It also includes the operational technology (OT) that keeps those services running, for example providing access to buildings, managing fire alarms and operating lifts.
Mae hefyd yn cynnwys y dechnoleg weithredol (OT) sy’n cadw’r gwasanaethau hynny ar waith - er enghraifft, darparu mynediad i adeiladau, rheoli larymau tân a gweithredu lifftiau.