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:
Oct. 07, 2025
Filed:
May. 24, 2023
GM Global Technology Operations Llc, Detroit, MI (US);
Markus Jochim, Troy, MI (US);
Thomas M. Forest, Macomb, MI (US);
Mohamed A. Layouni, Fraser, MI (US);
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Abstract
A message authentication system for a network includes a private communication system including one or more private nodes in electronic communication with one another, a public communication system including one or more public nodes in electronic communication with one another, and a security proxy device that electronically connects the private communication system to the public communication system. The security proxy device includes a processing unit in electronic communication with a network device. The network device includes a security module integrated into the security proxy device, a private domain including one or more unique ports and storing one or more transmit keys for authenticating messages generated by one of the private nodes of the private communication system, and a public domain including one or more public ports.