Chapter 15Applying Ownership and Permissions
Preventing unauthorized access to files and directories is a major part of any Linux administrator's job. Linux provides a few different methods for protecting files, which can make security a little bit complicated. This chapter dives into Linux file and directory security and demonstrates how to implement it on your Linux system. First, you'll see how Linux assigns ownership to files and directories. Then, the chapter discusses the basic file and directory security features that have been available since the dawn of Linux. Following that is an examination of a couple of newer methods for adding more protection to ...
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