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fduran/gist:1870519

Created February 20, 2012 18:29
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Linux: Block IP with iptables
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gistfile1.sh
# www.fduran.com
# Block an external attacker's IP address (1.2.3.4) with netfilter (iptables)
/sbin/iptables --append INPUT --source 1.2.3.4 -j DROP
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