/// <summary>
        //  This Method will return regular expression for password policy validation.
        /// </summary>
        /// <param name=""></param>
        /// <returns>this will return regular expression string</returns>
        public string GetPasswordRegularExpression()
        {
            var settings = _applicationSettingRepository.GetSingle(x => x.key == "regExpression_password");

            if (settings != null)
            {
                return(settings.value);
            }
            return(string.Empty);
        }