Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Message Integrity Cryptographic Functions
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. This course coverage aligns with the National Initiative for Cybersecurity Education (NICE) requirements K0018: Knowledge of encryption algorithms, and K0019: Knowledge of cryptography and cryptographic key management concepts.
Course Overview
Learning Objectives
On successful completion of this course, learners should have the knowledge and skills to:
- Explain what a message integrity function is
- Explain the difference between a message authentication code and a digital signature
- Explain how a digital signature works
- Explain how encrypting and signing a message works
- Explain how message authentication codes work
- Explain why a digital signature is superior to a cryptographic hash for validating software integrity
Framework Connections
The materials within this course focus on the NICE Framework Task, Knowledge, and Skill statements identified within the indicated NICE Framework component(s):
Competency Areas
Feedback
If you would like to provide feedback on this course, please e-mail the NICCS team at NICCS@mail.cisa.dhs.gov. Please keep in mind that NICCS does not own this course or accept payment for course entry. If you have questions related to the details of this course, such as cost, prerequisites, how to register, etc., please contact the course training provider directly. You can find course training provider contact information by following the link that says “Visit course page for more information...” on this page.