Physical

1. Appliances – Web Filters
2. Appliances – Network
3. Appliances – Search
4. Cameras
5. Car Alarms
6. Firewalls
7. Home Security Systems
8. Keys System
   1. MulTiLock
9. Sensors
   1.  Motion
   2. Infrared
   3. Microwave
10. Switches
11. Locks
    1. Door
    2. Bike
    3. Padlocks
12. Bollards
13. WiFi