Intercepting a fax is pretty tricky, you either have to physically break into the phone network (in which case all calls are insecure), or you have to have the

Intercepting a fax is pretty tricky, you either have to physically break into the phone network (in which case all calls are insecure), or you have to have the sender misdial and happen to send to the attacker’s number. That’s sounds far more secure than typical network based communication.