November 2007
Intermediate to advanced
736 pages
25h 1m
English
Content preview from Absolute FreeBSD, 2nd Edition
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Chapter 16. SPAM, WORMS, AND VIRUSES (PLUS EMAIL, IF YOU INSIST)
The Internet’s killer application is email, no matter what you hear from the marketing office down the hall. Email is so ubiquitous that it has become the preferred delivery mechanism for unsolicited advertising, viruses, worms, and other malicious communication, simply because everybody on the Internet has it. This chapter discusses how to handle email flow in the server-to-server case, the client-to-server case, and the server-to-client case. On today’s Internet, each of these situations uses a slightly different protocol.
FreeBSD excels as a mail server and handles millions of ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.