I'm pretty sure microsoft would not distribute an update this way. DON'T run this attachment. It's much safer to start internet explorer, then click tools, windows update.\n\n\n\nMicrosoft All Products | Support | Search | Microsoft.com Guide \nMicrosoft Home \n \n\nMicrosoft Partner\n\nthis is the latest version of security update, the "September 2003, Cumulative Patch" update which eliminates all known security vulnerabilities affecting MS Internet Explorer, MS Outlook and MS Outlook Express as well as three newly discovered vulnerabilities. Install now to protect your computer from these vulnerabilities. This update includes the functionality of all previously released patches. \n\n\nSystem requirements Windows 95/98/Me/2000/NT/XP \nThis update applies to MS Internet Explorer, version 4.01 and later\nMS Outlook, version 8.00 and later\nMS Outlook Express, version 4.01 and later \nRecommendation Customers should install the patch at the earliest opportunity. \nHow to install Run attached file. Choose Yes on displayed dialog box. \nHow to use You don't need to do anything after installing this item. \n\nMicrosoft Product Support Services and Knowledge Base articles can be found on the Microsoft Technical Support web site. For security-related information about Microsoft products, please visit the Microsoft Security Advisor web site, or Contact Us. \n\nThank you for using Microsoft products.\n\nPlease do not reply to this message. It was sent from an unmonitored e-mail address and we are unable to respond to any replies.