Block China and other South Asian countries at the firewall level.
Because nearly all forum and blog spam originates from China and the big Chinese ISPs do precious little to combat it.
As root run one or more of the scripts in the
scripts/ directory. Example:
The scripts do not flush the filter table. If you somehow mess up, run
iptables -F and try again.
Paste one or more of the file in the
rules/ directory into your
file and apply it with
iptables-restore. Easy, right?
The rulesets are based on this blacklist.