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The Definitive Guide to SUSE Linux Enterprise Server 12 by Sander van Vugt

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CHAPTER 10

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Securing Internet Services: Certificates and SUSE Firewall

Every server that is connected to the Internet needs security. Security is required at the point of entry; hence, you need a firewall. You’ll also have to secure services that are offered by your server, which is why you need certificates. In this chapter, you’ll learn how to set up a firewall, using SUSE Firewall, and how to use certificates, with the YaST integrated certificate authority.

Setting Up a Firewall

As with any other Linux distribution, SUSE uses Linux kernel security features, where netfilter is offering firewall services. The default interface to manage the SUSE ...

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