The microphone policy controls access to audio input devices requested through the NavigatorUserMedia interface.
If disallowed in a document, then calls to
MUST NOT grant access to audio input devices in that document.
How to apply this policy
Send the following HTTP header to control the
microphone policy, and
disallow it on all origins:
Feature-Policy: microphone 'none'
Does it work?
Currently Firefox, and Chromium based browsers, such as Google Chrome, Samsung Internet,
and Opera, are the only user-agents to support Feature Policy. The minimum version that
correctly recognises the
microphone policy is: