Encountering Popup of “Unknown certificate” while connecting to the server through FTP client in Plesk Hosting

To enhance the security, we’ve configured FTP over SSL and removed plain text authentication in our Windows Server 2016 Shared hosting. So, if you are connecting first time through FTP, it will ask you to allow certificate like below.

certificate popup

Check the option “Always trust certificate in future sessions” and click on OK button. This will encrypt all your FTP connections.


  • 0 Users Found This Useful

Was this answer helpful?

Related Articles

How much experience do you have with .Net Application Hosting?

Our most staff members are Computer Graduates or Masters in computers. Most of them have 5+ years...

How Much Email Disk Space Do I Get With Windows Shared Hosting Plans?

The email disk space limit in Windows shared hosting is 2 GB per domain. That means, 2 GB email...

How long Nameservers propagation could take after changing them?

Nameservers propagation can take between 24 to 48 hours approximately across the globe. Get...

Can I install an .exe that can serve as a Chat server on Shared server?

No! We do not allow installing any exe files on our Shared servers. If installing exe file is...

What Control Panel Software Do You Use?

Check out this list of the web hosting plans and the most suitable control panels available for...