Difficult-o-Meter: 2 (light Linux skill required)Covers:
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Question: I hear all the time about viruses spread by e-mail. How can I be sure that a message I get from someone is really from them and not some sort of autogenerated infected mail? Also, I think Tom Brokaw is reading my e-mail. What can I do about that?
Answer: This sounds like a job for encryption and digital signatures! (You were expecting what, Superman?) There are very powerful free packages to solve your little problem.