CompTIA Security+™ Deluxe: Study Guide

B.12. Lab B.12: Change Permissions on All Files in a Linux Directory

This lab requires a Linux workstation.

You can use the chmod utility to change the permissions on one or many files. This exercise changes the permissions on all files beneath the /tmp directory to readonly for everyone (r—r—r—).

To accomplish this change, follow these steps:

1. From the desktop, choose Programs Accessories Terminal.

   NOTE

   Your menu choices might differ slightly based upon the Linux distribution you are using.

2. Type the command cd /tmp.

3. Type the command chmod 444 * ...