{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9614665","patent":{"patent_number":"US-9614665","title":"Encryption processing method, encryption processing device, and computer-readable recording medium storing program for encryption processing","assignee":null,"inventors":[],"filing_date":"2015-06-09T00:00:00.000Z","publication_date":"2017-04-04T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L"],"num_claims":15,"abstract":"An encryption processing method executed by a computer, the method includes converting a first vector using a first polynomial representation to acquire a first polynomial; converting an expression using a second polynomial representation to acquire a second polynomial, the expression being obtained based on a second vector and a random number corresponding to the first vector; converting the random number using at least one of the first polynomial representation and the second polynomial representation to acquire a random number polynomial; encrypting the first polynomial, the second polynomial, and the random polynomial using a homomorphic encryption scheme to acquire the encrypted first polynomial, the encrypted second polynomial, and the encrypted random polynomial; and collating the first vector and the second vector using the encrypted first polynomial, the encrypted second polynomial, and the encrypted random polynomial."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Encryption processing method, encryption processing device, and computer-readable recording medium storing program for encryption processing","description":"An encryption processing method executed by a computer, the method includes converting a first vector using a first polynomial representation to acquire a first polynomial; converting an expression us","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9614665","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-9614665","citation_suggestion":"Patentable. \"Encryption processing method, encryption processing device, and computer-readable recording medium storing program for encryption processing\" (US-9614665). https://patentable.app/patents/US-9614665","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9614665","json":"https://patentable.app/api/llm-context/US-9614665","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:21:47.048Z"}