Cisco and Yahoo have joined forces with several anti-spam companies to propose a standard for filtering junk out of in-boxes. Software companies SendMail and PGP worked with the others on DomainKeys Identified Mail (DKIM), which works through public key cryptography. Each message gets a signature, which can then be checked for authenticity by verifying the originating domain and whether the message has been tampered with.
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Cisco, Yahoo Propose Anti-Spam Technology Standard
Posted by: Susan B. Shor July 12, 2005 01:21 PMCisco and Yahoo have joined forces with several anti-spam companies to propose a standard for filtering junk out of in-boxes. Software companies SendMail and PGP worked with the others on DomainKeys Identified Mail (DKIM), which works through public key cryptography. Each message gets a signature, which can then be checked for authenticity by verifying the originating domain and whether the message has been tampered with.