发明授权
US08005216B1 Method and apparatus providing confidentiality, integrity and authenticity for a video file
有权
为视频文件提供机密性,完整性和真实性的方法和装置
- 专利标题: Method and apparatus providing confidentiality, integrity and authenticity for a video file
- 专利标题(中): 为视频文件提供机密性,完整性和真实性的方法和装置
-
申请号: US11842709申请日: 2007-08-21
-
公开(公告)号: US08005216B1公开(公告)日: 2011-08-23
- 发明人: Sunil Agrawal
- 申请人: Sunil Agrawal
- 申请人地址: US CA San Jose
- 专利权人: Adobe Systems Incorporated
- 当前专利权人: Adobe Systems Incorporated
- 当前专利权人地址: US CA San Jose
- 代理机构: Kilpatrick Townsend & Stockton LLP
- 主分类号: H04N7/167
- IPC分类号: H04N7/167
摘要:
A method, apparatus and computer program product for providing confidentiality, integrity and authenticity for a video file is presented. An encryption header is produced for the video file, the video file including a plurality of packets that carry content, the encryption header containing information necessary to successfully decrypt the video file. The encryption header is added to the video file. An encryption key is generated from a master key identified in the encryption header and, using the encryption key, individual packets of the video file that carry content are encrypted. The video file comprises one of the group consisting of pre-recorded streaming video, live streaming video and randomly accessed video.
信息查询