The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 04, 2025
Filed:
Jun. 12, 2023
Applicant:
Comcast Cable Communications, Llc, Philadelphia, PA (US);
Inventor:
Chia-Chang Li, Holmdel, NJ (US);
Assignee:
Comcast Cable Communications, LLC, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/66 (2006.01); H04L 65/1069 (2022.01); H04L 65/1096 (2022.01); H04L 65/1104 (2022.01); H04M 3/22 (2006.01); H04M 7/00 (2006.01);
U.S. Cl.
CPC ...
H04M 3/2281 (2013.01); H04L 65/1069 (2013.01); H04L 65/1096 (2013.01); H04L 65/1104 (2022.05); H04M 7/0078 (2013.01);
Abstract
Methods and systems are described for authenticating calls. An example method may comprise receiving a message indicative of a call request. Header data associated with the message may be analyzed to determine an attestation value. A signature may be generated based on the attestation value. A signed message comprising the signature and at least a portion of the message may be sent.