private string CheckPassword(HttpContext context) { try { string loginName = context.Request["LOGINNAM"] as string; string password = context.Request["Password"] as string; MD5 md = new MD5CryptoServiceProvider(); byte[] bytes = Encoding.Unicode.GetBytes(password); string md5Pass = BitConverter.ToString(md.ComputeHash(bytes)).Replace("-", ""); LSFW_EMPLOYEE model = dal.GetUserLogin(loginName, md5Pass); if (!string.IsNullOrEmpty(model.LOGINNAME)) { return(JsonHelper <Messaging <string> > .EntityToJson(new Messaging <string>("0", xml.ReadLandXml("0")))); } else { return(JsonHelper <Messaging <string> > .EntityToJson(new Messaging <string>("1", xml.ReadLandXml("1")))); } } catch (Exception ex) { SystemErrorPlug.ErrorRecord(ex.ToString()); return(JsonHelper <Messaging <string> > .EntityToJson(new Messaging <string>("500", ex.Message))); } }