Panda Free Antivirus is fast and free, boasts the top score in real-world protection, and offers a USB drive cleaner. Panda offers an extra layer of security against malware that tries to access sensitive user data for malicious purposes. Data Shield allows the user to define the location of data to protect as well as the access permissions of installed programs. Real-time protection against all types of malware and spyware. Schedule periodic scans and/or scan your computer on demand.