{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10491387","patent":{"patent_number":"US-10491387","title":"End-to-end encryption of a block storage device with protected key","assignee":null,"inventors":[],"filing_date":"2016-11-15T00:00:00.000Z","publication_date":"2019-11-26T00:00:00.000Z","cpc_codes":["H04L","G06F","G06F","G06F","G06F","G06F","G06F","H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":18,"abstract":"A method for protecting an encryption key for a block storage device is provided. The includes reading from a superblock of the block storage device a secure key, referring to a clear key only accessible by a hardware security module, and a type indicator indicating that the secure key refers to the clear key which is only accessible by the hardware security module. The method also includes associating the block storage device with the hardware security module and converting the secure key into a protected clear key using the hardware security module, wherein the protected key refers to the clear key accessible by a central processing unit of a related computer system."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"End-to-end encryption of a block storage device with protected key","description":"A method for protecting an encryption key for a block storage device is provided. The includes reading from a superblock of the block storage device a secure key, referring to a clear key only accessi","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10491387","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-10491387","citation_suggestion":"Patentable. \"End-to-end encryption of a block storage device with protected key\" (US-10491387). https://patentable.app/patents/US-10491387","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10491387","json":"https://patentable.app/api/llm-context/US-10491387","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T11:56:43.310Z"}