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Date: 2011apr5 OS: Linux Q. Can a shell script do rot13 "encryption" ? A. Yes, like this:#!/bin/sh exec tr 'a-zA-Z' 'n-za-mN-ZA-M'Save it as /usr/local/bin/rot13 and do:chmod a+x /usr/local/bin/rot13Use it like this:echo hello | rot13
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