{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11303673","patent":{"patent_number":"US-11303673","title":"System and method for preventing lateral propagation of ransomware using a security appliance that functions as a DHCP relay on a shared network","assignee":null,"inventors":[],"filing_date":"2021-10-08T00:00:00.000Z","publication_date":"2022-04-12T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":20,"abstract":"A technique to stop lateral movement of ransomware between endpoints in a VLAN is disclosed. A security appliance is set as the default gateway for intra-LAN communication by overwriting the DHCP responses. Message traffic from compromised endpoints is detected. Attributes of ransomware may be detected in the message traffic, as well as attempts to circumvent the security appliance. Compromised devices may be quarantined."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System and method for preventing lateral propagation of ransomware using a security appliance that functions as a DHCP relay on a shared network","description":"A technique to stop lateral movement of ransomware between endpoints in a VLAN is disclosed. A security appliance is set as the default gateway for intra-LAN communication by overwriting the DHCP resp","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11303673","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-11303673","citation_suggestion":"Patentable. \"System and method for preventing lateral propagation of ransomware using a security appliance that functions as a DHCP relay on a shared network\" (US-11303673). https://patentable.app/patents/US-11303673","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11303673","json":"https://patentable.app/api/llm-context/US-11303673","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T15:08:18.489Z"}