When British knowledge suggested that German communications had been compromised, Dönitz often preferred an explanation involving spies or double agents in Italy. That preference looks more like a recurring bias than a careful security diagnosis. The assumption diverted attention from the possibility that German technology and procedure had failed. It therefore reinforces the wider criticism of Dönitz as a commander too immersed in his own system to reassess its premises.
Notable Point · 2:46:07-2:46:34
Dönitz blamed Italian spies before German signals security
Dönitz's response to compromised operations reveals a readiness to blame Italian espionage rather than question German communications technology.