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E-mail Security - Stopping Junk Mail

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Write a procedure that can secure an E-mail system from junk mail.

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Solution Summary

The solution writes a procedure that can secure an E-mail system from junk mail.

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To stop unwanted electronic mail ("SPAM")
It is very hard to effectively combat junk electronic mail. It costs nothing to send out a few million email messages, so there is no disincentive for people to do so. Most SPAM (http://www.spam.com/) mailers forge the headers, email return address and sending machine name because they are sick of reading the thousands of inevitable complaints. The offers to remove your name from a list are generally untrue, and often result in your name getting added to yet another list. Many internet providers have policies against SPAM, and will take action. ...

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