# Sender security The Sender Security section is the key administrative module responsible for email communication reputation and deliverability. Proper configuration of the parameters available within it ensures that sent messages land directly in recipients' primary inboxes, minimizing the risk of being caught by spam filters. --- # 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.messageflow.com/email/sender-security.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.