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jfruh writes "If you have to administer a *nix computer remotely, you hopefully ditched Telnet for SSH years ago. But you might not know that this tool does a lot more than offer you a secured command line. These 16 tips will help you do everything from detect man-in-the-middle attacks (how are you supposed to know if you should accept a new hosts public key, anyway?) to evading restrictions on Web surfing." Link to Original Source
Computers will not be perfected until they can compute how much more
than the estimate the job will cost.