Chapter 13. Keeping Your Computer Safe

Table of Contents

Passwords
Give a separate user account to each person
Keep your software up to date
Lock your screen while away
Set up a firewall
Avoid Internet nuisances and crime
Make backup copies of your files

This section describes how to keep your computer safe from security threats.

Passwords

Keep your password safe. If you want to change it, you can by opening Users and Groups (ApplicationsSystemUsers and Groups) and performing the following actions.

  1. Click Unlock.

  2. You will be prompted for your password.

  3. Click on your username.

  4. Click Properties.

  5. Enter your new password into the Password field.

  6. Click Close.

It is possible to automatically login to Xubuntu.

[Warning]

Automatic login is highly discouraged because it provides less security for your system. Also take care when in the Login Settings application as there are options which may prevent Xubuntu from logging in or starting properly.

  1. Open ApplicationsSettingsLogin Window.

  2. You will be prompted for your password.

  3. Click Security.

  4. Tick Enable Automatic Login.

  5. Choose a Username from the drop down list to login as.

  6. Click Close.

  7. Changes will be applied on re-boot.