摘要 |
Apparatus and method for provisioning an access key used for a controlled access broadcast service is disclosed. In one aspect, a method for secure processing in a device (figure 4, unit 430) that securely stores a secret key (figure 4, Kc) comprises receiving a plurality of challenges from a network, generating a plurality of ciphering keys based on the secret key and the plurality of challenges, and generating an access key based on the plurality of ciphering keys. |
申请人 |
QUALCOMM INCORPORATED;ROSE, GREGORY, G.;SEMPLE, JAMES;QUICK, ROY, FRANKLIN |
发明人 |
ROSE, GREGORY, G.;SEMPLE, JAMES;QUICK, ROY, FRANKLIN |