Security

Setting up a firewall for your infrastructure is a great way to provide some basic security for your services. Once you’ve developed a policy you are happy with, the next step is to test your firewall rules. It is important to get a good idea of whether your firewall rules are doing what you think they are doing and to get an impression of what your infrastructure looks like to the outside world.

In this guide, we’ll go over some simple tools and techniques that you can use to validate your firewall rules. These are some of the same tools that malicious users may use, so you will be ...