{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11943345","patent":{"patent_number":"US-11943345","title":"Key management method and related device","assignee":null,"inventors":[],"filing_date":"2021-11-30T00:00:00.000Z","publication_date":"2024-03-26T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":17,"abstract":"A key management method and a related device are provided. The method includes: receiving key generation request information; generating attribute access policy information on the basis of the key generation request information, the attribute access policy information being an attribute set for encrypting a data key; encrypting the data key on the basis of the attribute set for encrypting the data key; receiving key acquisition request information; on the basis of the attribute set for encrypting the data key, verifying whether attribute information of the key acquisition request information is included in the attribute set for encrypting the data key; and in response to the attribute information of the key acquisition request information being included in the attribute set for encrypting the data key, acquiring a destination data key on the basis of the attribute information of the key acquisition request information."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Key management method and related device","description":"A key management method and a related device are provided. The method includes: receiving key generation request information; generating attribute access policy information on the basis of the key gen","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11943345","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-11943345","citation_suggestion":"Patentable. \"Key management method and related device\" (US-11943345). https://patentable.app/patents/US-11943345","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11943345","json":"https://patentable.app/api/llm-context/US-11943345","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T04:46:55.152Z"}