fishy codes: bletchley's other secret - computerphile Published 9 years ago • 221K plays • Length 15:57 Download video MP4 Download video MP3 Similar videos 17:08 zig zag decryption - computerphile 3:13 the tunny machine - the german lorenz cipher machine emulator during ww2 8:42 colossus & bletchley park - computerphile 9:46 alan turing and the enigma 8:40 secret key exchange (diffie-hellman) - computerphile