BitDefender Professional Plus integrates antivirus, firewall and antispam modules into one comprehensive security package, tailored to meet the needs of home and corporate Internet users worldwide. Comprehensive Protection for your Personal Computer! BitDefender Professional Plus integrates antivirus, firewall and antispam modules into one comprehensive security package, tailored to meet the needs of home and corporate Internet users worldwide. Antivirus The mission of the AntiVirus module is to ensure detection and removal of all viruses in the wild. BitDefender Antivirus uses robust scan engines, certified by ICSA Labs, Virus Bulletin, Checkmark, Checkvir and TUV. Firewall The firewall module protects your data and your privacy by filtering the incoming and outgoing traffic, controlling cookies, blocking malicious scripts and XXX-dialer type programs. Antispam Quite simply put, the BitDefender Antispam module deals with the problem of spam, so you don't have to.