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office16.Office.Microsoft.Policies.Windows• User

Block Insecure Protocols

This policy setting allows you to control which protocols can be used when opening documents in Microsoft 365 apps. If you enable this policy setting, non-HTTPS links will be blocked when opening documents in Microsoft 365 apps. If you disable this policy setting, all protocols and links will be allowed when opening documents in Microsoft 365 apps. If you don't configure this policy setting, all protocols and links will be allowed when opening documents in Microsoft 365 apps.

Policy Details

Policy Name
L_BlockInsecureProtocols
Registry Key
software\policies\microsoft\office\16.0\common\fileio
Value Name
blockinsecureprotocols
Supported On
At least Windows Server 2008 R2 or Windows 7
Policy State Values
Enabled: 1
Disabled: 0
Available Languages
en-us