Think you have a secret life? Think again.

PBS.ORG -- While politicians and the U.S. Census Bureau may disagree on how many illegal aliens are living in the United States, the big credit reporting agencies have a pretty solid handle on the number and it is 17 million. ... Of course the credit bureau notices something and that's why they are so able to estimate numbers in the first place. They know what Social Security numbers are being overused and can probably even trace the genealogy of that number as it makes its way across the country. Here's an amazing fact: some individual Social Security numbers are in use right now by UP TO 3,000 PEOPLE and it isn't at all unusual for a borrowed number to be used by 200-1,000 people at the same time. More...