Hardware protection system for CECILIA *, GRIF ** and MCS Safety Analyzer licenses. Can be single-user, perpetual (green HL MAX dongle) or temporary (black HL MAX TIME dongle). Can be networked, perpetual (red HL NET dongle) or temporary (red and long HL NET TIME dongle). Yearly maintenance is required for each NET dongle. TIME dongles can be reprogrammed (thus reused).
