protected async Task AuthenticateAsync( CancellationToken cancellationToken = default ) { // ToDo: Figure out how to sign-in without TenantId. _authConf = _configurationProvider .GetAuthenticationConfiguration( AzureEnvironment.KnownEnvironments ); _authenticationManager = AuthenticationManagerFactory .GetAuthenticationManager( _authConf.AzureEnvironment, _authConf.TenantId, _authConf.ClientId, _authConf.ClientSecret ); await _authenticationManager .AuthenticateAsync(cancellationToken); }