{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9740867","patent":{"patent_number":"US-9740867","title":"Securely passing user authentication data between a pre-boot authentication environment and an operating system","assignee":null,"inventors":[],"filing_date":"2015-11-16T00:00:00.000Z","publication_date":"2017-08-22T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","H04L","H04L","H04L","G06F","H04L"],"num_claims":7,"abstract":"Systems and methods for securely passing user authentication data between a Pre-Boot Authentication (PBA) environment and an Operating System (OS) are described. In some embodiments, an Information Handling System (IHS) may include a processor; and a Basic I/O System (BIOS) coupled to the processor, the BIOS having program instructions stored thereon that, upon execution by the processor, cause the computer system to: identify an encrypted Single-Sign-On (SSO) token and a Trusted Platform Module (TPM) key pair provisioned by an Operating System (OS) and stored in an OS registry; extract a TPM public key from the TPM key pair; encrypt a PBA private key generated by a PBA application with the TPM public key; and store the encrypted PBA private key, the TPM key pair, and the encrypted SSO token in a shadow partition of a self-encrypting hard drive coupled to the IHS."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Securely passing user authentication data between a pre-boot authentication environment and an operating system","description":"Systems and methods for securely passing user authentication data between a Pre-Boot Authentication (PBA) environment and an Operating System (OS) are described. In some embodiments, an Information Ha","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9740867","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-9740867","citation_suggestion":"Patentable. \"Securely passing user authentication data between a pre-boot authentication environment and an operating system\" (US-9740867). https://patentable.app/patents/US-9740867","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9740867","json":"https://patentable.app/api/llm-context/US-9740867","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:19:16.218Z"}