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 ...

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copy a chmod binary from a similar system to root's home dir and run that. I think you could probably even compile it from the source (probably in http://www.gnu.org ...

Who own's the . of /media/disk? If it's not your user, and the disk is chmoded 755 or something, you won't be able to write. <BR><BR>Do your users all have the same UID on all of your machines?

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 ...

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 ...

File permissions are core to almost everything you do on your Linux machine, from viewing a PDF to saving an image and running an app. The core model keeps things simple, but there are quite a few ...