TDSi announces the launch of its new webserver embedded GARDiS access controller. Designed to be fully cyber secure, as well as easy and quick to install, the new controller is available in one, two or four-door versions to suit all requirements and budgets. TDSi also offers GARDiS Extension Modules to increase the number of doors or equipment in the system. The extension units are purchased along with a license dongle to insert into the master unit.