Policy

All Processes

Microsoft Windows

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Policy overview

Key metadata and intent for this policy.

Category
Windows Components > Internet Explorer > Security Features > MK Protocol Security Restriction
Supported on
At least Internet Explorer 6.0 in Windows XP with Service Pack 2 or Windows Server 2003 with Service Pack 1

Supported OS tags: Windows10, Windows10RT, Windows11, Windows7, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2003, WindowsServer2008, WindowsServer2012, WindowsServer2012R2, WindowsServer2016, WindowsVista, WindowsXP

The MK Protocol Security Restriction policy setting reduces attack surface area by preventing the MK protocol. Resources hosted on the MK protocol will fail. If you enable this policy setting, the MK Protocol is disabled for all processes. Any use of the MK Protocol is blocked. If you disable or do not configure this policy setting, the MK Protocol is enabled.

Internal name
IESF_PolicyAllProcesses_3
Policy ID
da10ae6fe98a
Elements
0

Registry values

How enabled and disabled states update the registry.

ScopeRegistry locationTypeEnabled valueDisabled valueCopy
Path
Software\Policies\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_DISABLE_MK_PROTOCOL
Value name
*
REG_SZ
HKLM
1
HKCU
1
HKLM
0
HKCU
0
Registry location
Type REG_SZ · Both
Path
Software\Policies\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_DISABLE_MK_PROTOCOL
Value name
*
Hive
HKLM
Enabled value
1
Disabled value
0
Hive
HKCU
Enabled value
1
Disabled value
0

Policy elements

Inputs and configuration options exposed by this policy.

This policy has no additional user input fields.