If you’re looking for a particular item, go to a well-known price-comparison site, such as Amazon.com or PriceGrabber.com. Don’t let a search engine pick a site for you
because hackers seed search results with fraudulent sites, says Jon Heimerl, director of strategic security for security-services company Solutionary. Even if you're using a site that you think is legitimate, look for security labels, such as VeriSign and Cybertrust, and for https://
to appear in the URL on pages that prompt you to enter personal information.
Blindly Clicking Into Unfamiliar Sites