Addendum to my last email
There is a very useful summary of the openssl command line at:
https://www.madboa.com/geek/openssl/#command-line-clients-and-servers
It can be used to test all sorts of SSL/TLS server configurations
Mick
I've bookmarked that. Thanks.
(Definitely not going to uninstall T'bird after Steve's warning, though.)
Bev.