avast! Internet Security provides complete antivirus, anti-spyware, antispam, and firewall protection. Get a private virtual window on your desktop for safely making your sensitive financial transactions when shopping or banking online, thanks to SafeZone. The Sandbox feature lets you surf and socialise without any annoyance. The hybrid cloud technology streams your virus database updates to your PC in real-time, so the avast! software has all virus definitions as soon as they are known to the avast! Virus Lab. The cloud-based FileRep feature keeps reputation data on countless files, using select criteria for determining risks. The built-in silent firewall blocks hackers and other unauthorized entry attempts to steal sensitive personal data from your PC. Phishing attacks are prevented via built-in anti-spam.