{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11252143","patent":{"patent_number":"US-11252143","title":"Authentication system, authentication server and authentication method","assignee":null,"inventors":[],"filing_date":"2019-10-29T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["H04L","H04L"],"num_claims":8,"abstract":"A certificate issued by an authentication server 200 in response to a request from a client terminal 100 is stored in an issued certificate storage unit 113, and the stored certificate is transmitted to the authentication server 200 together with device information to execute first authentication and then a user ID/password is transmitted to the authentication server 200 to execute second authentication, so that it is possible to perform the first authentication using a certificate and perform the second authentication using a user ID/password without setting up the service usage environment in which the certificate of the client terminal 100 and the user ID/password are stored in advance in the authentication server 200 so as to be associated with each other and the certificate is stored in advance in each client terminal 100. "},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Authentication system, authentication server and authentication method","description":"A certificate issued by an authentication server 200 in response to a request from a client terminal 100 is stored in an issued certificate storage unit 113, and the stored certificate is transmitted ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11252143","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-11252143","citation_suggestion":"Patentable. \"Authentication system, authentication server and authentication method\" (US-11252143). https://patentable.app/patents/US-11252143","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11252143","json":"https://patentable.app/api/llm-context/US-11252143","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:46:22.270Z"}