Security in Computer Networks

• Security Requirements
• Secret Key Encryption
• Secret Key Encryption
• Secret Key: A Simple Example
• Block Encryption
• Cipher Block Chaining (CBC)
• DES and 3DES
• Advanced Encryption Standard (AES)
• Secret Key Encryption: Review
• Home Exercises
• Homework 8A
• Public Key Encryption
• Public Key Encryption
• Public Key Encryption Method
• Modular Arithmetic
• RSA Public Key Encryption
• RSA Algorithm: Example
• Homework 8B
• Confidentiality
• Public Key Encryption: Review

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