Systems and methods for scanning and deleting pestware on a protected computer are described. In one variation, the presence of a pestware file on the storage device is detected while an operating system of the protected computer is limiting access to the pestware file via the operating system. In order...http://www.google.co.uk/patents/US20060277183?utm_source=gb-gplus-sharePatent US20060277183 - System and method for neutralizing locked pestware files