Turn on definition retirement
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Policy overview

Key metadata and intent for this policy.

Computer
Category
Windows Components > Microsoft Defender Antivirus > Network Inspection System
Supported on
At least Windows Server 2012, Windows 8 or Windows RT

Supported OS tags: Windows10, Windows10RT, Windows11, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2012, WindowsServer2012R2, WindowsServer2016

This policy setting allows you to configure definition retirement for network protection against exploits of known vulnerabilities. Definition retirement checks to see if a computer has the required security updates necessary to protect it against a particular vulnerability. If the system is not vulnerable to the exploit detected by a definition, then that definition is "retired". If all security intelligence for a given protocal are retired then that protocol is no longer parsed. Enabling this feature helps to improve performance. On a computer that is up-to-date with all the latest security updates, network protection will have no impact on network performance. If you enable or do not configure this setting, definition retirement will be enabled. If you disable this setting, definition retirement will be disabled.

Internal name
Nis_Consumers_IPS_DisableSignatureRetirement
Policy ID
72a1b178f7cc
Elements
0

Registry values

How enabled and disabled states update the registry.

ScopeRegistry locationTypeEnabled valueDisabled valueCopy
Computer
Path
Software\Policies\Microsoft\Windows Defender\NIS\Consumers\IPS
Value name
DisableSignatureRetirement
REG_DWORD
HKLM
0
HKLM
1
Registry location
Type REG_DWORD · Computer
Path
Software\Policies\Microsoft\Windows Defender\NIS\Consumers\IPS
Value name
DisableSignatureRetirement
Hive
HKLM
Enabled value
0
Disabled value
1

Policy elements

Inputs and configuration options exposed by this policy.

This policy has no additional user input fields.