Linux file permissions and ownership are not just a dry technical concept—they’re the foundation of system security and multi-user cooperation. Whether you're setting up a simple script or managing a ...

Viewing the content of files and examining access permissions and such are very different options. This post examines a number of ways to look at files on Linux.

Keeping your files private from anyone but those with superuser (root) access is easy on Linux. File permissions provide everything you need. By default, you’ll have a username and primary group ...

PERMISSIONS, ACCOUNTS, AND FILE ORGANIZATION Because of its Unix heritage, Mac OS X is a true multi-user operating system from the ground up. Yet some people have used Mac OS X for many months ...

The basic Linux file permission system is simple and robust, and it’s no surprise that it’s survived intact for over 50 years. But the execute bit is a confusing element, one that is worth ...

Linux has made it possible for admins and users to get fairly granular with file and folder permissions. This guide will examine both methods of setting permissions.