US 12,147,508 B2
Systems and methods for securely processing content
Andrew Morrow, Denver, CO (US)
Assigned to Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed by Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed on Sep. 11, 2023, as Appl. No. 18/464,989.
Application 18/464,989 is a continuation of application No. 17/811,683, filed on Jul. 11, 2022, granted, now 11,790,050.
Application 17/811,683 is a continuation of application No. 16/444,401, filed on Jun. 18, 2019, granted, now 11,386,187, issued on Jul. 12, 2022.
Prior Publication US 2023/0418911 A1, Dec. 28, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. G06F 21/10 (2013.01); H04L 9/08 (2006.01); H04L 9/32 (2006.01)
CPC G06F 21/10 (2013.01) [H04L 9/085 (2013.01); H04L 9/3234 (2013.01); H04L 9/3268 (2013.01); G06F 21/107 (2023.08)] 28 Claims
OG exemplary drawing
 
1. A method comprising:
sending, to a key server and by a device during a time in which the device is not authenticated, an indication of a secure enclave on the device;
receiving, based on sending the indication of the secure enclave and from the key server, a shared secret key;
sending, to the key server, a request for a digital rights management (DRM) key associated with a content asset;
based on the request, receiving, from the key server, at least the DRM key, wherein the at least the DRM key is encrypted using the shared secret key; and
decrypting, using the secure enclave and the shared secret key, the at least the DRM key.