{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9716586","patent":{"patent_number":"US-9716586","title":"Precomputing internal AES states in counter mode to protect keys used in AES computations","assignee":null,"inventors":[],"filing_date":"2016-01-19T00:00:00.000Z","publication_date":"2017-07-25T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L"],"num_claims":25,"abstract":"Methods, media, and systems for, in one embodiment, protecting one or more keys in an encryption and/or decryption process can use precomputed values in the process such that at least a portion of the one or more keys is not used or exposed in the process. In one example of a method, internal states of an AES encryption process are saved for use in a counter mode stream cipher operation in which the key used in the AES encryption process is not exposed or used."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Precomputing internal AES states in counter mode to protect keys used in AES computations","description":"Methods, media, and systems for, in one embodiment, protecting one or more keys in an encryption and/or decryption process can use precomputed values in the process such that at least a portion of the","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9716586","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-9716586","citation_suggestion":"Patentable. \"Precomputing internal AES states in counter mode to protect keys used in AES computations\" (US-9716586). https://patentable.app/patents/US-9716586","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9716586","json":"https://patentable.app/api/llm-context/US-9716586","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:56:22.513Z"}