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<div class="moz-cite-prefix">On 5.11.2018 10.05, Poliman - Serwis
wrote:<br>
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<div>Hi. I have in mail.err file lines like below:</div>
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<pre>Nov 5 08:40:00 s1 dovecot: imap-login: Error: SSL: Stacked error: error:1407609C:SSL routines:SSL23_GET_CLIENT_HELLO:http request</pre>
<pre>Nov 5 08:40:00 s1 dovecot: imap-login: Error: SSL: Stacked error: error:1408A10B:SSL routines:ssl3_get_client_hello:wrong version number</pre>
<pre>Nov 5 08:40:05 s1 dovecot: pop3-login: Error: SSL: Stacked error: error:140760FC:SSL routines:SSL23_GET_CLIENT_HELLO:unknown protocol</pre>
<pre>Nov 5 08:43:07 s1 dovecot: pop3-login: Error: SSL: Stacked error: error:1408A0C1:SSL routines:ssl3_get_client_hello:no shared cipher</pre>
<pre>Nov 5 08:53:31 s1 dovecot: pop3-login: Error: SSL: Stacked error: error:14094085:SSL routines:ssl3_read_bytes:ccs received early</pre>
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<div>What do the above mean? I suppose that somebody tries
connect but uses too old/weak ssl version.<br>
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-- <br>
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<div><span
style="color:rgb(153,153,153)"><i>Pozdrawiam
/ Best Regards<br>
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<span
style="color:rgb(153,153,153)"><i>Piotr
Bracha</i></span><span
style="color:rgb(153,153,153)"></span><br>
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<p>That's what it means, mostly. Could also be a probe of some sort.<br>
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<p>Aki<br>
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