The recording industry asked Verizon last summer to reveal the name of a customer believed to have downloaded more than 600 songs in one day, but Verizon refused, saying that such a move would violate customer privacy and force Internet service providers to serve as the music industry's online policeman.

But U.S. Judge John Bates ordered Verizon to turn over the customer's name.

RIAA vs Verizon : Court orders Verizon Must Reveal Internet Song-Swapper