I don't think so. Tristan has been a member since 2008, and pops in every now and then.I think Tristan may be trying to sell us some free certificates. DRC has TLS with a certificate.
I use Chrome at work, Safari at home and I see the connections are secure. I don't understand why I always get logged out after I log in and don't have any more issues after that.I'm using Chrome and the connection is secure. TLS 1.3.
When I use the HTTPS URL, the connection is secure. I'm confused because you said yours was "not secure":
I noticed that ”not secure” on my browser and the upgrades could help out the issue of logging out after I log in.