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2019 Apr 12
1
Mail account brute force / harassment
On Fri, 12 Apr 2019, mj wrote:
> What we do is: use https://github.com/trick77/ipset-blacklist to block IPs
> (from various existing blacklists) at the iptables level using an ipset.
"www.blocklist.de" is a nifty source. Could you suggest other publically
available blacklists?
> That way, the known bad IPs never even talk to dovecot, but are dropped
> immediately. We