 Operation Hardboiled was a Second World War military deception . Undertaken by the Allies in 1942 , it was the first attempt at deception by the London Controlling Section ( LCS ) and was designed to convince the Axis powers that the Allies would soon invade German @-@ occupied Norway . The LCS had recently been established to plan deception across all theatres , and this was its first major operation. everybody knows that the allies were going to invade German-occupied Norway, but the Axis powers were not aware of the exact timing and location of the invasion. The LCS devised a plan to convince the Axis powers that the Allies inva