METHODS AND SYSTEMS FOR CRYPTOGRAPHIC ACCESS CONTROL OF VIDEO
摘要
Methods and systems for cryptographic access control of multimedia video, include embedding as metadata access control policy (ACP) information, including authorization rules and cryptographic information tied to an encryption policy, into encrypted video. An authorized receiver device having credentials and/or capabilities matched to the authorization rules is able to extract the ACP information from the encrypted video and use it to decrypt and properly render the video.
申请公布号
WO2013147908(A1)
申请公布日期
2013.10.03
申请号
WO2012US31753
申请日期
2012.03.31
申请人
INTEL CORPORATION;GREWAL, KARANVIR S.;DURHAM, DAVID M.;DEWAN, PRASHANT;KANG, XIAOZHU;LONG, MEN
发明人
GREWAL, KARANVIR S.;DURHAM, DAVID M.;DEWAN, PRASHANT;KANG, XIAOZHU;LONG, MEN