Invention Grant
US08385543B1 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
- Patent Title: Method and apparatus providing confidentiality, integrity and authenticity for a video file
- Patent Title (中): 为视频文件提供机密性,完整性和真实性的方法和装置
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Application No.: US13195701Application Date: 2011-08-01
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Publication No.: US08385543B1Publication Date: 2013-02-26
- Inventor: Sunil Agrawal , Xuejun Xu , Shyam Sunder Vijay
- Applicant: Sunil Agrawal , Xuejun Xu , Shyam Sunder Vijay
- Applicant Address: US CA San Jose
- Assignee: Adobe Systems Incorporated
- Current Assignee: Adobe Systems Incorporated
- Current Assignee Address: US CA San Jose
- Agency: Kilpatrick Townsend & Stockton LLP
- Main IPC: H04N7/167
- IPC: H04N7/167

Abstract:
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.
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