li...@lazygranch.com:
> I am getting a lot of these:
> 
> Apr 17 07:27:10 mydomain postfix/smtpd[21897]: connect from 
> mone183.secundiarourous.com[141.98.10.183]
> Apr 17 07:27:11 mydomain postfix/smtpd[21897]: disconnect from 
> mone183.secundiarourous.com[141.98.10.183] ehlo=1 auth=0/1 quit=1 commands=2/3

They send quit after sending EHLO and AUTH (which failed). I use
the regexp "auth=./" to identify password-guessing bots.

        Wietse

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