Computer and Network Security

Monday, Oct 2

• Introduction.
  - Topics: Syllabus, Basic Terminology

Wednesday, Oct 4

Monday, Oct 9

• Cryptography: History and Simple Encryption Methods.
  - Topics: Historical Ciphers, Crypto Terminology

Wednesday, Oct 11

• Encryption I
  - Topics: Symmetric/Convential vs. Public Key Cryptograpy, Block Ciphers, DES, Other Symmetric Ciphers, AES/Rijndael, OTP (Refresher).

Monday, Oct 16

•  Encryption II
  - Topics: Symmetric/Convential vs. Public Key Cryptograpy, Block Ciphers, DES, Other Symmetric Ciphers, AES/Rijndael, OTP (Refresher).

Wednesday, Oct 18

• Cryptographic Hash Functions.
  - Topics: Cryptographic Properties, Simple Hash Functions, MD5, SHA, HMAC

Monday, Oct 23

• Some "fun" math.
  - Topics: Groups, Rings, Fields, Euclidean Algorithm, Chinese Remainder Theorem

Wednesday, Oct 25
- In-class exam #1 (40 min)

• Public Key Cryptography I.
  - Topics: Diffie Hellman Key Exchange, RSA Encryption, Square-and-Multiply, El Gamal Encryption, Digital Signatures (RSA and El Gamal), Digital Signature Standard (DSS), Identification (Fiat-Shamir), Zero-Knowledge Cave
  

Monday, Oct 30

• Public Key Cryptography II.
  - Topics: Diffie Hellman Key Exchange, RSA Encryption, Square-and-Multiply, El Gamal Encryption, Digital Signatures (RSA and El Gamal), Digital Signature Standard (DSS), Identification (Fiat-Shamir), Zero-Knowledge Cave
  

Wednesday, Nov 1

• Authentication and Key Distribution.
  - Topics: Definitions, Types of Authentication, Biometrics, Protocols, Key Distribution

Monday, Nov 6

• Protocols (Continued).
  - Topics: Public Key Distribution, Certification, Protocols

Wednesday, Nov 8

•  Public Key Distribution (and Certifications).
  - Topics: PKI, Certificates, X.500.

Monday, Nov 13
- In-class exam #2 (40 min)

• Public Key Certification and Revocation.
  - Topics: PKI, X.509, Certificate Revocation, CRT, OCSP, CRS.

Wednesday, Nov 15

• Public Key Revocation.
  - Topics: Certificate Revocation, CRT, OCSP, CRS.

Monday, Nov 20

• Access Control.
  - Topics: Model and Terminology, Access Control Structures, Access Control Matrix, Capabilities, Access Control Lists, Android Security Model, SELinux, Role Based Access Control (RBAC).

Wednesday, Nov 22

• Privacy and Anonymity.
  - Topics: Definitions, Applications, Types of Attacks, Chaum's Mix, Mix Casdade, Onion Routing, Tor, Hidden Servers, Dining Cryptographers.

Monday, Nov 27

• Transport Layer Security/Secure Socket Layer (TLS/SSL).
  - Topics: SSL, Cipher Suite, Handshake, SSL Record.

Wednesday, Nov 29

• Network Security/Threats.
  - Topics: Security Issues in TCP/IP, DoS, BGP, DNS Security, Pharming.

Monday, Dec 4
- In-class exam #3 (40 min)

• Cryptography in real world (Part 1). -- In the scope of final exam! Make sure you come to the class.
  - Topic: Interesting real-world use/misuse of the cryptography methods/concepts taught in this class.

Wednesday, Dec 6

• Cryptography in real world (Part 2). -- In the scope of final exam! Make sure you come to the class.
  - Topic: Interesting real-world use/misuse of the cryptography methods/concepts taught in this class.

Final exam time: Wednesday, Dec 13, 10:30am-12:30pm