CS 472 - Network & Systems Security-Fall 07 Lectures

• General Concepts (pdf)

• Introduction to Cryptography (pdf)

• Introduction to OpenSSL (pdf)

Message Digests

Public Key Cryptography

Secret Key Cryptography

• Secret Key Cryptography  (pdf)

General Block Encryption

Data Encryption Standard (DES)

International Data Encryption Algorithm (IDEA)

Advanced Encryption Standard (AES)

Stream Cipher RC4

Block Chaining

Electronic Code Book (ECB)

Cipher Block Chaining (CBC)

Output Feedback Mode (OFB)

Cipher Feedback Mode (CFB)

Counter Mode (CTR)

Multiple Encryption DES

• Hashes and Message Digests (pdf)

Major Algorithms

Things to do with Hash

MD 2 Algorithm

• Public Key Cryptography (pdf)

Modular Arithmetic

RSA

Diffie-Hellman

• Public Key Infrastructure (PKI) Certificates (pdf)

Certificate Requests Commands

Certificate Authority Commands

Application of PKI: Secure MIME

• Email Security: PEM & S/MIME (pdf)

• Real-Time Communication Security: SSL, https (pdf)

• Introduction to Authentication Systems (pdf)

• Security Handshake Protocols (pdf)

• Network Authentication Standards: Kerberos (pdf)