The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 2013
Filed:
Aug. 01, 2011
Sunil Agrawal, Milpatas, CA (US);
Xuejun Xu, Cupertino, CA (US);
Shyam Sunder Vijay, Fremont, CA (US);
Sunil Agrawal, Milpatas, CA (US);
Xuejun Xu, Cupertino, CA (US);
Shyam Sunder Vijay, Fremont, CA (US);
Adobe Systems Incorporated, San Jose, CA (US);
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.