Since email is not secure, never send private information (such as sensitive health data, your credit card number, or bank PIN) in an email message. A good rule of thumb is to only email only the sort of information you’d willing to send on a postcard. To learn more about secure email, take a look at PGP Freeware ( http://www.pgp.com/downloads/freeware/ ) and Hushmail ( http://www.hushmail.com/ ).
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