One of the most elegant solutions for cryptography. Dr Mike Pound explains one of his most favourite ciphers.
https://www.facebook.com/computerphile
Tweets by computer_phile
This video was filmed and edited by Sean Riley.
Computer Science at the University of Nottingham: https://bit.ly/nottscomputer
Computerphile is a sister project to Brady Haran’s Numberphile. More at http://www.bradyharan.com