4 stories tagged codebreaking, newest first.
9 points by creilly11235 | 6 comments
Colin Reilly's write-up of solving T. E. Wood's 1950 survival-test cryptogram via computer search, finding the key in the Lord's Prayer from a 1912 Luther Bible.
718 points by sohkamyung | 431 comments
A cryptocellar.org write-up validating a break, attributed to OpenAI GPT-6 Astra, of the German Army Enigma message MVUEH of 10 July 1941, unsolved since 2005.
367 points by nsoonhui | 168 comments
Substack post by Prinz describing how an AI model called GPT-6 Astra solved a WWI German radio cipher from a list of 50 unsolved ciphers.
482 points by danso | 90 comments
BBC News obituary reporting that Bletchley Park code breaker Betty Webb has died at the age of 101.