security/authgraph/default/authgraph.xml

<manifest version="1.0" type="device">
    <hal format="aidl">
        <name>android.hardware.security.authgraph</name>
        <version>1</version>
        <interface>
            <name>IAuthGraphKeyExchange</name>
            <instance>nonsecure</instance>
        </interface>
    </hal>
</manifest>