[Users] Gmail Secure Certificates

Andrej Kacian andrej at kacian.sk
Sat Apr 8 02:02:22 CEST 2017

On Fri, 7 Apr 2017 19:23:02 -0400
<edwardp at linuxmail.org> wrote:

> For the past several days, when I have tried to receive and send e-mail
> via Gmail, Claws Mail displays a window that the secure certificates
> for imap.gmail.com and smtp.gmail.com have changed and asks what to do.
> This is starting to become rather annoying. I fail to see how their
> secure certificates can change on a daily basis, unless Google is
> having 'issues'.
> Is this a problem with Claws, or is this actually on Google's end? I
> would prefer not to file a bug report if it's not an issue directly with
> Claws.

Since gmail has the service loadbalanced across several actual servers,
their certificates are sometimes out of sync.

You can enable 'Automatically accept valid SSL/TLS certificates' option
in account preferences, which should help if your system has up to
date CA certificates bundle, and recognizes gmail's certificates as


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