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Preventing Third Party Relaying in MS Exchange Server 5.5

Source: TechGenix
Date: January 2008
Type: White Paper
Rating: (0)

Overview: Unsolicited Commercial Email or spam (as it has become more commonly known) seems to be with the people to stay, in much the same way as the junk mail that lands on the doormat each morning. Most of the time the people happily delete the daily tide of junk email that arrives in their inbox without giving much thought as to where it might have come from, or how it made its way to them. It might seem strange that someone else could use the server to send email without even having a mailbox on the server, but there is nothing in the SMTP specification that specifically forbids this.


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