This article explains how to enable and configure your router's built-in firewall. It also includes information on how to determine if your router has a firewall. This article applies to most newer wireless router models.

A firewall is a powerful defense against hackers and cybercriminals. Surprisingly, many users have a robust firewall at their disposal and don’t realize it. Most wireless Internet routers have a built-in hardware firewall, and unless it’s activated, it lies dormant.

There are different types of routers, but the general approach for enabling and configuring your built-in firewall is as follows:

Go to your router's configuration page.