Adware: Typically, adware components install alongside a shareware or freeware application and bring targeted advertisements to your computer. These advertisements create revenue for the software developer. Adware displays web-based advertisements through pop-up windows or through annoying advertising banners. Browser Helper Object: A Browser Helper Object (BHO) may appear as a helpful browser toolbar within Microsoft Internet Explorer (IE). Malicious BHO’s can change your default home page to point to some other site or send histories of your web-browsing habits to third-parties for the purposes of targeted advertising. Browser Hijackers: Browser hijackers can alter your browser settings or change your default home page to point to some other site. They are also capable of sending your personal information to third-parties. Because they can appear as part of IE itself, hijackers can go undetected by firewall software. Dialers: Generally, dialers are software designed to dial phone numbers. Some dialers connect to...