Secure WiFi is broken - Dr Mike Pound & Dr Steve Bagley on the Krack Attack discovered by researchers in Belgium. Mike's description of crib dragging relates to Professor Brailsford's discussions of WWII Lorenz cipher cracking: Fishy Codes: https://www.youtube.com/watch?v=Ou_9ntYRzzw Zig Zag Decryption: https://www.youtube.com/watch?v=yxx3Bkmv3ck IBM PC: https://www.youtube.com/watch?v=fCe0I3RJajY Password Cracking: https://www.youtube.com/watch?v=7U-RbOKanYs The researchers who discovered the vulnerability: http://bit.ly/C_CrackAttack http://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: http://bit.ly/nottscomputer Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com/