Those costs, according to Cohen, break down to half a million dollars just for residential protection and surveillance that would include 24-hour security monitoring with a constantly streaming network of cameras.

CNN: Celebs shell out big bucks for security

Comcast's XFINITY Home Security service provides intrusion and fire protection in addition to a host of interactive features including home monitoring, home management and energy management services, with the added benefits of web and mobile access.

ENGADGET: Xfinity Home Security makes home monitoring and management Comcastic (video)