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The best videos, books, apps, and other learning resources our members recommend:

Cryptography

High School - College | Online video/YouTube

Series of videos covering encryption, cryptography, hashing algorithms, key exchanges, password cracking, and more, with a strong focus on the mathematics behind these topics.

Free

Cryptography

College | Online class

Cryptography is course 3 of 5 in the Cybersecurity Specialization. The Cybersecurity Specialization covers the fundamental concepts underlying the construction of secure systems, from the hardware...

Free

Cryptography I

High School - College | Online class

Cryptography is an indispensable tool for protecting information in computer systems. In this course you will learn the inner workings of cryptographic systems and how to correctly use them in...

Free
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CS409: Cryptography

College | Online class

Cryptography is essentially the science of writing in secret code. In data and telecommunications, cryptography has specific security requirements, such as authentication, privacy or...

Free

Journey into cryptography

7th - College | Online class

How have humans protected their secret messages through history? What has changed today?

Free

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