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WebRtcAllowLegacyTLSProtocols

  • Article

Allow legacy TLS/DTLS downgrade in WebRTC (obsolete)

OBSOLETE: This policy is obsolete and doesn't work after Microsoft Edge version 120.

Supported versions

  • On Windows and macOS since 88, until 120

Description

If you enable this policy, WebRTC peer connections can downgrade to obsolete versions of the TLS/DTLS (DTLS 1.0, TLS 1.0 and TLS 1.1) protocols. If you disable or don't set this policy, these TLS/DTLS versions are disabled.

This policy was removed in Microsoft Edge 121 and is ignored if set.

Supported features

  • Can be mandatory: Yes
  • Can be recommended: No
  • Dynamic Policy Refresh: No - Requires browser restart
  • Per Profile: No
  • Applies to a profile that is signed in with a Microsoft account: Yes

Data type

  • Boolean

Windows information and settings

Group Policy (ADMX) info

  • GP unique name: WebRtcAllowLegacyTLSProtocols
  • GP name: Allow legacy TLS/DTLS downgrade in WebRTC (obsolete)
  • GP path (Mandatory): Administrative Templates/Microsoft Edge
  • GP path (Recommended): N/A
  • GP ADMX file name: MSEdge.admx

Example value

Disabled

Registry settings

  • Path (Mandatory): SOFTWARE\Policies\Microsoft\Edge
  • Path (Recommended): N/A
  • Value name: WebRtcAllowLegacyTLSProtocols
  • Value type: REG_DWORD

Example registry value

0x00000000

Mac information and settings

  • Preference Key name: WebRtcAllowLegacyTLSProtocols
  • Example value:
<false/>

See also