The easiest way of transferring data for an Ajax based application is to use the GET form in XHR. Although there are browser challenges a developer would face, using this function is still the best way to transfer data. Because of browser incompatibility, the workarounds in GET has been relatively easier. Implementing better security may seem to be a bit hazy for now but as long as the coding is stable and simplified, the application could be easily secured. There are even recommended steps that could be used if a developer wants to integrate JS Client for an API. But the challenge comes if the developer wants to implement functions that do not use GET. This is usually don