{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9626452","patent":{"patent_number":"US-9626452","title":"Fine-grained database access-control policy enforcement using reverse queries","assignee":null,"inventors":[],"filing_date":"2015-04-14T00:00:00.000Z","publication_date":"2017-04-18T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F"],"num_claims":19,"abstract":"A method of providing access control to a database accessible from a user interface is implemented at a policy enforcement point, which is located between the database and the user interface and includes the steps of: (i) intercepting a database query; (ii) assigning attribute values on the basis of a target table or target column in the query, a construct type in the query, or the user or environment; (iii) partially evaluating an access-control policy defined in terms of said attributes, by constructing a partial policy decision request containing the attribute values assigned in step ii) and evaluating the access-control policy for this, whereby a simplified policy is obtained; (iv) deriving an access condition, for which the simplified policy permits access; and (v) amending the database query by imposing said access condition and transmitting the amended query to the database."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Fine-grained database access-control policy enforcement using reverse queries","description":"A method of providing access control to a database accessible from a user interface is implemented at a policy enforcement point, which is located between the database and the user interface and inclu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9626452","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-9626452","citation_suggestion":"Patentable. \"Fine-grained database access-control policy enforcement using reverse queries\" (US-9626452). https://patentable.app/patents/US-9626452","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9626452","json":"https://patentable.app/api/llm-context/US-9626452","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:27:23.800Z"}