We put some of your questions to Dr Mike Pound. Stolen Bitcoing Tracing - Ross Anderson: https://www.youtube.com/watch?v=UlLN0QERWBs Feistel Cipher: https://www.youtube.com/watch?v=FGhj3CGxl8I AES Explained: https://www.youtube.com/watch?v=O4xNJsjtN6E Elliptic Curve Back Door: https://www.youtube.com/watch?v=nybVFJVXbww Parsing Explained: https://www.youtube.com/watch?v=bxpc9Pp5pZM Data Analysis Learning Playlist:    • Data Analysis with Dr Mike Pound   Secret Key Exchange (Diffie-Hellman): https://www.youtube.com/watch?v=NmM9HA2MQGI Professor Ross Anderson's Book: https://bit.ly/39LH4yl https://www.facebook.com/computerphile https://twitter.com/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/