System Administration Guide: Security Services

Examples—Setting Special Permissions in Absolute Mode

In the following example, the setuid permission is set on the dbprog file.


$ chmod 4555 dbprog
$ ls -l dbprog
-r-sr-xr-x   1 db     staff        12095 May  6 09:29 dbprog

In the following example, the setgid permission is set on the dbprog2 file.


$ chmod 2551 dbprog2
$ ls -l dbprog2
-r-xr-s--x   1 db     staff       24576 May  6 09:30 dbprog2

In the following example, the sticky bit permission is set on the public_dir directory.


$ chmod 1777 public_dir
$ ls -ld public_dir
drwxrwxrwt   2 ignatz   staff          512 May 15 15:27 public_dir