HP Classmate Notebook PC User Guide - Page 16
Installing software updates, Installing critical security updates
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● Host-based firewalls-Software that protects only the computer it is installed on. ● Network-based firewalls-Installed between your DSL or cable modem and your network to protect all the computers on the network. When a firewall is installed on a system, all data sent to and from the system is monitored and compared with a set of user-defined security criteria. Any data that does not meet those criteria is blocked. Installing software updates HP, Microsoft Windows, and third-party software installed on your computer should be regularly updated to correct security problems and improve software performance. For more information, see Updating programs and drivers on page 4. Installing critical security updates HP recommends that you regularly update the software and drivers that were originally installed on your computer. To download the latest versions, go to http://www.hp.com/go/contactHP. At this location, you can also register to receive automatic update notifications when they become available. If you have installed third-party software after you purchased your computer, regularly update the software. Software companies provide software updates to their products to correct security problems and improve functionality of the software. Installing HP and third-party software updates HP recommends that you regularly update the software and drivers that were originally installed on your computer. To download the latest versions, go to http://www.hp.com/go/contactHP. At this location, you can also register to receive automatic update notifications when they become available. If you have installed third-party software after you purchased your computer, regularly update the software. Software companies provide software updates to their products to correct security problems and improve functionality of the software. Securing your wireless network When you set up your wireless network, always enable security features. For more information, see Connecting to a wireless network (select models only) on page 3. Backing up your software applications and information Regularly back up your software applications and information to protect them from being permanently lost or damaged through a virus attack or a software or hardware failure. For more information, see Backing up, restoring, and recovering on page 11. 10 Chapter 5 Securing your computer and information