Protection from spyware, viruses, and unwanted software
Windows Vista
The latest operating system from Microsoft contains new security features that are designed
to make Windows Vista-based computers secure and online experiences safer. The first step to securing
your computer is to keep your firewall turned on. Windows Vista has a built-in firewall that is turned on by default.
Microsoft Update
When you help secure your computer with a firewall, it's also important to make sure you update your computer's
operating system. Get the latest updates through the Microsoft Update Web site. Note: Some operating systems
require you to use Windows Update and Office Update.
Windows Live OneCare safety scanner
You have a working firewall and the latest software updates. The next step is to check your computer for viruses.
Use this online security service for free. Scan your computer when you want to help protect, clean, and keep it
running at its best.
Windows Live OneCare
For continuous protection against viruses, download a free 90-day trial version of the comprehensive security service
from Microsoft. Windows Live OneCare helps protect you from viruses, spyware, and other unwanted software.
Internet Explorer 7
The latest version of the popular Web browser from Microsoft
provides powerful security features to help protect your computer from viruses and spyware.
Windows Defender
Get free antispyware software from Microsoft. Windows Defender comes with Windows Vista. If you use Windows XP SP2, you can download Windows Defender for no charge.
Malicious Software Removal Tool
The Microsoft Windows Malicious Software Removal Tool checks computers running Windows XP, Windows 2000, and
Windows Server 2003 for infections by specific, prevalent malicious software and helps remove any infection found.
Windows Live Messenger
You can use Windows Live Messenger and the Windows Live OneCare safety scanner to diagnose and fix everything
from viruses to hard-disk fragmentation remotely.
Security tools FAQ
Get the basics on firewalls, antivirus software, antispyware, filters, parental controls and more.
Microsoft products compared
Antivirus and antispyware products from Microsoft compared
Microsoft offers several products that can help protect your computer against viruses and spyware. See a chart to find out how
these products differ in terms of protection, cost, and more.
Microsoft operating systems compared
Microsoft offers several operating systems with protection built-in. See a chart to find out find out how operating systems differ
in terms of firewall protection, operating system updates, antivirus, and antispyware protection.
