Cryptography by Brit Cruise (Khan Academy) – A Free Course

The basic ideas of cryptography as told by Brit Cruise

Intro to Cryptography

The basic idea behind why we need cryptography

The Fundamental Theorem of Arithmetic

The Fundamental Theorem of Arithmetic

Probability Space

Basics of what a probability space is

Frequency Stability

Can humans generate truly random sequences

Caesar Cipher

The Caesar Cipher

Polyalphabetic Cipher

Creating a lighter fingerprint with a more intricate word-based cipher

One-time pad

Instructors: Brit Cruise

Price: Free