Patent ID: 7926075

Claim:
A set-top box system for blocking signaled applications from being run on a set-top box, the system comprising: physical computing machinery: (a) to receive at least one audio/video service; (b) to receive an application; (c) to manage a first table including signaling information indicating that the application is a signaled application authorized for being run on the set-top box; (d) to receive a second table including blocking information to block running of the signaled application on the set-top box, the second table being received from a broadcasting Headend; (e) to block running of the signaled application on the set-top box in response to receiving the second table; and (f) to receive a third table not including the blocking information blocking running of the signaled application on the set-top box, the third table being received from the broadcasting Headend, the third table overriding the second table so that the hardware is operative to remove the blocking of the running of the signaled application on the set-top box.