Symantec's Norton AntiVirus is the world's most trusted antivirus solution. Norton AntiVirus 2007 offers the same level of protection along with new features and improvements. It removes viruses and security risks automatically; heuristically detects spyware threats, detects and blocks Internet worm attacks, and protects email. Norton AntiVirus from Symantec is one of the best anti-virus software titles in the world. Enjoy the security of automatic protection against viruses, malicious ActiveX controls and Java applets, and other dangerous code. It protects you while you're surfing the Internet or getting information from floppy disks, CDs, or a network. It also automatically scans incoming attachments in the most popular email programs. It is extremely easy to keep updated, with automatic retrieval of new anti-virus definitions from Symantec as often as once a week.

Kaspersky Anti-Virus is powered by a unique integrated technology for unknown virus searching, based on the principals of second-generation heuristic analysis. Because of this, the program is able to protect you from even unknown viruses. By using the integrated Control Center in Kaspersky Anti-Virus Personal, it enables you to create a flexible schedule for the program components to be started and to automatically download and apply updates to your anti-virus databases via the Internet.

Ad Nuker is concerned with protecting you while you are surfing the internet from annoying ads & banners. Also it gives you the ability to protect your POP3 or IMAP mail from being overwhelmed with spam mails from your enemies or silly friends.
Ad NukerTM is not a stand alone software program; it is embedded in the IE toolbar.