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Cryptography Fundamentals

Explore the uses and challenges of cryptography. Learn about hashing, ciphers, digital signatures, types of cryptography and more.

8 videos  //  42 minutes of training

Course description

Cryptography is the science of securing information, and in today’s security-obsessed world, cryptography is more important than ever. In eight videos, the student explores the fundamentals of symmetric and asymmetric cryptography, cryptographic attacks, hybrid cryptography, ciphers and more. This course offers vocabulary and definitions, example diagrams, a close look at cryptographic algorithms and everything you ever wanted to know about keys. We also touch on the CIA triad and the use of hashing and digital signatures to ensure confidentiality, integrity and non-repudiation.

Course syllabus

Cryptography TerminologyDuration: 6:54

HashingDuration: 6:01

Cryptographic AttacksDuration: 5:10

Symmetric CryptographyDuration: 5:30

Asymmetric CryptographyDuration: 6:05

Hybrid CryptographyDuration: 3:20

CiphersDuration: 2:20

Digital SignaturesDuration: 6:35

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.