Browser Helper Object (BHO)
A few years ago, Microsoft added mini-programs called Browser Helper Objects (BHOs) to the Internet Explorer browser. When you open Internet Explorer, you automatically start the browser helpers that have been downloaded with the browser.

-- NEW -- Recommended Tools Free PDF eBook - Download the free 34 page Spyware Removal Tricks and Advice eBook now.

The purpose of a BHO is to enhance your surfing experience by collecting information on your surfing preferences, displaying specific banner ads, and even changing your home page settings.

If you have installed special toolbars or colorful ad-based extras to your IE browser, you’ve probably also downloaded a BHO to your computer.