Solution from HERE, sans pics and with some modifications in italics:
Re-register following dll files
Click on Start button and go to Run (Press and Hold windows key + press once R key)
Copy the following one line and paste it into run box one by one and press enter
Register all the dll files as same. Don't worry about any errors that come up.
Check Security settings under trusted sites zone in internet explorer
Open Internet explorer and click on Tools menu and go to Internet option, then expand Security tab
Tool menu >> Internet Option >> Security Tab >> Click on trusted Sites >> and then click on default level
Add Secured website as your trusted website, under security tab click on trusted sites and then Sites button will be activated click on that add button your website what do you want.
then do apply and OK to get effect the changed.
Check the Secure Sockets Layer (SSL) slate.
Open Internet explorer and click on Tools menu and go to Internet option, then choose Content tab.
Tool menu >> Internet Option >> content Tab >> Click on Clear SSL State
You will get a message that the SSL cache was cleared Successfully, click on OK
Check that Internet Explorer set as default to use all SSL states
Open Internet explorer and click on Tools menu and go to Internet option, then expand advanced tab
Tool menu >> Internet Option >> Advanced Tab >> then Under security >> all SSL and TLS boxes should be checked. (If those were not checked so please make them checked and click on OK.
Check your computer date and time.
Check your date and time because it might a possibility if date and time are not correct. Correct your date and time
Click on Start and go to control panel and find the tool name as DATE & TIME, and Set your current time