(CNN) -- A man walks into a thrift store.A New Zealand man finds confidential U.S. military files on a used MP3 player he bought at a thrift store for $9.It sounds like the opening line to a bad joke. And this case was a bad joke -- for the Pentagon.Chris Ogle of New Zealand was in Oklahoma about a year ago when he bought a used MP3 player from a thrift store for $9. A few weeks ago Shayne Graham Jersey , he plugged it into his puter to download a song, and he instead discovered confidential U.S. military files."The more I look at it, the more I see, and the less I think I ould be," Ogle said with a nervous laugh in an interview with TVNZ.The files included the ho addresses Kenny Stills Saints Jersey , Social Security numbers and cell phone numbers of U.S. soldiers. The player also included what appeared to be mission briefings and lists of equipnt deployed to hot spots in Afghanistan and Iraq. Most of the information appears to date to 2005.The New Zealand journalist who first reported the story was able to contt at least one of the soldiers by dialing a phone number found in the files. He hung up once e explained why e was calling. Watch how man discovered secret military files Pentagon officials told CNN that mp3 download free for m os x they are aware of the MP3 player, but can\'t talk about it until investigators confirm that the information ca from the U.S. Departnt of Defense."The ernnt isn\'t doing a good job of protecting the information that it collects," said Marc Rotenberg of the Electronic Privy Information Center in Waington.Despite ernnt efforts to protect sensitive information, this is a growing problem, privy experts say.Two years ago Kenny Stills Womens Jersey , the Departnt of Veterans Affairs lost trk of a laptop with the personal information of millions of soldiers. And puter hard drives with classified military information have been found for sale at street markets in Afghanistan."When you can identify Arican personnel, when you have their nas, their ho address, their cell phone numbers, you put people in a download songs free of kannada animated films 2010 dangerous position Kenny Stills Elite Jersey ," Rotenberg said.In this case, the personal information for several hundred soldiers landed in friendly hands. Ogle told CNN the MP3 player is being kept in a safe ple and he will happily turn it over to U.S. military officials if they ask for it. All About U.S. Departnt of Defense o U.S. Departnt of Veterans Affairs