---
title: Concepts
description: Set up DNS filtering and email security.
image: https://developers.cloudflare.com/cf-twitter-card.png
---

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# Concepts

Learn the technical concepts behind Project Cybersafe Schools.

## Objectives

By the end of this module, you will be able to:

* Understand the purpose of the Children’s Internet Protection Act (CIPA).
* Describe the life of a DNS request.
* Explain how DNS filtering works to control which websites users can access.
* Understand the benefits of protecting your email inbox.

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