July 2007
Beginner
347 pages
4h 40m
English
Content preview from CLI for Noobies: A Primer on the Linux Command LineBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
Chapter 64. Trojanscan
This chapter is pure security. Not the security you get from being all wrapped up in a baby-blanket, coddling, and gratuitous GUI, but the kind that comes from knowing who is connected to your machine, and why.
Trojan Scan is a simple but effective tool that monitors connections and alerts you to unauthorized activity of the sort that a rootkit, trojan, or other bad-to-the-bone-ware might engage in.
Trojan Scan is crafted in the finest Unix tradition, building on and combining existing tools to scratch a particular itch. Most of the work is done by the lsof command, which lists open files.
What good is that, you ask, when checking for connections? Remember, grasshopper, to the Linux kernel, everything is a file. Trojan Scan ...
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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.
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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.