June 2018
Beginner
234 pages
5h 36m
English
Content preview from Fundamentals of Linux
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Introducing ACLs
In this section, we will give you a brief introduction to how ACLs, or access control lists, work.
Linux has some special file and folder permissions, namely the ACLs, setuid, setgid, and sticky bit. If you look at the file in the filesystem, such as a new file that only the root user has access to, currently we are logged in as olip:
As you can see, the olip user has no write access on that file. Maybe you have already asked yourself this question: how can you give permissions to a file or folder to individual users who are not the file or group owner, in our example root? The only way is to use the others group, but this ...
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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.