Cryptanalysis of the Enigma bombes were, however, very fast and the most successful. They were extensively used by Bletchley Park over teleprinter links (using the Combined Cipher Machine) to OP-20-G for both 3-rotor and 4-rotor jobs. Although the German army, SS, police, and railway all used Enigma with similar procedures, it was the "Luftwaffe" (Air Force) that was the first and most fruitful source of Ultra intelligence during the war. The messages were decrypted in Hut 6 at Bletchley Park and turned into intelligence reports in Hut 3. The network code-named ‘Red’ at Bletchley Park was broken regularly and quickly from 22 May 1940
Cracking The Code Matters magazine commented that the album transported Petit "to the next level". Legendary UK music journalist Charles Shaar Murray agreed, deeming the album Petit's "graduation piece". Writing for The Blues, Shaar Murray notes: "[Petit] rises to the challenge that most New Blues players are guitarists first, singers second and songwriters a distant, trailing third. Previous records established his credentials as guitar hero and ace blues geek, but now he’s found his voice." "Cracking The Code" received an 8/10 star review in Classic Rock as well as being listed as one the magazine's best albums of 2013. Hi-Fi News magazine awarded