This policy setting allows you to manage whether Internet Explorer 9 can install ActiveX controls and other binaries signed with MD2 and MD4 signing technologies. Internet Explorer 9 does not support MD2 and MD4 signing technologies by default because they are not as secure as other technologies.If you enable this policy setting Internet Explorer 9 installs binaries signed by MD2 and MD4 signing technologies.If you disable or do not configure this policy setting Internet Explorer 9 does not install binaries signed by MD2 and MD4 signing technologies.
Policy path:
Windows Components\Internet Explorer\Security Features\Binary Behavior Security Restriction
Scope:
User
Supported on:
At least Internet Explorer 9.0
Registry settings:
HKCU\Software\Policies\Microsoft\Internet Explorer\Security!ENABLE_MD2_MD4
Filename:
inetres.admx