On Thursday 27 May 2004 19:55 CET Justin Mason wrote:
> Henry Stern writes:
> > Abstract:
> > We present a potential vulnerability of personalised anti-spam filters
> > where an attacker sends carefully constructed e-mail messages with the
> > goal of negatively a ecting classi er accuracy. Words from the core of
> > the English language are randomly "injected" into spam e-mails for the
> > express purpose of manipulating the probability tables of a naive
> > Bayesian classifier. This attack method is shown to be successful in
> > reducing classifier accuracy within a laboratory environment. Barriers
> > to a real-world implementation and potential countermeasures are
> > discussed.
>
> 'a ecting classi er accuracy'?! back to the drawing board, lads! ;)
> (that's "affecting classifier accuracy", obviously.)
Oh. I thought it was some intelligent latin proverb I don't know...
Cheers,
Malte
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