Unable to connect from macOS mail client

necktwi necktwi at icloud.com
Sat Feb 19 12:32:16 UTC 2022


After adding “<“ before ssl_ca file path, macOS mail client complained no more. Why do we need “<“ before file paths?
—
Necktwi

> On 14-Feb-2022, at 12:33 PM, Aki Tuomi <aki.tuomi at open-xchange.com> wrote:
> 
> 
>> On 13/02/2022 11:26 necktwi <necktwi at icloud.com> wrote:
>> 
>> 
>> When trying to add mail account to the macOS mail client, I get following error
>> 
>> Feb 13 13:05:15 imap-login: Info: Disconnected: Connection closed: SSL_accept() failed: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown: SSL alert number 46 (no auth attempts in 0 secs): user=<>, rip=157.48.200.20, lip=192.168.1.101, TLS handshaking: SSL_accept() failed: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown: SSL alert number 46, session=<5mZDV+HXxK+dMMgU>
>> 
>> How to fix it?
>> 
>>>> Necktwi
> 
> alert 46 means that you are not using fullchain cert in your ssl_cert.
> 
> The ssl_cert file should contain the cert followed by intermediate certs between the cert and root, so clients can form trust path to root.
> 
> Aki Tuomi



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