android.hardware.keymaster@4.1-service.citadel.xml

<manifest version="1.0" type="device">
    <hal format="hidl">
        <name>android.hardware.keymaster</name>
        <transport>hwbinder</transport>
        <fqname>@4.1::IKeymasterDevice/strongbox</fqname>
    </hal>
</manifest>