On 2020-06-21 17:54:56 -0700, Kevin J. McCarthy wrote:
> I'm inclined to take the stance that the $tunnel is secure.  For stable
> branch, I'll include the PREAUTH patch in <20200621151915.gg23...@afu.lan>:
>   if (!idata->conn->ssf && !Tunnel && option(OPTSSLFORCETLS))
> but make no other changes.
> 
> For master branch, I'll add a new option, something like $tunnel_is_secure,
> defaulting "yes".  That will turn off STARTTLS for tunneled imap, pop3, and
> smtp connections (a possibly breaking change). It will also disable the
> "IMAP PREAUTH" check.
> 
> If changed to "no", then STARTTLS will occur for tunneled imap, pop3, and
> smtp connections (subject to $ssl_starttls and $ssl_force_tls, as it does
> right now) .  For "IMAP PREAUTH", it will error out if $ssl_force_tls is
> set.
> 
> How does that sound?

I think that's OK.

-- 
Vincent Lefèvre <vinc...@vinc17.net> - Web: <https://www.vinc17.net/>
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Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)

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