发明名称 METHOD AND DEVICE FOR SECURING CONTENT DELIVERY OVER A COMMUNICATION NETWORK VIA CONTENT KEYS
摘要 <p>A method for descrambling secure content received over a network is disclosed. The method is operable at a receiving device (150) located at a remote site in communication with a network (140) for receiving a first information item scrambled using an encrypting key (Pu) known by the remote site, descrambling the first information item using a corresponding decrypting key, wherein the information item includes an access code (CAC) and a content key (Kc), receiving a second information item, scrambled using the content key after a server, (120) hosting the second information verifies the access code (CAC) and descrambling the second information item using the content key (Kc).</p>
申请公布号 KR20060069455(A) 申请公布日期 2006.06.21
申请号 KR20067002867 申请日期 2004.01.27
申请人 THOMSON LICENSING 发明人 ZHANG JUNBIAO;LI JUN;RAMASWAMY KUMAR
分类号 G06F17/00;G06F21/00;H04K1/00;H04L9/08;H04L29/06 主分类号 G06F17/00
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