Researchers are Carnegie Mellon University have discovered that your Social Security Number is not just some random number as many assume. In fact, many of us already knew that the first three numbers identified the State of issue. The second two numbers are a “group number”. But as it turns out the last four numbers may be guessed with a relative high degree of accuracy. The scary part of this is that all of the information needed to build their algorithm is freely available on the internet, thank you Federal Government!
Gives a new spin on “we are from the Government and are here to help you.”
Read more here (Source link broken as of 3/18/2010, sorry)
Nice story on this topic here. Network World
John "Mike" Wright