Ham hitting too generic rule

2012-02-07 Thread Brian Bebeau
We have a customer who is a legitimate non-spamming investment advisor. Their 
outbound disclaimer has the phrase investment advice which hits the rule 
INVESTMENT_ADVICE in 20_phrases.cf. We can certainly zero out the score in 
local.cf, but it seems to me this is a pretty generic phrase, and it has an 
awfully high score (2.199). I can well imagine people getting mail from their 
stock broker or the like with this phrase in it somewhere. Any chance the score 
can at least be reduced?

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Brian Bebeau
Security Researcher - Spiderlabs Research
Trustwave
bbeb...@trustwave.com
www.trustwave.com



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Re: Ham hitting too generic rule

2012-02-07 Thread John Hardin

On Tue, 7 Feb 2012, Brian Bebeau wrote:


We have a customer who is a legitimate non-spamming investment advisor. Their outbound 
disclaimer has the phrase investment advice which hits the rule 
INVESTMENT_ADVICE in 20_phrases.cf. We can certainly zero out the score in local.cf, but 
it seems to me this is a pretty generic phrase, and it has an awfully high score (2.199). 
I can well imagine people getting mail from their stock broker or the like with this 
phrase in it somewhere. Any chance the score can at least be reduced?


Can you provide samples for the masscheck corpus? I'd be willing to 
include them in my corpora if he subscribes me, and I promise to not 
follow any of his advice... :)


My corpora are semi-public, though (any SA dev can read them) so if the 
information is proprietary you might need to run local masschecks 
yourself, or make arrangements with someone who is doing local masschecks.


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 John Hardin KA7OHZhttp://www.impsec.org/~jhardin/
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