Bitdefender Total Security One product to protect all your devices, without slowing them down Bitdefender beats all other security software in both Best Protection and Lowest Impact on Performance. Protect your devices against malware without compromising speed. Unbeatable threat detection to stop sophisticated malware Innovative technologies to protect against zero-day attacks Multi-layer ransomware protection to keep your files safe Secure VPN for complete online privacy, 200 MB/day/device IMPROVED Advanced parental controls to keep your kids safe online Minimal impact on your system performance