The extent to which both Graffham and Fortitude North influenced German strategy in Scandinavia is disputed, with some historians arguing that very little of either deception reached the enemy.
Sejauh mana kedua Graffham dan Fortitude Utara mempengaruhi strategi Jerman di Skandinavia diperdebatkan, dengan beberapa sejarawan berpendapat bahwa sangat sedikit penipuan yang mencapai musuh.