MS11-013: Description of the security update for Kerberos in Windows XP and in Windows Server 2003: February 8, 2011

Microsoft has released security bulletin MS11-013. To view the complete security bulletin, visit one of the following Microsoft websites:

• Home users:
  http://www.microsoft.com/security/pc-security/bulletins/201102.aspx
  Skip the details: Download the updates for your home computer or laptop from the Microsoft Update website now:
  http://update.microsoft.com/microsoftupdate/
• IT professionals:
  http://www.microsoft.com/technet/security/bulletin/MS11-013.mspx

How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help protect your computer that is running Windows from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

About this security update

Restart information

You must restart the computer after you install this security update.

Removal information

To remove this security update, use the Add or Remove Programs item in Control Panel, or use the Spuninst.exe utility that is located in the following folder:

Security update replacement information

� This security update replaces the following previously released security update:

File information

The English (United States) version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

Windows XP and Windows Server 2003 file information notes

• In addition to the files that are listed in these tables, this hotfix also installs an associated security catalog file (KBnumber.cat) that is signed with a Microsoft digital signature.

For all supported x86-based versions of Windows XP

For all supported x86-based versions of Windows Server 2003

For all supported x64-based versions of Windows Server 2003and of Windows XP Professional x64 edition

For all supported IA-64-based versions of Windows Server 2003