Microsoft gives the FBI the ability to decrypt BitLocker in response to court orders: about twenty times per year. > It’s possible for users to store those keys on a device they own, but > Microsoft also recommends BitLocker users store their keys on its servers for > convenience. While that means someone can access their data if they forget > their password, or if repeated failed attempts to login lock the device, it > also makes them vulnerable to law enforcement subpoenas and warrants.