Method and system for indicating an email sender as spammer
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United States of America Patent
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N/A
Issued Date -
Apr 19, 2007
app pub date -
Oct 18, 2005
filing date -
Oct 18, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
In one aspect the present invention is directed to a method for indicating a sender of an email message as spammer, the method comprising the steps of: obtaining an identifier associated with the real identity of the sender; relating the email message to the identifier; calculating the mail flow rate of the identifier; and if the mail flow rate exceeds a predefined threshold, determining the real sender associated with the identifier as a suspected spammer and/or the determining email as suspected of being spam. The method may further comprise the step of: adding to the email message indication about being spam according to the determining; and digitally signing the email message with a private key.
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