5. Permissions¶
5.1. Understanding Permissions¶
Permission |
Binary |
Octal |
Description |
|
|
|
Cannot read, execute or modify |
|
|
|
Can execute |
|
|
|
Can write (modify) |
|
|
|
Can modify and execute |
|
|
|
Can read |
|
|
|
Can read and execute |
|
|
|
Can read and write |
|
|
|
Can read, write and execute |
5.2. Changing Permissions¶
chmod
chown
chgrp
5.3. UMASK¶
export UMASK=022
5.4. Sticky bit¶
chmod +s