My secure site won't load. I get an error message saying that my connection was interrupted.

Your system or browser might need upgrading. Please visit https://www.ssllabs.com/ssltest/viewMyClient.html. If the page does not report that your browser supports TLS 1.2, you should upgrade your browser to the latest version.  
 
For more information about this issue, please see this news item:  TLS v1.0 to be disabled for security reasons