Notice: This website is an unofficial Microsoft Knowledge Base (hereinafter KB) archive and is intended to provide a
reliable access to deleted content from Microsoft KB. All KB articles are owned by Microsoft Corporation.
Read full disclaimer for more details.
- Home
- Description of the security update for the .NET Framework 4.5, the .NET Framework 4.5.1, and the .NET Framework 4.5.2 on Windows 8, Windows RT, and Windows Server 2012: May 13, 2014
Description of the security update for the .NET Framework 4.5, the .NET Framework 4.5.1, and the .NET Framework 4.5.2 on Windows 8, Windows RT, and Windows Server 2012: May 13, 2014
This update is for the Microsoft .NET Framework to disable RC4 in Transport Layer Security (TLS) through the modification of the system registry. Use of RC4 in TLS could allow an attacker to perform man-in-the-middle attacks and recover plaintext from encrypted sessions.
↑ Back to the top
Microsoft has released a security advisory about this issue for IT professionals. The security advisory contains additional security-related information. To view the security advisory, go to the following Microsoft website:
↑ Back to the top
Restart information
This update does not require a system restart after you apply it unless the files that are being updated are locked or being used.
↑ Back to the top
Update replacement information
This update does not replace any previously released update.
↑ Back to the top
Update removal information
Note We do not recommend that you remove any security update.
To remove this update, use the Programs and Features item in Control Panel.
↑ Back to the top
Keywords: atdownload, kbbug, kbexpertiseinter, kbfix, kblangall, kbsecbulletin, kbsecreview, kbsecurity, kbsecvulnerability, kb, kbmustloc
↑ Back to the top