Patent ID: 7912220

Claim:
A method of processing video data by a set-top-box comprising: first packetizing said video data if said video data comprises non-MPEG (non-Moving Pictures Experts Group) data, said first packetizing performed by appending a first header to generate a first packet comprising a MPEG (Moving Pictures Experts Group) packet, said first header comprising a first indicator; second packetizing said first packet using a second header to generate a second packet, said second packet comprising a second indicator; third packetizing said video data if said video data comprises MPEG data, said third packetizing performed by appending a third header to generate a third packet, said third header comprising a third indicator; and transmitting said second and third packets to a portable card, said set-top-box communicatively coupled to said card, said card utilizing said first, second, and third indicators to facilitate security processing performed by said card or a circuitry, said circuitry located within said set-top-box.