{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9602290","patent":{"patent_number":"US-9602290","title":"System and method for vehicle messaging using a public key infrastructure","assignee":null,"inventors":[],"filing_date":"2014-10-16T00:00:00.000Z","publication_date":"2017-03-21T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04W","H04W","H04L","H04L","H04L","H04L","H04W"],"num_claims":24,"abstract":"An embodiment method for vehicle messaging includes obtaining initial trust information that includes a root public key (RPK), and obtaining a first pool of group certificate (GC) sets and a first vehicle authentication certificate that includes a first encrypted serial number. The method also includes: selecting from the first pool a first GC and a first group private key (Gpk); determining a first signature in accordance with a first message and a digest function; sending a first datagram that includes the first message and the first signature; receiving a second datagram that includes a second GC and a second signature, the second GC duplicating a GC in the first pool; receiving a third datagram that includes a third GC and a third signature, the third GC not duplicating any GC in the first pool; and verifying the second and third datagrams in accordance with the digest function and RPK."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System and method for vehicle messaging using a public key infrastructure","description":"An embodiment method for vehicle messaging includes obtaining initial trust information that includes a root public key (RPK), and obtaining a first pool of group certificate (GC) sets and a first veh","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9602290","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9602290","citation_suggestion":"Patentable. \"System and method for vehicle messaging using a public key infrastructure\" (US-9602290). https://patentable.app/patents/US-9602290","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9602290","json":"https://patentable.app/api/llm-context/US-9602290","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:59:54.527Z"}