Password1 is a terrible password, but how can I remember different secure passwords for each login? Use a password manager. Dr Mike Pound explains how they work.

How to Choose a Password: https://www.youtube.com/watch?v=3NjQ9...
Password Cracking on a 4x Titan X Beast: https://youtu.be/7U-RbOKanYs
Securing Stream Ciphers (HMAC): https://www.youtube.com/watch?v=wlSG3...

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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