This update addresses the vulnerability addressed in Microsoft Security Bulletin 03-026. Find out about more recent critical updates in the Overview section.

This update provides stability and performance enhancements and replaces Q329979.

IIS Lockdown Wizard version 2.1 works by turning off unnecessary features, thus reducing attack surface available to attackers. To provide multiple layers of protection against attackers, URLscan, with customized templates for each supported server role, is integrated into the IIS Lockdown Wizard.

A security issue has been identified that could allow an attacker to compromise a computer running .NET Framework 1.1 SP1.

This update addresses the vulnerability addressed in Microsoft Security Bulletin 03-026. Find out about more recent critical updates in the Overview section.

THE MAJORITY OF WINDOWS XP USERS RUN THE 32-BIT EDITION, NOT THE 64-BIT EDITION. To ensure that you are downloading the correct patch, check your system using the simple instructions in the overview section of this page.

This update addresses the vulnerability addressed in Microsoft Security Bulletin 03-026. Find out about more recent critical updates in the Overview section.

This update addresses the vulnerability discussed in Microsoft Security Bulletin MS06-055. To find out if other security updates are available for you, see the Overview section of this page.

This update addresses the vulnerability addressed in Microsoft Security Bulletin MS03-039 (Blaster and its variants). To find out if more recent security updates are available for you, see the Overview section of this page.

This patch resolves problems that were found in the Exchange 2003 CDO since Exchange 2003 was released.