{"number":"US12519609B1","kindCode":"B1","documentType":"grant","title":{"original":"Signatureless key material capture","english":"Signatureless key material capture"},"abstract":{"original":"Techniques for countering ransomware are provided in which key material can be captured, for example, by a telemetry component. The key material is created or otherwise used by a process executing on a monitored computing device and characterizes entropy used by ransomware to generate a ransomware encryption key. This captured key material is used to reconstruct the ransomware encryption key. This key, in turn, is used to decrypt ransomware-encrypted files.","english":"Techniques for countering ransomware are provided in which key material can be captured, for example, by a telemetry component. The key material is created or otherwise used by a process executing on a monitored computing device and characterizes entropy used by ransomware to generate a ransomware encryption key. This captured key material is used to reconstruct the ransomware encryption key. This key, in turn, is used to decrypt ransomware-encrypted files."},"applicants":["Halcyon Tech, Inc."],"inventors":["Peter Morgan","Ryan Smith","Kristen Lamb","Clark Lindsey","Jonathan Miller"],"filingDate":"2025-09-22","publicationDate":"2026-01-06","grantDate":"2026-01-06","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12519609B1.pdf","pages":{"en":"https://downloadpatent.com/patent/US12519609B1","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12519609B1","ja":"https://downloadpatent.com/ja/patent/US12519609B1"}}