Revision Note: V1.0 (September 8, 2015):
Summary: Microsoft is announcing the availability of a defense-in-depth update that improves the enforcement of publisher rules by Windows AppLocker in Windows 7, Windows Server 2008 R2, Windows 8, Windows Server 2012, Windows 8.1, and Windows Server 2012 R2. The improvement is part of ongoing efforts to bolster the effectiveness of security controls in Windows.