INTEGRITY PROTECTION OF STREAMED CONTENT

专利名称：INTEGRITY PROTECTION OF STREAMED

CONTENT

发明人：PIPPURI, Sami申请号：EP05739558.4申请日：20050511公开号：EP1751648B1公开日：20110112

摘要：The invention relates to a method, a system, an electronic device and acomputer program for providing at least one content stream to an electronic deviceapplying Digital Rights Management (DRM). In the method a master integrity key isobtained in a streaming node. An encrypted master integrity key is obtained in anelectronic device. The encrypted master integrity key is decrypted in the electronicdevice. At least one session integrity key is formed in the streaming node and in theelectronic device using at least the master integrity key and the integrity of at least onecontent stream is protected between the streaming node and the electronic device usingthe at least one session integrity key.

申请人：NOKIA CORP

地址：FI

国籍：FI

代理机构：Simmelvuo, Markku Kalevi

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