Recommend fix dovecot tls settings.  [SOLVED]

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akong77
KeyHelp Translator
Posts: 44
Joined: Mon 2. Aug 2021, 07:39

Recommend fix dovecot tls settings.

Post by akong77 »

Hello,
My customer use iphone login keyhelp mail server will failed.The error log is:
TLS handshaking: SSL_accept() failed: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown
I search google it's recommend edit dovecot tls version.
/etc/dovecot/conf/ssl.conf
ssl_min_protocol = TLSv1.1

Please check it and edit it if it's need change.Thanks a lot.
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space2place
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Re: Recommend fix dovecot tls settings.  [SOLVED]

Post by space2place »

akong77 wrote: Mon 14. Mar 2022, 02:29 ssl_min_protocol = TLSv1.1

Please check it and edit it if it's need change.Thanks a lot.
Take a a look in the settings of KeyHelp. There you can manage the TLS Ciphers.
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Jolinar
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Re: Recommend fix dovecot tls settings.

Post by Jolinar »

akong77 wrote: Mon 14. Mar 2022, 02:29 Please check it and edit it if it's need change.Thanks a lot.
Please read this -> https://www.quora.com/Is-TLS-1-1-safe
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