Policy
Define addresses to bypass proxy server
Windows 11 25H2
Policy overview
Key metadata and intent for this policy.
Supported OS tags: Windows10, Windows10RT, Windows11, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2012, WindowsServer2012R2, WindowsServer2016
This policy, if defined, will prevent antimalware from using the configured proxy server when communicating with the specified IP addresses. The address value should be entered as a valid URL. If you enable this setting, the proxy server will be bypassed for the specified addresses. If you disable or do not configure this setting, the proxy server will not be bypassed for the specified addresses.
Registry values
How enabled and disabled states update the registry.
No explicit registry values are set for enabled or disabled states.
Policy elements
Inputs and configuration options exposed by this policy.
| Element | Type | Registry mapping | Constraints & behavior |
|---|---|---|---|
Define addresses to bypass proxy server ID ProxyBypass | text | HKLM\Software\Policies\Microsoft\Windows Defender\ProxyBypass Type REG_SZ | None |
Other policies in this category
Explore related policies at the same level.
- ComputerAllow antimalware service to remain running alwaysAt least Windows Server 2012, Windows 8 or Windows RT
- ComputerAllow antimalware service to startup with normal priorityAt least Windows Server 2012, Windows 8 or Windows RT
- ComputerConfigure detection for potentially unwanted applicationsAt least Windows Server 2016, Windows 10 Version 1607
- ComputerConfigure local administrator merge behavior for listsAt least Windows Server 2012, Windows 8 or Windows RT
- ComputerConfigure scheduled task times randomization windowAt least Windows Server 2012, Windows 8 or Windows RT
- ComputerControl whether exclusions are visible to local usersAt least Windows Server 2016, Windows 10 Version 1607
- ComputerControl whether or not exclusions are visible to Local AdminsAt least Windows Server 2016, Windows 10 Version 1607
- ComputerDefine proxy auto-config (.pac) for connecting to the networkAt least Windows Server 2016, Windows 10
- ComputerDefine proxy server for connecting to the networkAt least Windows Server 2012, Windows 8 or Windows RT
- ComputerDefine the directory path to copy support log filesAt least Windows Server 2016, Windows 10 Version 1607
- ComputerRandomize scheduled task timesAt least Windows Server 2012, Windows 8 or Windows RT
- ComputerSelect the channel for Microsoft Defender daily security intelligence updatesAt least Windows Server 2016, Windows 10 Version 1607