Message Authentication Codes

Explore the fundamental concepts and applications of Message Authentication Codes (MACs) in this comprehensive lecture. Delve into the crucial role MACs play in ensuring data integrity and authenticity in secure communications. Learn about various MAC algorithms, their implementation techniques, and best practices for their use in cryptographic protocols. Examine real-world scenarios where MACs are employed to protect against tampering and unauthorized modifications of messages. Gain insights into the strengths and limitations of different MAC constructions, and understand how they complement other cryptographic primitives in building robust security systems.