- $50.94Perimeter Security by Michael J., Arata, Michael J., Jr. ArataBetter World Books
- $74.95Network Perimeter Security: Building Defense In-DepthAmazon
- $66.62Inside Network Perimeter SecurityAmazon
- $25.99Thitalk Trip Alarm Perimeter Security System, 12 Gauge Trip Wire Alarm Device with 22 Gauge Adapter, Camping Trip Alarm with 209 Primers for Property Safety and Bear DeterrentAmazon
- $199.99Swann Fourtify 4 Camera Perimeter Security System with Three 1080p DVR Cams | SWIFI-FOURTIFY4-USLowe's