16. The method of claim 15 , wherein: the classifying the security rules into the one or more identical classifications is based on identicality between the security rules; and the classifying the security rules into the one or more similar classifications is based on similarity but not identicality between the rules.
16. The method of claim 15 , wherein: the classifying the security rules into the one or more identical classifications is based on identicality between the security rules; and the classifying the security rules into the one or more similar classifications is based on similarity but not identicality between the rules. 17. The method of claim 16 , wherein: the generating for display further includes generating for display, for each security rule in the one of the classifications, an indication that the security rule is identical or similar to the selected security rule, and a location in the configuration file where the security rule is found.