Microsoft® Windows® XP with Service Pack 2 Home/XP Pro/XP Media Center Edition
300 MHz or faster processor
256 MB of RAM (*512 MB RAM required for the Recovery Tool)
150 MB of available hard disk space.
Email scanning supported for POP3- and SMTP-compatible email clients.
Browser support for Browser Protection feature
Microsoft Internet Explorer® 32-bit 6.0 or higher
Mozilla Firefox® 2.0 or higher
Supported instant messaging clients
AOL®
Yahoo!®
Microsoft®
Trillian™
**Must meet minimum Windows Vista operating system requirements.