×

Reducing unwanted and unsolicited electronic messages by exchanging electronic message transmission policies and solving and verifying solutions to computational puzzles

  • US 20040181585A1
  • Filed: 10/10/2003
  • Published: 09/16/2004
  • Est. Priority Date: 03/12/2003
  • Status: Active Grant
First Claim
Patent Images

1. In a receiving domain that is network connectable to one or more sending domains, the receiving domain including one or more receiving messaging servers configured to receive electronic messages from sending domains, a method for determining a sending domain'"'"'s electronic message transmission policies, the method comprising:

  • an act of receiving an electronic message from the sending domain;

    an act of receiving one or more electronic message transmission policies corresponding to the sending domain;

    an act of parsing relevant electronic message transmission policies from the one or more received electronic message transmission policies; and

    an act of providing the relevant electronic message transmission policies to a message classification module such that the message classification module can make a more reliable decision when classifying the received electronic message.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×