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On 08/09/2019 12:42 Henrik Johansson via dovecot <dovecot@dovecot.org> wrote:
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On 4 Sep 2019, at 21:35, Jean-Daniel <
<a class="" href="mailto:jddupas@xooloo.com">jddupas@xooloo.com</a>> wrote:
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<span class="" style="caret-color: #000000; font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;">Just a wild guess as I didn’t try to configure Mail on Catalina yet, but it looks like your server only supports ‘DHE-RSA…’ ciphers.</span>
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<span class="" style="caret-color: #000000; font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;">I think that modern systems prefers using ECDHE key exchange and would not be surprise if iOS requires it.</span>
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Well I got the OpenSSL parts working now, but newer versions still refuses to work after establishing with ECDHE, I just get no login attempts and no user:
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imap-login: Info: Aborted login (no auth attempts in 0 secs): user=<>, rip=55.66.77.88, lip=11.22.33.44, TLS, TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
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Regards
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Henrik
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Ensure you have
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auth_mechanisms=plain login
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in your config.
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<pre>---
Aki Tuomi</pre>
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