IMAP && Server certificate has expired

Matthias Apitz guru at
Sun May 31 21:16:00 UTC 2020

El día domingo, mayo 31, 2020 a las 02:50:47p. m. -0400, John Levine escribió:

> >> > $ mutt -f imap://
> >> >
> >> 
> >> Have you tried port 993?
> Try it yourself, same response.  The cert on this server uses a Comodo intermediate
> certificate issued 20 years ago that expired yesterday.
> >but I don't know if I've to fix this locally or the ISP.
> It's the ISP's certificate, only they can get a new one.


> The sensible thing for them to do is to get a free cert from Let's
> Encrypt and set up your scripts to renew it automatically as needed,
> generally ever 90 days. That's what I do on my mail servers.

What do you mean with "set up your scripts..."? I do
not run any script (from my ISP), only the MUA mutt and fetchmail.

Thanks for your reply in any case.


Matthias Apitz, ✉ guru at, +49-176-38902045
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May, 9: Спаси́бо освободители! Thank you very much, Russian liberators!

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