发明名称 Process for updating a revocation list of noncompliant keys appliances or modules in a secure system for broadcasting content
摘要 The process consists in receiving in a reception device a content from a content provider to which is attached a unique identifier of most recent revocation list, the revocation list containing identifiers of keys, of appliances or of modules regarded as noncompliant by a trusted third party. The revocation list identifier received is compared with a revocation list identifier stored in the reception device and, in case of difference between the identifiers: one downloads the most recent revocation list to the said reception device; or one awaits the reception of the most recent revocation list with a next content. The invention also relates to a process for presenting a content received according to the above process.
申请公布号 US2005021942(A1) 申请公布日期 2005.01.27
申请号 US20040499787 申请日期 2004.06.22
申请人 DIEHL ERIC;DURAND ALAIN 发明人 DIEHL ERIC;DURAND ALAIN
分类号 H04L9/08;H04N5/775;H04N5/913;H04N7/16;H04N7/167;(IPC1-7):H04L9/00 主分类号 H04L9/08
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