(*please* stop posting in HTML craig - it's a real PITA, especially because
Outlooks "switch" to plain text doesn't do nice reply-quoting)

Can you tell us how the auto-whitelist algorithm works? Surely it should be
an average system, so that 3 spams over time don't have much effect on the
overall score. A simple way to do this is to make two keys for each address:
score:<address>=2.3, and count:<address>=57. Then every time calculate a new
average (((2.3 * 57) + new_score)/58).

Matt.
-- 
<:->Get a smart net</:->

> -----Original Message-----
>From:  Craig Hughes [mailto:[EMAIL PROTECTED]] 
>Sent:  21 January 2002 08:02
>To:    Justin Mason
>Cc:    Aaron Swartz; [EMAIL PROTECTED]
>Subject:       [SAtalk] Auto-whitelist improvement ideas
>
>Spinning off this initial topic, I'm interested in hearing feedback from
people on auto-whitelists.  My own experience is that some "gray" spammers
(people whose junk I might well have accidentally subscribed to in the past)
tend to over time become auto-whitelisted (say they send 100 emails over
time, and 3 of them are not marked as spam).  Anyone else seeing this?  It
certainly tends to be in borderline cases, but could a few of you run the
tools/check_whitelist script from CVS and scan the output for sanity?  I
think we need to make some changes to how the auto- part of
auto-whitelisting works, but thought feedback might be useful before going
and just hacking based on my own observations. 
>
>C 
>
>On Sun, 2002-01-20 at 23:55, Justin Mason wrote: 
>
>Craig Hughes said:
>
>> You also forgot to mention one of the most-fun features of 2.0:
>> auto-whitelists.
>
>duh!  Yep, that's a biggie: automatically adds the email addresses of
>nonspam senders to a database, so their mails won't get scanned in
>future.
>
>Since current spammer state of the art is to use randomly-generated
>addresses, this turns that on its head nicely.
>
>--j.
>
>
>
>
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