[Mimedefang] Filtering idea for stock pump&dumps
Kevin A. McGrail
kmcgrail at pccc.com
Mon Jul 2 12:48:58 EDT 2007
> Looking at a plain text stock pump and dump spam, the idea (good or bad is
> yet to be seen) struck me that if we could get a list of all the stocks
> being traded on the bulleting boards and other minor exchanges, we could
> use that to block this type of spam. The message in question only hit on
> the Bayes rule, which generated a number of false positives, so it only
> adds 4.5 points, just shy of blocking messages.
Pump & Dump scams often target pink sheets, over the counter and other such
offerings that make such a list unfeasible.
I've been working for a long time to block these in my ruleset and I wish I
had a better answer for you.
Regards,
KAM
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