Date: Tue, 4 Jun 2013 09:10:05 +0300 From: Lena@lena.kiev.ua To: freebsd-questions@freebsd.org Subject: Re: Stop SMTP attack with pam_abl Message-ID: <20130604061005.GA919@lena.kiev> In-Reply-To: <51ACCCBD.5030305@netfence.it> References: <mailman.1184.1370312345.7910.freebsd-questions@freebsd.org>
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> I have different sendmail based servers deployed and all of them are, > more or less frequently, subject to dictionary attacks. > P.S. I'm not sticking with pam_abl if a better solution exists... In Exim this can be done without separate software, just with additions to config: https://github.com/Exim/exim/wiki/BlockCracking (this blocks both using stolen passwords and dictionary attacks).
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