{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11234125","patent":{"patent_number":"US-11234125","title":"Two-factor authentication for wireless field devices","assignee":null,"inventors":[],"filing_date":"2019-08-09T00:00:00.000Z","publication_date":"2022-01-25T00:00:00.000Z","cpc_codes":["H04W","H04L","H04L","H04L","H04L","H04W","H04W","H04W","H04L"],"num_claims":21,"abstract":"A method for authenticating a user of a handheld field maintenance tool is provided. The method includes moving the handheld field maintenance tool into a proximity of a field device. The field device receives a primary key. The field device generates a secondary key and transmits the secondary key to a remote system. The remote system transmits the secondary key to the user of the handheld field maintenance tool. The field device receives the secondary key. The field device authenticates the user of the handheld field maintenance tool."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Two-factor authentication for wireless field devices","description":"A method for authenticating a user of a handheld field maintenance tool is provided. The method includes moving the handheld field maintenance tool into a proximity of a field device. The field device","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11234125","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-11234125","citation_suggestion":"Patentable. \"Two-factor authentication for wireless field devices\" (US-11234125). https://patentable.app/patents/US-11234125","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11234125","json":"https://patentable.app/api/llm-context/US-11234125","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T05:13:27.209Z"}