I don't need no stinking firewall!

Dobbins, Roland rdobbins at arbor.net
Wed Jan 6 02:17:28 CST 2010


On Jan 6, 2010, at 3:03 PM, William Pitcock wrote:

>  So, in fact, all incoming packets should
> be considered unsolicited until proven otherwise.

Concur - it works this way, as well.  At one extreme, completely pathological, at the other extreme, perfectly normal - just faux.

;>

> It should be mentioned that DDoS mitigation gear in use on that network let those packets through without even alerting us about it.

This is where baselining and anomaly-detection can come into play, along with an understanding of valid/invalid states, if the system is designed correctly, heh.

-----------------------------------------------------------------------
Roland Dobbins <rdobbins at arbor.net> // <http://www.arbornetworks.com>

    Injustice is relatively easy to bear; what stings is justice.

                        -- H.L. Mencken







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