Setting a Master Password in Firefox (Mac)

Use the following tutorial to enable a Master Password in the Firefox web browser for Macintosh. By enabling the Master Password, you are protecting your stored website passwords from viral infection. To begin, make sure your Firefox application is open.

In the upper left corner of your screen, click "Firefox" then "Preferences..."
Select the "Security" tab, then check the option next to "Use a master password"
Enter your desired password in the two bottom fields (leave the "Current Password" field as is) and click "OK"
Click "OK" in the success window, the click "OK" again in the "Options" window to finish.