We put some of your questions to Dr Mike Pound. 

Stolen Bitcoing Tracing - Ross Anderson: https://youtu.be/UlLN0QERWBs 
Feistel Cipher: https://youtu.be/FGhj3CGxl8I 
AES Explained: https://youtu.be/O4xNJsjtN6E 
Elliptic Curve Back Door: https://youtu.be/nybVFJVXbww 
Parsing Explained: https://youtu.be/bxpc9Pp5pZM
Data Analysis Learning Playlist: https://www.youtube.com/playlist?list=PLzH6n4zXuckpfMu_4Ff8E7Z1behQks5ba 
Secret Key Exchange (Diffie-Hellman): https://youtu.be/NmM9HA2MQGI 

Professor Ross Anderson's Book: https://bit.ly/39LH4yl 

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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