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Anti-spam system, method, and computer program product

  • US 8,380,791 B1
  • Filed: 12/13/2002
  • Issued: 02/19/2013
  • Est. Priority Date: 12/13/2002
  • Status: Active Grant
First Claim
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1. A computer program product embodied on a non-transitory computer readable medium having a computer readable program code embodied therein, the computer readable program code adapted to be executed to implement a method, performed by a server computer comprising a first system portion and a second system portion, wherein the first system portion comprises a backend server portion and the second system portion comprises a frontend server portion, the method comprising:

  • downloading, by the first system portion, a plurality of electronic mail messages from a plurality of Internet Service Providers (ISPs) utilizing a plurality of different protocols comprising two or more of post office protocol (POP3), Internet message access protocol (IMAP), and a proprietary protocol to the server computer via a network using a first address;

    storing the plurality of electronic messages in a folder of the first system portion;

    normalizing, by the first system portion, the plurality of electronic mail messages;

    filtering, by the first system portion, the normalized electronic mail messages that are determined to be unwanted utilizing a filter engine of the first system portion, wherein the filter engine is configured by synchronizing the filter engine of the first system portion with settings included in the second system portion;

    synchronizing a folder of the second system portion with the folder of the first system portion, wherein the electronic messages corresponding to the filtered normalized electronic mail messages are not transferred from the folder of the first system portion to the folder of the second system portion; and

    delivering, by the second system portion, the filtered electronic mail messages to an electronic mail message manager using a second address.

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