# Install Nightfall DLP for Gmail This document explains the process of installing Nightfall DLP for Gmail. Nightfall DLP for Gmail allows you to scan all outgoing emails for sensitive data. Nightfall DLP for Gmail can scan both, email body and attachments. ## Prerequisites * You must have a Google Workspace account. * You must have administrator access to the above Google Workspace account. ## Overview When Nightfall detects emails with sensitive data, it can either Block, Quarantine, or Encrypt the email, based on the automated actions configured in the sensitive data policy for Gmail. To enable Nightfall to perform the quarantine action, you must set up compliance rules in Google Workspace. Once you set up the compliance rules, you must then configure routing rules to setup the SMTP relay service to receive emails from Nightfall. --- # 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://help.nightfall.ai/gmail/installation.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.