Offers to hire American airmen, stationed at an airbase on the Central Pacific island of Guam, as extras in the Transformers 3 movie, turned out to be an unexpectedly scary training exercise. First, keep in mind that there is no Transformers 3 filming scheduled for Guam. The email was a fake, used to test how well airmen could detect a hacker attempts to deceive military Internet users to give up valuable information. The Transformers 3 email was a test to see how many airmen would fall for a "spear phishing" offensive. "Phishing" (pronounced "fishing") is when a hacker sends out...