public static interface OpenPGPKeyMaterialProvider.OpenPGPKeyProvider extends OpenPGPKeyMaterialProvider<OpenPGPKey>
OpenPGPKeys by providing a KeyIdentifier.
The KeyIdentifier can either be that of the keys primary key, or of a subkey.OpenPGPKeyMaterialProvider.OpenPGPCertificateProvider, OpenPGPKeyMaterialProvider.OpenPGPKeyProviderprovide