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Difference between revisions of "Firewall"
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A firewall implements traffic filtering by blocking traffic for designated hosts or networks at the [[network layer]], before the data is interpreted by the [[protocol handler]]. | A firewall implements traffic filtering by blocking traffic for designated hosts or networks at the [[network layer]], before the data is interpreted by the [[protocol handler]]. | ||
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| + | ==See also== | ||
| + | *[[iptables|IPtables]] | ||
{{countermeasures}} | {{countermeasures}} | ||
Revision as of 23:29, 31 May 2012
A firewall implements traffic filtering by blocking traffic for designated hosts or networks at the network layer, before the data is interpreted by the protocol handler.
See also
Firewall is part of a series on countermeasures.
