Blog Archives

How to set the SetUID and SetGID bit for files in Linux and Unix

Posted on July 2, 2012 by Geekster — 9 Comments ↓

The setuid (set user id) is a permission bit, that allows the users to exec a program with the permissions of its owner. The setgid (set group id) is a bit that allows the user to exec a program with…

Tagged with: change file permissions, chmod, linux, setgid, setuid, the chmod command, unix
Posted in The Linux and Unix Articles!

How to use the sticky bit in Linux and Unix

Posted on July 2, 2012 by Geekster — No Comments ↓

The sticky bit is set on directories to forbid all the users in the system to rename or delete the directory or the files/directories inside the directory, except the owner and root, even if they have 777 permissions. To set…

Tagged with: chmod, linux, set sticky bit in linux, set sticky bit in unix, the chmod command, unix
Posted in The Linux and Unix Articles!

How to change file and folders permissions with chmod – part 2

Posted on July 1, 2012 by Geekster — No Comments ↓

Previously, I have showed you how to change the file and folder access rights, by using the symbolic method. In this article I will show you how to change the file permissions in the octal mode (with numbers). The chmod…

Tagged with: change file permissions, change permissions, chmod, linux, the chmod command, unix
Posted in The Linux and Unix Articles!

How to change file and folder permissions with chmod – part 1

Posted on July 1, 2012 by Geekster — No Comments ↓

Permissions can be set in the octal mode (with digits), or with letters. In this article, we will change the file and folder access rights in the human readable representation with chmod. In Linux and Unix systems, the file and…

Tagged with: change file permissions, chmod, linux, the chmod command, unix
Posted in The Linux and Unix Articles!