How does instant messaging encryption protect against attack? Dr Mike Pound on the double ratchet.

Diffie Hellman Key Exchange Explained: https://youtu.be/NmM9HA2MQGI
Signal Protocol: https://youtu.be/DXv1boalsDI
Endianness Explained with an Egg: https://youtu.be/NcaiHcBvDR4

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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