{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11989311","patent":{"patent_number":"US-11989311","title":"Magnetic disk device and method of changing key generation of cryptographic key","assignee":null,"inventors":[],"filing_date":"2021-09-09T00:00:00.000Z","publication_date":"2024-05-21T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","H04L","H04L","G06F","G06F","G06F"],"num_claims":16,"abstract":"According to one embodiment, a magnetic disk device includes a disk, a head writing data to the disk and reading data from the disk, and a controller managing a key generation of a cryptographic key, based on generation confirmation information which is generated by the cryptographic key managed by an external device and transferred from the external device, and which is unable to generate the cryptographic key."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Magnetic disk device and method of changing key generation of cryptographic key","description":"According to one embodiment, a magnetic disk device includes a disk, a head writing data to the disk and reading data from the disk, and a controller managing a key generation of a cryptographic key, ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11989311","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-11989311","citation_suggestion":"Patentable. \"Magnetic disk device and method of changing key generation of cryptographic key\" (US-11989311). https://patentable.app/patents/US-11989311","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11989311","json":"https://patentable.app/api/llm-context/US-11989311","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T05:12:30.156Z"}