Download Microsoft .NET Framework 3.5 Service Pack 1, Windows Vista Service Pack 2, and Windows Server 2008 Service Pack 2 Security Update from Official Microsoft Download Center

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Microsoft .NET Framework 3.5 Service Pack 1, Windows Vista Service Pack 2, and Windows Server 2008 Service Pack 2 Security Update

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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.