Patent ID: 9392318
Filing Date: 2016-07-12
CPC Classification: G06F,H04N

Claim Text:
1. A device comprising: at least one receiver; at least one processor communicatively coupled to the receiver; at least one decrypter controllable by the at least one processor to decrypt an encrypted content stream from the receiver; and at least two of: a first physical hardware interface to a first smart card configured with instructions to facilitate conditional access key management using a clear key register with the content stream decrypter, a second physical hardware interface to a SIM configured with instructions to facilitate conditional access key management using a clear key register with the content stream decrypter, a third physical hardware interface to a second smart card configured with instructions to facilitate conditional access key management using an encrypted key register working in conjunction with a one-time programming key and an internal key ladder resulting in a clear key used by the content stream decrypter, a fourth physical hardware interface to a consumer replaceable module configured with instructions to facilitate with conditional access key management and content stream conditional access decryption and content stream copy protection re-encryption.