DES 205 - Message Integrity Cryptographic Functions


Course Overview

This course explains how encrypting and signing a message works, how message authentication codes work, and why a digital signature is superior to a cryptographic hash for validating software integrity.

Topics include:

  • Message integrity function is and its value
  • The difference between a message authentication code and a digital signature
  • How a digital signature works
  • Encrypting and signing messages
  • Message authentication codes
  • Digital signature vs. a cryptographic hash for validating software integrity

This course aligns with the National Initiative for Cybersecurity Education (NICE) requirement(s):

  • K0018: Knowledge of encryption algorithms
  • K0019: Knowledge of cryptography and cryptographic key management concepts
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