Summary
In this chapter, we introduced Untangle, Inc. and gave you an overview of its history and products. Untangle NGFW was covered in detail; we talked about how it works and the difference between applications and services and the function delivered by each of them.
We also covered the application packages and had a quick overview of the licensing and change log from version 9.4.2 till version 10.2.1. We saw the difference between a firewall, proxy, security gateway, UTM, and NGFW.
A brief introduction to information security was covered, in which you learned about the danger of cybercrime and the different types of attacks that an attacker could use to compromise the confidentiality, integrity, and availability of the network.
In the next chapter, ...
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