{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9674165","patent":{"patent_number":"US-9674165","title":"Efficient key derivation with forward secrecy","assignee":null,"inventors":[],"filing_date":"2015-05-28T00:00:00.000Z","publication_date":"2017-06-06T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L"],"num_claims":20,"abstract":"Various embodiments relate to a method, device, and non-transitory medium including: determining a master key value for use in secure communications with a different device, wherein the master key value is used as a master key; deriving at least one session key using the master key; generating a new master key value based on the master key; deleting the current master key value; and using the new master key value as the master key."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Efficient key derivation with forward secrecy","description":"Various embodiments relate to a method, device, and non-transitory medium including: determining a master key value for use in secure communications with a different device, wherein the master key val","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9674165","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-9674165","citation_suggestion":"Patentable. \"Efficient key derivation with forward secrecy\" (US-9674165). https://patentable.app/patents/US-9674165","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9674165","json":"https://patentable.app/api/llm-context/US-9674165","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:19:58.197Z"}