esiur-dart/lib/src/Security/Authority/AuthenticationMethod.dart

    // class AuthenticationMethod
    // {
    //     static const int None = 0;
    //     static const int Certificate = 1;
    //     static const int Credentials = 2;
    //     static const int Token = 3;
    // }

    enum AuthenticationMethod
    {
         None,
         Certificate,
         Credentials,
         Token,
    }