From: WTOP

WASHINGTON – The hacker group Anonymous claims to have released 1 million Apple  device identifiers stolen from the FBI.

On their Twitter feed, AnonymousIRC says it’s exposed up to 1,000,001 unique  device  identifier numbers, or UDIDs, for Apple devices. UDIDs are the fingerprints that  Apple, apps and ad networks use to identify the iPhones and iPads of individual  users.

Anonymous says in a lengthy posting on the website Pastebin that they actually  stole 12 million UDIDs from an FBI Dell laptop in March. The FBI has declined to  comment on the allegations.

The Data Doctorslist the easy  steps to find out if an Apple UDID was among those allegedly stolen:

  1. Plug your iPhone/iPad into your computer
  2. Load up iTunes
  3. Click on your device
  4. Click ‘Summary’
  5. Click on your serial number
  6. You should now see your UDID

You only need to use the last 8 digits at this website to see if your device is on the list.