From: Designing challenge questions for location‐based authentication systems: a real‐life study
User Type\Question Type | Type‐1 | Type‐2 | Type‐3 | |||
---|---|---|---|---|---|---|
Z | p | Z | p | Z | p | |
Legitimate vs Strong | ‐0.83 | 0.40 | ‐2.36 | <0.01 | ‐5.14 | <0.01 |
Legitimate vs Naive | ‐3.35 | <0.01 | ‐5.11 | <0.01 | ‐8.82 | <0.01 |
Strong vs Naive | ‐2.26 | <0.02 | ‐2.75 | <0.06 | ‐3.70 | <0.01 |