We use a CAD program that used a ADB security dongle and now use an USB/ADB (iMate) adapter for the dongle with no problem. Like you say the trick is operating the software under OS X - the CAD program example is still running under OS 9 just on newer machines without the ADB ports - only USB. mko at nt.net wrote: > I have a serial cutter-plotter (a printer with knives) >with an ADB hardware security dongle. I thought I was >stuck with WallStreets, the last model with those 2 ports. >Are you saying Lombards, Pismos, iBooks and up, >with the proper adapters, can sense an ADB hardware key, >and drive a serial printer/plotter? Maybe I was mislead. > Tho, if so, I guess a bigger prob would be getting 1997 >software to play nice with OSX. > > > >---------- > > >