2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/123949We describe a concept to employ Trusted Computing technology to secure Conditional Access Systems (CAS) for DVB. Central is the embedding of a trusted platform module (TPM) into the set-top-box or residential home gateway. Various deployment scenarios exhibit possibilities of charging co-operation with mobile network operators (MNO), or other payment providers.Accepted contribution to the IEEE International Symposium on Broadband Multimedia Systems and Broadcasting 2007, 28-29 March 2007 at the Orange County Convention Center, Orlando, FL, USA; 7 pages, 4 figuresCryptography and Securitytext