Using BGP for realtime import and export of OpenBSD spamd entries

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client whitelist $ cat /etc/pf.conf table persist table persist pass in proto tcp from any to any port smtp \ rdr-to 127.0.0.1 port <strong>spamd</strong> pass in proto tcp from to any port smtp pass in proto tcp from to any port smtp pass out proto tcp to any port smtp 18/27
client blacklist why not simply use pf to block blacklist hosts? your ceo is expecting an email from a blacklisted system tell sending servers that they are being blacklisted on purpose 19/27
Page 1 and 2: Using BGP for realtime import and e
Page 3 and 4: spamd written by Bob Beck included
Page 5 and 6: gp communities allows you to mark a
Page 7 and 8: openbgpd everything we use is alrea
Page 9 and 10: tying them together exporting IP ad
Page 11 and 12: spamd-source first, select known go
Page 13 and 14: spamd-source whitelist semi-trusted
Page 15 and 16: oute server only accept addresses f
Page 17: client whitelist adds whitelist ent
Page 21 and 22: client blacklist $ cat /usr/local/s
Page 23 and 24: security concerns where do we get t
Page 25 and 26: future work accelerate adding addre
Page 27: Questions? 27/27

Using BGP for realtime import and export of OpenBSD spamd entries

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