How does instant messaging encryption protect against attack? Dr Mike Pound on the double ratchet. Diffie Hellman Key Exchange Explained: • Secret Key Exchange (Diffie-Hellman) - Com... Signal Protocol: • How Signal Instant Messaging Protocol Work... Endianness Explained with an Egg: • Endianness Explained With an Egg - Compute... / computerphile / 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