{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9838418","patent":{"patent_number":"US-9838418","title":"Detecting malware in mixed content files","assignee":null,"inventors":[],"filing_date":"2015-03-16T00:00:00.000Z","publication_date":"2017-12-05T00:00:00.000Z","cpc_codes":["H04L","G06F","G06F","G06F","G06F","H04L"],"num_claims":18,"abstract":"Computer systems and methods in various embodiments are configured to determine whether a file is likely to be malware-free or include malware. In an embodiment, a computer system configured to improve security of client computers, and comprising: a memory; one or more processors coupled to the memory; a malware detection logic coupled to the memory and the one or more processors, and configured to: receive a first file from a viewer program that is executing on the client computer, wherein the first file is a mixed content file comprising a combination of both executable instructions and data in one or more formats, and/or one or more data sets stored in one or more other formats; determine that the first file is formatted according to a first specification and that the first specification is associated with one or more first malware tests of a plurality of malware tests, wherein each test in the plurality of malware tests is associated with a score; execute each test in the first one or more malware tests, and add, to a first total score, the score associated with the test if the first file satisfies the test; determine the first total score satisfies a first threshold, and in response, send data to the viewer program indicating that the first file is likely to include malware."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Detecting malware in mixed content files","description":"Computer systems and methods in various embodiments are configured to determine whether a file is likely to be malware-free or include malware. In an embodiment, a computer system configured to improv","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9838418","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-9838418","citation_suggestion":"Patentable. \"Detecting malware in mixed content files\" (US-9838418). https://patentable.app/patents/US-9838418","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9838418","json":"https://patentable.app/api/llm-context/US-9838418","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:06:33.131Z"}