# BackEnd After converting your legacy application to a WebMAP application, a new actor during the execution time is added, the BackEnd side. The BackEnd is in charge of keeping the information through a secure way for every user, where the main target is process and return data to FrontEnd side. In order of managing information, the BackEnd is integrated with several components that interacts and process information. Those components are going to be explained during this section. Also, is important to mention, in the case that you need to modify your new application, you can find a guide with steps to add all needed component both for BackEnd and FrontEnd side. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.gapvelocity.ai/webmap/general/backend.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.