New patent applications are published by the USPTO on Thursdays. Both of today's Spotlight Applications concern aspects of digital rights management. Assigned to MarkAny (KR), the first application discloses DRM systems for protecting enterprise confidentiality. Assigned to Tencent (CN), the second application discloses techniques for processing multimedia files
20170329942, "Method and apparatus of DRM systems for protecting enterprise confidentiality," assigned to MarkAny, Inc. (KR).
One aspect of the present invention discloses a device for content security. The device includes: an application execution unit configured to generate and control content in response to a content control command requested by a user; and a DRM agent configured to communicate with the application execution unit, to detect the content control command generated by the application execution unit, and to perform control on the content, and the DRM agent comprises a tracing module configured to insert security information into the content in order to prevent and trace content leakage.
20170329986, "Method and device for processing multimedia file," assigned to Tencent Technology (Shenzhen) Company Ltd. (CN).
A method and a device for processing a multimedia file are provided. In some embodiments, for a multimedia file to be processed, encoding information of the multimedia file is acquired, and some of the encoding information is selected as the encoding information to be encrypted. The encoding information to be encrypted is encrypted. New encoding information is formed by the encrypted encoding information and the unencrypted encoding information, and the new encoding information is encoded to obtain the encoded multimedia file. With the solutions, copyrights of the multimedia file can be protected better.