ADVANCED WINDOWS PROTECTION Bitdefender Internet Security gives you the ultimate protection against online threats and ensures uncompromising speed and performance for your PC. You get the most effective Internet security suite on the market without slowing down your system. Bitdefender Internet Security provides features to safeguard your private life, such as firewall, Parental Advisor and file encryption. And, with Autopilot on, Bitdefender automatically takes the best decisions to protect your family, your data, your online transactions and your privacy.