Thank you. Can I do something with this?
2018-11-05 9:11 GMT+01:00 Aki Tuomi aki.tuomi@open-xchange.com:
On 5.11.2018 10.05, Poliman - Serwis wrote:
Hi. I have in mail.err file lines like below:
Nov 5 08:40:00 s1 dovecot: imap-login: Error: SSL: Stacked error: error:1407609C:SSL routines:SSL23_GET_CLIENT_HELLO:http request
Nov 5 08:40:00 s1 dovecot: imap-login: Error: SSL: Stacked error: error:1408A10B:SSL routines:ssl3_get_client_hello:wrong version number
Nov 5 08:40:05 s1 dovecot: pop3-login: Error: SSL: Stacked error: error:140760FC:SSL routines:SSL23_GET_CLIENT_HELLO:unknown protocol
Nov 5 08:43:07 s1 dovecot: pop3-login: Error: SSL: Stacked error: error:1408A0C1:SSL routines:ssl3_get_client_hello:no shared cipher
Nov 5 08:53:31 s1 dovecot: pop3-login: Error: SSL: Stacked error: error:14094085:SSL routines:ssl3_read_bytes:ccs received early
What do the above mean? I suppose that somebody tries connect but uses too old/weak ssl version.
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*Pozdrawiam / Best Regards * *Piotr Bracha*
That's what it means, mostly. Could also be a probe of some sort.
Aki
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*Pozdrawiam / Best Regards* *Piotr Bracha*