Isn't the internet amazing? But, oh, the risks you've heard about - identity theft, e-mail scams, phony medical information, and more. Here's the guide you need to avoid the hazards with confidence, so you can shop, visit, invest, explore, pay bills, and do dozens of other things online more securely. Experts show you how to keep your computer virus-free, use social networking sites safely, protect your personal information, and keep your grandchildren safe online.