in reply to secure storage
If people can read your script they can also trivially read the rule file no matter how you encrypt it.
What are your goals? What security issues are you trying to deal with? It's easier to help if you tell about what you are trying to do instead of how you would like to do it. :-)
- ask
-- ask bjoern hansen, http://ask.netcetera.dk/ !try; do();
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Seekers of Perl Wisdom