{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9705671","patent":{"patent_number":"US-9705671","title":"One-way key switching method and implementation device","assignee":null,"inventors":[],"filing_date":"2013-07-15T00:00:00.000Z","publication_date":"2017-07-11T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":19,"abstract":"A one-way key switching method and an implementation device. The method comprises: after obtaining a new key and before deducing or determining that at least n receivers obtain the new key, a sender setting the sending direction of the new key as unavailable and keeping the sending direction of an original key as available; after obtaining the new key and before deducing or determining that at least n receivers obtain the new key, before the original key is invalid, the sender starting up a key switching process, i.e. setting the sending direction of the original key as unavailable and setting the sending direction of the new key as available; where N≧n≧1, N is the total number of the receivers corresponding to the sender."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"One-way key switching method and implementation device","description":"A one-way key switching method and an implementation device. The method comprises: after obtaining a new key and before deducing or determining that at least n receivers obtain the new key, a sender s","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9705671","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-9705671","citation_suggestion":"Patentable. \"One-way key switching method and implementation device\" (US-9705671). https://patentable.app/patents/US-9705671","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9705671","json":"https://patentable.app/api/llm-context/US-9705671","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T13:15:56.985Z"}