[en]
91s 93p

<p>
More on the principle and concepts of scrubbing can be found in the
<i><a href="http://www.icir.org/vern/papers/norm-usenix-sec-01-html/index.html"
>Network Intrusion Detection: Evasion, Traffic Normalization, and
End-to-End Protocol Semantics</a></i> paper.

[it]
no corresponding hunk in [it]