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Device, method, and storage medium to block junk email

  • US 7,058,684 B1
  • Filed: 05/25/2000
  • Issued: 06/06/2006
  • Est. Priority Date: 05/27/1999
  • Status: Expired due to Fees
First Claim
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1. A device for routing junk email, comprising:

  • a mail address extracting unit extracting a mail address indicating a destination from received email;

    a storing unit registering a plurality of processing methods available for processing the received email and corresponding destination mail addresses or destination address patterns; and

    a mail processing unit matching the mail address indicating the destination of the received email with one of the corresponding destination mail addresses or destination address patterns registered in said storing unit, and processing the received email based on a processing method obtained as a result of the matching, including sending a delivery-error email message back to a sender of the received email stating that no receiver has been found at the destination of the received email when a character string in the mail address matches a predetermined character string designated for the destination.

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