How To: Use Google's reCAPTCHA to secure your web site forms

Google is the biggest and best search engine on Earth, and if you are a webmaster and want your website to be a big success it would really behoove you to know as much about how it works as possible. The Google Webmasters series of videos and website were created to teach webmasters, SEO professionals, and others how Google works by answering their questions and giving them insights into how they can best integrate and utilize Google's functionality to improve their business. This video explains how CAPTCHAs work (the things where you have to type in the wavy characters on web forms) and specifically how Google's free program reCAPTCHA can make your website more secure and easier to use.