In his 2000 book, "Fortitude: The D-Day Deception Campaign", Roger Hesketh concluded that "No evidence has so far been found to show that wireless deception or visual misdirection made any contribution to Fortitude North".
In his 2000 book, "Fortitude: The D-Day Deception Campaign", Roger Hesketh concluded that «No evidence has so far been found to show that wireless deception or visual misdirection made any contribution to Fortitude North».It is thought that the Germans were not in fact monitoring the radio traffic being simulated.