/// <summary>
        ///     Authenticates the user
        /// </summary>
        /// <param name="directoryEntry"></param>
        /// <param name="username"></param>
        /// <param name="password"></param>
        internal Uid Authenticate(/*DirectoryEntry directoryEntry,*/ string username,
                                  Org.IdentityConnectors.Common.Security.GuardedString password, bool returnUidOnly)
        {
            AuthenticationHelper authHelper = new AuthenticationHelper(_configuration);

            if (returnUidOnly)
            {
                return(authHelper.GetUidFromSamAccountName(username));
            }
            password.Access(setCurrentPassword);
            return(authHelper.ValidateUserCredentials(username, _currentPassword));
        }