During WW2 German Enigma, then Lorenz messages were being decoded 50 miles north of London at Bletchley Park. You can visit the site to see how the Bombe machines, and the later Colossus computers cracked
Read moreDuring WW2 German Enigma, then Lorenz messages were being decoded 50 miles north of London at Bletchley Park. You can visit the site to see how the Bombe machines, and the later Colossus computers cracked
Read more