Colossus: The secrets of Bletchley Park's code-breaking computers[0] Describes how British cryptanalysts and engineers built the first vacuum-tube digital comp

Colossus: The secrets of Bletchley Park's code-breaking computers[0] Describes how British cryptanalysts and engineers built the first vacuum-tube digital computer[1] to break the cipher[2] the Nazis were using for strategic communications. [0] https://global.oup.com/academic/product/colossus-9780199578146 https://global.oup.com/academic/product/colossus-97801995781... [1] https://en.wikipedia.org/wiki/Colossus_computer https://en.wikipedia.org/wiki/Colossus_computer [2] https://en.wikipedia.org/wiki/Cryptanalysis_of_the_Lorenz_cipher https://en.wikipedia.org/wiki/Cryptanalysis_of_the_Lorenz_ci...