registration system and method of access to multimedia device

SYSTEM AND METHOD FOR REGISTRATION OF ACCESS TO multimedia device. It describes a method to enable a device to access securely access content from at least one content provider and to prevent a cloned access device to access such content. During registration the access device to the content provider, the access device requests a certificate authority called a certificate with a public key of the content provider. By certificate authentication, access device generates a key and uses the public key to switch the key to the content provider. So, the key is used for subsequent secure communication between the access device and the content provider. Thus, a cloned device does not have access to the key, and can not transfer content from the content provider.