Fig. 11

Zeros and poles estimated by the Passive System Identification attack for smaller monitoring periods T (without a switching event during T). a Identifying C₁ with T=0.2s starting at t=0. b Identifying C2 with T=0.2s starting at the first switching event. c Identifying C₁ with T=0.4s starting at t=0. d Identifying C₂ with T=0.4s starting at the first switching event. e Identifying C₁ with T=0.6s starting at t=0. f Identifying C₂ with T=0.6s starting at the first switching event. g Identifying C₁ with T=0.8s starting at t=0. h Identifying C₂ with T=0.8s starting at the first switching event. i Identifying C₁ with T=1.0s starting at t=0. j Identifying C₂ with T=1.0s starting at the first switching event. k Identifying C₁ with T=1.2s starting at t=0. l Identifying C₂ with T=1.2s starting at the first switching event