Secure HTTP Access using HTTPS

It's recommended to allow access to the Web interface through HTTPS only. In addition, it's recommended to block port 80.

To allow Web access only through HTTPS:
1. Open the Web Settings page (Setup menu > Administration tab > WEB & CLI folder > Web Settings).
2. From the 'Secured Web Connection (HTTPS)' drop-down list, select HTTPS Only:

3. Click Apply.