Message Authentication Codes

• Message Security Requirements
• Public-Key Authentication and Secrecy
• MAC Properties
• Security of MACs
• HMAC Design Objectives
• HMAC
• Using Symmetric Ciphers for MACs
• Cipher-based Message Authentication Code (CMAC)
• Authenticated Encryption
• CCM
• Galois/Counter Mode (GCM)
• PRNG Using Hash and MACs
• PRNG using a Hash Function
• PRNG using a MAC
• Summary

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