From: Load balancing of renewable energy: a cyber security analysis
Variants | 1st & 2nd RTUs | DER RTU | SCADA servers |
---|---|---|---|
Model variant A (no DMZ / less secure) | 16 days | 18 days | 13 days |
Model variant B (no DMZ / more secure) | 21 days | 22 days | 15 days |
Model variant C (DMZ / less secure) | 57 days | 60 days | 53 days |
Model variant D (DMZ / more secure) | 87 days | 85 days | 73 days |