You should enable the Windows Firewall on all Vista computers unless you are already using a reliable third-party firewall product.

Configure inbound exceptions to the Windows Firewall with care, ensuring you are only allowing inbound traffic that originates from trusted sources.

Use Group Policy Objects to create a consistent Windows Firewall configuration for networked computers in a small office or larger corporate environment.

You can turn on automatic updating in the Windows Security Center, which will allow Windows to monitor and download updates for you.

The Malicious Software Removal Tool can help you remove rnalware from your OS and is usually downloaded via Windows Update.

You should periodically update every piece of software you install on your system. You can do this by installing the latest updates, hotfixes, security patches, and service packs. Keep on top of when new patches come out, and try to test and install them to keep your system at its best.

Windows Defender provides continuous security against malware. If it detects anything suspicious, it will alert you as to what it finds.

Windows Defender is composed of three separate agents. Internet agents are used to monitor changes to Internet access settings, as well as to stop unauthorized connection attempts via the network. System agents are used to monitor changes to your system s settings, like passwords and permissions. Application agents are used to monitor...