Applies to ONTAP 9 Autonomous Ransomware Protection (ARP) Answer No, once marked as false-positive, the newly found file extension will be considered a valid extension, and future attacks will not be ...Applies to ONTAP 9 Autonomous Ransomware Protection (ARP) Answer No, once marked as false-positive, the newly found file extension will be considered a valid extension, and future attacks will not be reported on this file extension. Additional Information Understanding ARP snapshot protection and attack detection