{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9633219","patent":{"patent_number":"US-9633219","title":"Providing secure indexes for searching encrypted data","assignee":null,"inventors":[],"filing_date":"2015-08-26T00:00:00.000Z","publication_date":"2017-04-25T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","H04L","H04L","H04L","H04L","H04L"],"num_claims":7,"abstract":"Providing an encrypted search index for performing searches on encrypted documents, the method comprising: (i) providing a set of documents, the documents comprising a plurality of unencrypted phrases; (ii) providing a master key; (iii) providing, based on the master key, for each phrase a set of encryption keys comprising one or more encryption keys; (iv) selecting, for each phrase, one encryption key of the set of encryption keys; (v) encrypting each phrase with the selected encryption key; and (vi) building an index based on the encrypted phrases, the index comprising information regarding which encrypted phrase is comprised within a certain document."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Providing secure indexes for searching encrypted data","description":"Providing an encrypted search index for performing searches on encrypted documents, the method comprising: (i) providing a set of documents, the documents comprising a plurality of unencrypted phrases","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9633219","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-9633219","citation_suggestion":"Patentable. \"Providing secure indexes for searching encrypted data\" (US-9633219). https://patentable.app/patents/US-9633219","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9633219","json":"https://patentable.app/api/llm-context/US-9633219","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T04:10:07.480Z"}