Spoofers, Spammers & Other Bad Guys

[Peter N. M. Hansteen]

beno <zope at 2012.vi> writes:

> Hi;
> I'm configuring my firewall and I'd like to make a table of "bad guys", 
> preferably one that automatically updates from the Web. Surely someone 
> else has already thought of this and implemented something similar, so 
> could someone clue me in?

spamd uses a mechanism pretty much like you describe[1], and you can
stop quite a lot of other silliness by crafting 'overload' rules[2].

[1] man spamd and http://www.bgnett.no/~peter/pf/en/spamd.html
[2] http://www.bgnett.no/~peter/pf/en/bruteforce.html

-- 
Peter N. M. Hansteen, member of the first RFC 1149 implementation team
http://www.blug.linux.no/rfc1149/ http://www.datadok.no/ http://www.nuug.no/
"First, we kill all the spammers" The Usenet Bard, "Twice-forwarded tales"
20:11:56 delilah spamd[26905]: 146.151.48.74: disconnected after 36099 seconds