Microsoft Download Center Archive
Security Update for Windows XP x64 Edition (KB899591) | 
A security issue has been identified in the Remote Desktop Protocol (RDP) that could allow an attacker to remotely cause your Microsoft Windows-based system to stop responding.
- A security issue has been identified in the Remote Desktop Protocol (RDP) that could allow an attacker to remotely cause your Microsoft Windows-based system to stop responding. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer.
 
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Files
Status: DeletedThis download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to August 2020.  | 
| File | Size | 
|---|---|
SHA1:  cf7a4f9673208957a67034ab9d86828fef07f453 | 729 KB | 
System Requirements
Operating Systems: Windows XP
- x64 Edition
 
Installation Instructions
- Click the Download button on this page to start the download, or choose a different language from the drop-down list and click Go.
 - Do one of the following:
 - To start the installation immediately, click Run
 - To copy the download to your computer for installation at a later time, click Save.