Your question is Metrics for Account Takeover Spike. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
What key metrics would you monitor to identify a sudden spike in account takeover (ATO) fraud?
Explain how you would combine leading indicators, confirmed fraud outcomes, and operational metrics to distinguish a true ATO increase from changes in detection, traffic mix, or reporting. Define the metrics, describe useful segmentations, and identify the first actions you would take after finding an anomaly.