Patent ID: 11863540
Assignee: COMCAST CABLE COMMUNICATIONS, LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 14:
15. A system comprising:
a first computing device, associated with a content distribution network, configured to:
receive a request for a content segment associated with an item of content; generate for the content segment:
one or more encrypted portions of the content segment that are encrypted in an encryption format compatible with a user device that is an intended recipient for the content segment, wherein the encryption format is determined to be compatible with the user device based on the user device being associated with a key enabling the user device to decrypt the one or more encrypted portions of the content segment when encrypted in the encryption format, and
an unencrypted portion of content indicating timing information for the one or more encrypted portions of the content segment; and

send the unencrypted portion of content and the one or more encrypted portions of the content segment; and

a second computing device configured to:
send the request.