Patent ID: 11893090
Assignee: COMCAST CABLE COMMUNICATIONS, LLC
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 15:
16. A method comprising:
receiving, by a content packaging device, a request for content;
receiving the requested content and a content manifest;
determining that encryption key data associated with the content is not in a cache associated with the content packaging device;
sending, based on the determination that the encryption key data is not in the cache, a request for the encryption key data associated with the content to a cache associated with a second content packaging device;
receiving based on sending the request for the encryption key data, an indication that the encryption key data is not available from the cache associated with the second content packaging device;
receiving, from a keystore, the encryption key data associated with the content; and
storing the encryption key data associated with the content in the cache associated with the content packaging device.