{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8473751","patent":{"patent_number":"US-8473751","title":"Method for cryptographic data processing, particularly using an S box, and related device and software","assignee":null,"inventors":[],"filing_date":"2007-12-13T00:00:00.000Z","publication_date":"2013-06-25T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L"],"num_claims":19,"abstract":"A method for data cryptographic processing, that is implemented by an electronic entity and includes the conversion of input data (M′i−1), masked by an input mask (X), into output data, the conversion using a conversion table (S), and the method including the following steps: for at least one plurality of possible values (A) for the input mask (X), transferring the output value of the conversion table (S) corresponding to the masked input data (M′i−1) converted by the application of an unmasking operation using the possible value (A), into a table (T) at a position corresponding to a determined value (0) masked by the input mask (X) and converted by the application of an unmasking operation using the possible value (A); determining the output data using the value located in the table (T) at the position corresponding to the determined value (0)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for cryptographic data processing, particularly using an S box, and related device and software","description":"A method for data cryptographic processing, that is implemented by an electronic entity and includes the conversion of input data (M′i−1), masked by an input mask (X), into output data, the conversion","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8473751","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-8473751","citation_suggestion":"Patentable. \"Method for cryptographic data processing, particularly using an S box, and related device and software\" (US-8473751). https://patentable.app/patents/US-8473751","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8473751","json":"https://patentable.app/api/llm-context/US-8473751","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T00:18:47.381Z"}