A computer's file permission settings determine who is able to access its files and who can make changes to them. The owner or administrator of a Mac computer can specify the permissions for any file, ...

IT admins can save time and energy when changing Mac permissions by doing it via the command line or remotely via SSH. Learn how it’s done and what the notation means for command-line permissions.

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 ...

It doesn’t happen often, but either by malware attack or networking snafu (sometimes when computers are removed from a domain), you can lose permissions and ownership of your files. Microsoft Windows’ ...

Unix permissions control who can read, write or execute a file. You can limit it to the owner of the file, the group that owns it or the entire world. For security reasons, files and directories ...

Many times there will be odd names listed in the permissions field for files on their systems, and people have wondered about them and what they mean. Topher, an avid Mac user for the past 15 years, ...

One way to get a little more clarity on this is to look at the permissions with the stat command. The fourth line of stat’s output displays the file permissions both in octal and string format: $ stat ...

New Technology File System (NTFS) permissions are available on every file, folder, registry key, printer, and Active Directory object. First introduced with Windows NT to replace the File Allocation ...

The Get Info window’s Locked option prevents changes on a single Mac, and modifies the item’s Finder icon. Macworld reader Jeff noted that when he uses the Locked option, files stored in iCloud Drive ...

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 without fully realizing what this means -- as the ...