{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10516534","patent":{"patent_number":"US-10516534","title":"Cryptographic system and key generation apparatus","assignee":null,"inventors":[],"filing_date":"2015-04-07T00:00:00.000Z","publication_date":"2019-12-24T00:00:00.000Z","cpc_codes":["H04L","H04L"],"num_claims":6,"abstract":"A cryptographic system implements a functional encryption scheme that is based on the lattice theory. In the cryptographic system, a key generation apparatus generates, as a secret key skv for a predicate vector v, a secret key skv including a matrix e as a key element, wherein a product of the matrix e and a matrix AY determined by the predicate vector v being input parameter Y forms a matrix uj for a value j in a set [N] including a plurality of values, the matrix uj being among a plurality of matrices u obtained from public parameters PP."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Cryptographic system and key generation apparatus","description":"A cryptographic system implements a functional encryption scheme that is based on the lattice theory. In the cryptographic system, a key generation apparatus generates, as a secret key skv for a predi","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10516534","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-10516534","citation_suggestion":"Patentable. \"Cryptographic system and key generation apparatus\" (US-10516534). https://patentable.app/patents/US-10516534","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10516534","json":"https://patentable.app/api/llm-context/US-10516534","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:31:37.351Z"}