When you play online games these days, you always have to be mindful that you don't leave yourself vulnerable to viruses, account fraud, and hacks. Something as seemingly simplistic as a hidden keylogger in a UI mod can open the floodgates to strangers to come on your computer and take your account information. Stories abound of players losing accounts they've dumped thousands of hours into because they didn't take the proper precautions. While some of the blame certainly lies with the players, there are some critics who have charge that the MMO industry doesn't do enough to prevent fraud.Enter the Blizzard Authenticator. This new keychain SecurID device can be attached to your World of Warcraft account, making it impossible for anybody to access it without the Authenticator plugged into the computer They'll be debuting the device at the upcoming Blizzard Invitational, but it should be available on Blizzard's online store soon at the low, low price of $6.50. It's a small price to pay for peace of mind.