a comprehensive understanding of the principles and techniques of cryptography.

About

  • Instructor: Qi WANG (王琦)
  • Semester: 2024 Spring
  • Textbook: Introduction to Modern Cryptography

Content

Lecture Topic Note
lec1 Ancient Cryptography Caesar
Substitution Cipher
lec2 Definition of Perfect Secrecy Proof of the equivalence of the definitions
lec3 OTP & Limitation of Perfect Secrecy One-Time-Pad
Statistical Security
Indistinguishability
lec4 Computational Security PPT
CPA
lec5 Pseudorandomness PRG
PRF
PRP
lec6 Block Cipher & CPA Security DES
CTR Mode
CBC Mode
lec7 Stream Cipher & CCA Security CCA
Padding Oracle Attack
MAC
lec8 MAC & Security Definition of Forge
CBC-MAC
AtE
EtA
lec9 Hash Function & Security Definition of Collision-Resistent
Birthday Attack
lec10 Private-Key Encryption Scheme SPN
Fiestel Network
Avalanche Effect
AES
Meet-in-the-middle Attack
lec11 Random Oracle & Abstract Algebra Intro Field
Group
Ring
Permutation Group
lec12 Public-Key Cryptography RSA Problem
Trapdoor Function
Discrete Logarithm
lec13 Discrete Logarithm Diffie-Hellman
CDH
DDH
lec14 Public-Key Encryption Scheme CPA/CCA in Public-Key
El Gamal
PKCS
lec15 Digital Signature & Security Definition of Digital Signature
MAC vs. Digital Signature
RSA-FDH
Replay Attack
lec16](./Slides/lec16.pdf) Zero Knowledge Proof & Homomorphic Encryption Definition
Quadratic Residue

Assignment & Exam

[!NOTE] My final review can be found here.

The assignments cover the topics mentioned in the content section. The questions in the final exam will mostly be the same as the assignments. The final exam will not cover the last two lectures.