O'Reilly logo

Linux Administration: A Beginner’s Guide (Sixth Edition) by Wale Soyinka

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

images
CHAPTER 13
Linux Firewall (Netfilter)
images
images
In what feels like a long, long time ago, the Internet was a pretty friendly place. The few users of the network were focused on research and thus had better things to do than waste their time poking at other people’s infrastructure. To the extent security was in place, it was largely to keep practical jokers from doing silly things. Many administrators made no serious effort to secure their systems, often ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required