AEM component that grabs Bitlocker keys for C drive, and Bitlocker status for all drives works with Windows 7 and up.
Icon from https://openclipart.org/detail/190821/cles-de-serrure-lock-keys
Download or fork, run repackage.bat and upload aem-component.cpt to AEM. You can also download the aem-component.cpt straight from this repository and install in your AEM instance.
https://technet.microsoft.com/en-us/library/dd875513(v=ws.10).aspx