Comodo Internet Security Pro 2011 , an award-winning security suite, offers prevention-based, Default Deny Protection (DDP) technology to give you maximum protection . Focusing only on the eventual detection of viruses . Basically, this means that it will allow all applications to access your PC resources by default as long as the application is not on your security software’s blacklist of already known malware . This internet security protection software offers real-time protection against Viruses, Trojans, Adware, Spyware and other Malware threats. Other Antivirus products depend on signature updates alone but Auto Sandbox Technology™ means you’re protected from even unknown threats .

Comodo Internet Security Pro 2011 screenshot :

• ProActive Defense
  Default Deny Protection™ grants your PC access to an exclusive “safe-list” of over two million known PC-friendly applications. If a file that isn’t listed on our safe-list knocks on your computer’s door, Pro evaluates it and lets you, the user, know that malware may be afoot. 

  Auto Sandbox Technology™ tests programs in a virtual operating environment ensuring viruses & other malicious software are isolated from the rest of your computer.

• Firewall Features
  • Keeps you updated on all suspicious files
  • Prevention-based technology stops viruses
  • Default Deny Protection™ so only safe files execute
  • Easily learns your PC habits for personalized alerts
  • Automatic updates for the most current protection
  • Winner of PCMag.com’s Editor’s Choice Award