I detected this in the latest General release of FireFox accessing https://www.tiddlywiki.com/upgrade.html
Firefox detected a potential security threat and did not continue to www.tiddlywiki.com. If you visit this site, attackers could try to steal information like your passwords, emails, or credit card details. Websites prove their identity via certificates. Firefox does not trust this site because it uses a certificate that is not valid for www.tiddlywiki.com. The certificate is only valid for the following names: www.github.com, *.github.io, *.githubusercontent.com, *.github.com, github.com, github.io, githubusercontent.com Error code: SSL_ERROR_BAD_CERT_DOMAIN Snapshot of certificate attached Regards Tony -- You received this message because you are subscribed to the Google Groups "TiddlyWikiDev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/tiddlywikidev. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywikidev/5156cf8a-fa52-4e55-8d0e-e1082174f28e%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
