​How to solve problems with SSL Certificate?

How to solve problems with SSL Certificate?

You might find help from following articles:

1) http://blog.gavin-adams.com/2015/07/01/sharepoint-2013-could-not-establish-trust-relationship-for-the-ssltls-secure-channel-with-authority/
2) http://blogs.technet.com/b/sharepointdevelopersupport/archive/2013/06/13/could-not-establish-trust-relationship-for-ssl-tls-secure-channel.aspx

Also please make sure that you:

-Have generated one self-signed certificate and registered it in SharePoint using the scripts provided in the manual,
-Referenced this certificate in the web.config,
-Used another SSL certificate for the KanBo Site.

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