9. The method of claim 8 , wherein: the performing the regular expression search includes searching the security rule parameters of each security rule for an object or object group designator followed by an object name; and for each found object or object group designator, generating for display a visual object or object group indication to visually differentiate the found object or object group designator from other security rule parameters that are not object or object group designators.
8. The method of claim 1 , further comprising: performing a regular expressions search of the security rule parameters of each security rule in the opened configuration file for matches to regular expressions defined for the configuration file; and for each security rule parameter found to match one of the regular expressions, generating for display a visual indication associated with the security rule parameter found to match the one of the regular expressions.