Uncertain Times — Infosec's here to help. Learn about our COVID-19 Response Package.

Claim your FREE 7-day trial

Introduction to Cryptography

Build a baseline of cryptography knowledge as you progress through this nine-video course covering essential cryptography concepts and use cases.

9 videos  //  30 minutes of training

Course description

This course introduces the fundamental concepts of cryptography. It covers the key terminology (algorithm, key, cipher and more) and common use cases for cryptography. The course explains the difference between symmetric and asymmetric encryption, talks about common symmetric and asymmetric algorithms, provides an overview of common hashing algorithms and touches upon common implementation concerns.

Course syllabus

Cryptography Concepts (part 1)Duration: 4:47

Cryptography Concepts (part 2)Duration: 2:48

Cryptography Use CasesDuration: 3:45

Symmetric AlgorithmsDuration: 2:14

Cipher ModesDuration: 2:27

Asymmetric AlgorithmsDuration: 3:49

Hashing AlgorithmsDuration: 2:41

Key Stretching and ObfuscationDuration: 1:58

Wireless SecurityDuration: 5:52

Meet the author



At Infosec, we believe knowledge is the most powerful tool in the fight against cybercrime. We help IT and security professionals advance their careers with a full regimen of certification and skills training. We also empower all employees with security awareness training to stay cybersecure at work and home. Driven by smart people wanting to do good, Infosec educates entire organizations on how to defend themselves from cybercrime. That’s what we do every day — equipping everyone with the latest security skills so the good guys win.

You're in good company

"Comparing Infosec to other vendors is like comparing apples to oranges. My instructor was hands-down the best I’ve had." 

James Coyle

FireEye, Inc.

"I knew Infosec could tell me what to expect on the exam and what topics to focus on most."

Julian Tang

Chief Information Officer

"I’ve taken five boot camps with Infosec and all my instructors have been great."

Jeffrey Coa

Information Security Systems Officer

Plans and pricing





$599 / license

Annually. Includes all content plus team admin and reporting.