Robert O’Harrow, Jr digs further into the Choicepoint mess:

But the man’s call last fall was different, according to a detective’s description of the encounter and testimony presented in a later court hearing. Unknown to ChoicePoint, the caller was not Garrett, an actor in the Los Angeles area. Police said he was a con artist involved in a vast identity-theft scam that succeeded in making off with records of at least 145,000 people. The real Garrett was just another victim.
The imposter’s attempt to gain access to even more files would not only expose the scam, but spark a national outrage and congressional hearings over whether the nation’s growing commercial data industry is doing enough to guard personal information.

Here’s how the scam worked.