US 11,704,421 B2
Domain name obfuscation and metadata storage via encryption
Richard Fliam, Greenwood Village, CO (US); and David Arbuckle, Denver, CO (US)
Assigned to Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed by Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed on Aug. 26, 2021, as Appl. No. 17/446,045.
Application 17/446,045 is a continuation of application No. 16/122,565, filed on Sep. 5, 2018, granted, now 11,106,807.
Prior Publication US 2022/0043925 A1, Feb. 10, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. G06F 21/62 (2013.01); G06F 16/907 (2019.01); G06F 21/10 (2013.01); H04L 61/4511 (2022.01); H04L 9/40 (2022.01)
CPC G06F 21/6209 (2013.01) [G06F 16/907 (2019.01); G06F 21/10 (2013.01); H04L 61/4511 (2022.05); H04L 63/0281 (2013.01)] 48 Claims
OG exemplary drawing
 
1. A method comprising:
receiving, by a computing device from a user device, a request for content;
sending, to the user device, an encrypted domain name that is based on encrypting a domain name for an advertisement associated with the content; and
sending, to a domain name system server, the encrypted domain name.