Cryptanalysis of the Enigma by the letters on the top row of the Enigma keyboard. So, "continuation of message sent at 2330" was represented as "FORTYWEEPYYWEEPY". "Cribs" were fundamental to the British approach to solving Enigma keys, but guessing the plaintext for a message was a highly skilled business. So in 1940 Stuart Milner-Barry set up a special "Crib Room" in Hut 8. Foremost amongst the knowledge needed for identifying cribs was the text of previous decrypts. Bletchley Park maintained detailed indexes of message preambles, of every person, of every ship, of every unit, of every weapon, of every technical term and of repeated
It Was the War of the Trenches and injustices soldiers experienced. Tardi had dealt with World War One as a subject before in "Adieu Brindavoine", published in Pilote (1972-1973) and "Le Fleur au Fusil" (1974). "It Was the War of the Trenches" is a more ambitious work for whom Tardi documented himself thoroughly, asking advice from various historians and based his drawings on numerous photographs from this period. The comic has a clear anti-war theme, reflecting the soldiers who are permanently physically and psychologically scarred and the numerous who died for a seemingly pointless cause, which are portrayed in brutal graphic detail. An English translation was published