Ways to find the BitLocker recovery key: Options for finding BitLocker recovery keyįind the BitLocker recovery key in the Microsoft account BEK file named, like BitLocker Recovery Key 444C8E16-45E7-4F23-96CE-3B3FA04D2189.BEK as below: The BitLocker recovery key is used to unlock your BitLocker encrypted drive when you forget the BitLocker password or the BitLocker password is not working.īy default, the BitLocker recovery key is stored in a. What is the BitLocker recovery key? A BitLocker recovery key, aka Microsoft recovery key or Windows recovery key, is a special key that is automatically generated when you enable BitLocker to encrypt a USB drive or external hard drive.