"Secure Site Not Available" / "A HTTPS version of libreoffice-mirror.rbc.ru is not available".

> Download From Publisher
> Version 7.6.4 for Windows, Multilingual-All
> 257MB download / 800-1300MB installed
→
> Secure Site Not Available
> A HTTPS version of libreoffice-mirror.rbc.ru is not available.
> What could be causing this?
> * Most likely, the web site simply does not support HTTPS.
> * It’s also possible that an attacker is involved. If you decide to visit the web site, you should not enter any sensitive information like passwords, emails, or credit card details.

It seems to me that you should not place application distributions on sites without a trusted secure connection certificate.