tlmgr update fails on macOS 10.13.6

[Zdenek Wagner]

pá 29. 10. 2021 v 15:54 odesílatel Adam R. Maxwell via tex-live
<tex-live at tug.org> napsal:
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>
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> On Oct 13, 2021, at 00:29 , Mojca Miklavec <mojca.miklavec.lists at gmail.com> wrote:
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> I don't know how many mirrors rely on Let's encrypt certificates, but
> I guess there is no simple way to blacklist some mirrors just for
> (older) macOS versions?
>
>
> Since Safari works fine with mirrors using Let's Encrypt certs
> on Mac OS 10.14, this is a really confusing problem to debug.
> I just remembered this thread after coming to the same
> realization on a couple of TeX Live Utility bug reports, and
> thanks to Andreas and Mojca for figuring out the real cause.
>
> For reference:
> mirrors.ircam.fr
> ctan.math.ca
>
> both use Let's Encrypt certs, and apparently need to fix the
> certificate chain they're serving. What a mess.
>
If it helps to someone, I have a web page how I enabled Let's Encrypt
certs on my web sites:
http://icebearsoft.euweb.cz/letsencrypt-howto/

> thanks,
> Adam
>

Zdeněk Wagner
http://ttsm.icpf.cas.cz/team/wagner.shtml