Fortinet Document Library

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Required ports

The following ports must be allowed between the Client operating system and the specified system:

Port Destination Description
TCP/443 FortiAuthenticator Used by FortiAuthenticator Agent for Microsoft Windows to validate the entered Two-Factor Authentication Token.
TCP/389 Windows Domain Controller Indirectly used by FortiAuthenticator Agent for Microsoft Windows to verify group membership of the user in order to identify if Two-Factor Authentication should be applied.

Required ports

The following ports must be allowed between the Client operating system and the specified system:

Port Destination Description
TCP/443 FortiAuthenticator Used by FortiAuthenticator Agent for Microsoft Windows to validate the entered Two-Factor Authentication Token.
TCP/389 Windows Domain Controller Indirectly used by FortiAuthenticator Agent for Microsoft Windows to verify group membership of the user in order to identify if Two-Factor Authentication should be applied.