Thanks to Let’s Encrypt this site offers now a SSL connection. The installation of the certificate took literally two mouse clicks within the cPanel GUI of my web hoster 😃

The new URL is (obviously)

I’m aware that I still need to update many links (e.g. to embedded pictures). These will be fixed in the next days.

Update 2017-01-02

In fact there was not much to do for the links and embedded pictures. There was one external link I had to adapt, for the rest I just followed the instructions in the Wordpress Support Team Blog.