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Updating Hierarchical Whitelists

  • US 20100174793A1
  • Filed: 12/22/2009
  • Published: 07/08/2010
  • Est. Priority Date: 05/29/2003
  • Status: Active Grant
First Claim
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1. A method for updating a plurality of hierarchical whitelists, comprising:

  • accessing an e-mail message to obtain message data associated with the e-mail message sent by a sender to a recipient in a network,extracting sender information and recipient information from the message data,updating a plurality of whitelists residing on a server with the extracted recipient information, the whitelists associated with;

    the sender, wherein the recipient is identified as being allowed to send e-mail messages to the sender, anda group of users that share whitelist entries, wherein the recipient is identified as always being allowed to send e-mail messages to the group of users.

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