Just adding that this turns out to be a common problem when hosting HTTPS sites on GitHub Pages:
https://github.community/t5/GitHub-Pages/Does-GitHub-Pages-Support-HTTPS-for-www-and-subdomains/td-p/7116 <https://github.community/t5/GitHub-Pages/Does-GitHub-Pages-Support-HTTPS-for-www-and-subdomains/td-p/7116> Best wishes Jeremy > On 20 May 2019, at 04:32, TonyM <[email protected]> wrote: > > Jeremy, > > Thanks. I would not normally add www to such a link myself, so perhaps it is > coded somewhere and should be changed. > > Just FYI > > Regards > Tony > > On Sunday, May 19, 2019 at 8:28:55 PM UTC+10, Jeremy Ruston wrote: > Hi Tony > > The problem appears when you use www.tiddlywiki.com > <http://www.tiddlywiki.com/> instead of plain tiddlywiki.com > <http://tiddlywiki.com/>; if you try https://tiddlywiki.com/upgrade.html > <https://tiddlywiki.com/upgrade.html> then things work OK. > > I think this is something to do with GitHub Pages hosting; it is supposed to > redirect www. to the plain URL, but it seems to only do that properly when > accessing the top level URI > > Best wishes > > Jeremy. > >> On 19 May 2019, at 08:48, TonyM <[email protected] <>> wrote: >> >> I detected this in the latest General release of FireFox accessing >> https://www.tiddlywiki.com/upgrade.html >> <https://www.tiddlywiki.com/upgrade.html> >> >> Firefox detected a potential security threat and did not continue to >> www.tiddlywiki.com <http://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 >> <http://www.tiddlywiki.com/>. The certificate is only valid for the >> following names: www.github.com <http://www.github.com/>, *.github.io >> <http://github.io/>, *.githubusercontent.com >> <http://githubusercontent.com/>, *.github.com <http://github.com/>, >> github.com <http://github.com/>, github.io <http://github.io/>, >> githubusercontent.com <http://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 >> <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 >> >> <https://groups.google.com/d/msgid/tiddlywikidev/5156cf8a-fa52-4e55-8d0e-e1082174f28e%40googlegroups.com?utm_medium=email&utm_source=footer>. >> For more options, visit https://groups.google.com/d/optout >> <https://groups.google.com/d/optout>. >> <UpgradeCert.jpg> > > > -- > 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] > <mailto:[email protected]>. > To post to this group, send email to [email protected] > <mailto:[email protected]>. > Visit this group at https://groups.google.com/group/tiddlywikidev > <https://groups.google.com/group/tiddlywikidev>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/tiddlywikidev/86bb6d2e-187a-4bf6-b227-a9618c8f6253%40googlegroups.com > > <https://groups.google.com/d/msgid/tiddlywikidev/86bb6d2e-187a-4bf6-b227-a9618c8f6253%40googlegroups.com?utm_medium=email&utm_source=footer>. > For more options, visit https://groups.google.com/d/optout > <https://groups.google.com/d/optout>. -- 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/547FDD1C-61C0-424C-B858-53B152A32A36%40gmail.com. For more options, visit https://groups.google.com/d/optout.
