RE: [Asrg] user-level blacklisting patented

["Peter Kay" <peter at titankey.com>]

> 
> So you are claiming that nobody before Jan 2000 did selective 
> blocking based on both the recipient and sender prior to the 
> DATA statement?  Or is "user-controlled" specifically part of 
> the patent? 

Our fundamental claim is based on an authorized sender list for a given
user. The additional claims talk about whitelisting, blacklisting,
challenge/response, and dynamic updating of that database based on sent
mail.



 



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