Click [PKI Settings] - [SSL Setting] in the [Security] tab to display this screen.
Set the usage mode and the encryption strength for an installed certificate.
Select a mode from the [Mode Using SSL/TLS] drop-down list.
This menu is not displayed without any SSL certificate installed (except for ones shown as Requesting Certificate).
Select an encryption strength from the [Encryption Strength] drop-down list.
Select the checkbox of the SSL version to be used.
Click [OK]. Clicking [Cancel] cancels the setting.
Click [OK] on the setting complete screen.