Fishy Codes: Bletchley's Other Secret - Computerphile

Hitler's High Command didn't use Enigma, they used a faster system called Lorenz, but when Allied forces first encountered it, they had no idea what it was and code-named it 'Tunny' (Tuna). Professor Brailsford explains why this relates to the early days of Computer Science Next Video in this series: https://youtu.be/yxx3Bkmv3ck The Professor's Notes: Undulator Sheet: http://bit.ly/computerphileundulator Teleprinter Code: http://bit.ly/computerphile5holetape Colossus & Bletchley Park: https://youtu.be/9HH-asvLAj4 Enigma Playlist: https://www.youtube.com/playlist?list... 5 Hole Paper Tape: https://youtu.be/JafQYA7vV6s XOR and the Half Adder: https://youtu.be/VPw9vPN-3ac JPEG DCT: https://youtu.be/Q2aEzeMDHMA Computer That Changed Everything: https://youtu.be/6LYRgrqJgDc Inside the Computer (EDSAC): https://youtu.be/Yc945sNB0uA 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