Control which native messaging hosts users can use

Policy ID: NativeMessagingAllowlist
Scope: Computer Configuration, User Configuration
Supported on: Microsoft Edge version 77, Windows 7 or later
Source: Microsoft Edge Policy Templates (version 155.0.4283.45)
Category: Microsoft Edge › Native Messaging

Description

Setting the policy specifies which native messaging hosts aren't subject to the deny list. A deny list value of * means all native messaging hosts are denied unless they're explicitly allowed.

All native messaging hosts are allowed by default. However, if a native messaging host is denied by policy, the admin can use the allow list to change that policy.

Example value:

com.native.messaging.host.name1
com.native.messaging.host.name2

Options

Names of the native messaging hosts to exempt from the block list

Registry

ComputerHKEY_LOCAL_MACHINE

HKLM\Software\Policies\Microsoft\Edge\NativeMessagingAllowlist View registry values

(list values)REG_SZ

UserHKEY_CURRENT_USER

HKCU\Software\Policies\Microsoft\Edge\NativeMessagingAllowlist View registry values

(list values)REG_SZ

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