TheCodeBreakers
Tripoli. The 50 members of Sezione 5 were housed in a large apartment
house in Rome far from S.I.M. headquarters but connected by
teletypewriter with it and with the extensive intercept unit, Sezione 6,
located on the Forte Bocea, a hill behind the Vatican. Gamba's crypt-
analysts maintained close liaison with the chemical section, which
worked with secret inks and other means of steg-anography, with the
censorship section, and with the phototypographic section, which rapidly
reproduced stolen documents.
Like their O.K.W. colleagues, the Sezione 5 cryptanalysts had solved
the military ciphers of Yugoslavia, with whom Italy's relations had been
strained over Fiume and Trieste practically since Yugoslavia was created
after World War I. The Germans used the solutions for a blitzkrieg from
the north. The Italians exploited them in a crafty deception that helped
avoid a possible debacle in the south.