A METHOD OF PERSONALIZATION OF CAS CLIENT WITH CONDITIONAL ACCESS SYSTEM OF DOWNLOAD BASE

摘要

A personalizing method of a chemical abstracts service client in a reception limiting system performing a broadcast service although a broadcast service provider uses the CAS is provided to implement a universal platform capable of a personalized contents protection service by installing contents protection solution in a set top box. A CAS server transmits a CAS client image to a DCAS server(S110). If a DCAS host transmits the signal requesting CAS client image to the DCAS server(S120). The DCAS server transmits the CAS client image to the DCAS host(S130). The DCAS host downloads the packaged CAS client image. The DCAS client image is stored in the predetermined memory area and the CAS client image is initialized(S140). The CAS client personalization of the DCAS host is progressed through the DCAS driver module as the CAS server side(S150).