Patch Repository

Windows Server 2012 R2 Foundation Edition (x64) Patch Details
Patch Name Windows8.1-KB3045755-2012-R2-x64.msu
Patch Description Security Update for Windows Server 2012 R2 (KB3045755)
Bulletin Id MSWU-1270
Bulletin Title Microsoft Security Advisory 3045755: Update to improve PKU2U authentication (KB3045755)
Severity Critical
Location Path Windows8.1-KB3045755-2012-R2-x64.msu
Bulletin Summary Microsoft is announcing the availability of a defense-in-depth update that improves the authentication that is used by the Public Key Cryptography User-to-User (PKU2U) security support provider (SSP) in Windows 8.1, Windows Server 2012 R2, and Windows RT 8.1.
Superceding Bulletin Id MS20-JUL2
Patch Release Date Apr 14, 2015

Affected Product Information

Product Name Service Pack Name
Windows Server 2012 R2 Datacenter Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Essentials Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Foundation Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Standard Edition (x64)Windows Server 2012 R2 Gold (x64)
Update 1 for Windows 8.1 and Server 2012 R2Windows 8.1 Update 1
Windows Server 2012 R2 Storage Server Standard Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Hyper-V Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Storage Server Workgroup Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Datacenter (evaluation installation) Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Server Standard (evaluation installation) Edition (x64)Windows Server 2012 R2 Gold (x64)

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