If you receive a screen similar to what is shown below and re-booting your computer does not allow you to get past this, contact the Help Desk for assistance in receiving the recovery key.
Help Desk:
In Active Directory, there is a “Bitlocker” tab that *Usually* has the key for the customer to enter. If you do not have the bitlocker tab, contact someone in desktop support and they can assist with installing that feature on your computer.