>I am currently contracted to a large municipality, working on a project to
>specify requirements for a set of upgrades to their traffic control system.
>As some of the upgrade features involve external (via corporate network,
>via public dial in, via internet) access to traffic and traffic system
>status information, system security has to be addressed.
First go rent "The Italian Job" - 1969 Paramount Pictures. Show it to
the city commisioners. Then ask if they really want public access.