Control who can access files, search directories, and run scripts using the Linux's chmod command. This command modifies Linux file permissions, which look complicated at first glance but are actually ...

Permissions have two parts: an action and a set of users. The three actions—read, write, and execute—define what can be done ...

Just as your office file cabinets should be off-limits to competitors and snoops, access to the files on your company's computers should be restricted as well. The CentOS operating system enables you ...

Linux is a multi-user operating system. What does that mean? Like all good operating systems, you can have multiple user accounts on one machine. You can also have more than one user logged in at once ...

There are certain Linux commands I consider essential. These commands range from networking, troubleshooting, and file viewing. They're also easy enough for new users to learn. Get more in-depth ZDNET ...