Legacy Update: Get back online, activate, and install updates on your legacy Windows PC

A security issue has been identified that could allow an attacker to tamper with digitally signed content without being detected, when this content is being consumed by an application that makes uses of the Microsoft .NET Framework on a Windows-based system.

• A security issue has been identified that could allow an attacker to tamper with digitally signed content without being detected, when this content is being consumed by an application that makes uses of the Microsoft .NET Framework on a Windows-based system. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer.

Files

Status: Deleted This 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
Windows6.0-KB979911-ia64.msu SHA1: 7aa4530c50d9e11c87e101458eb1d3b02547e2d7	279 KB
Windows6.0-KB979911-x64.msu SHA1: e00a6b2d88a1299c79be7309448f0a9906c3222d	284 KB
Windows6.0-KB979911-x86.msu SHA1: 9b3637d111be54f1a6d546a336d58bcea83fdb16	282 KB

• 
  Note: More information about Service Pack levels currently supported for the platforms listed above can be found in the following page: Microsoft Product Support Lifecycle.

• 1. Click the Download button on this page to start the download, or select a different language from the Change language drop-down list and click Change.
  2. Do one of the following:
  • To start the installation immediately, click Run.
  • To save the download to your computer for installation at a later time, click Save.
  • To cancel the installation, click Cancel.