Which of the following factors is critical to quantify when analyzing risk?

Quantifying the probability of occurrence is essential when analyzing risk because it helps determine how likely an event is to happen. Understanding this likelihood enables security professionals to evaluate the urgency and importance of mitigating various risks. A higher probability of occurrence would prompt more immediate and robust risk management strategies, while a lower probability might lead to a different approach where resources could be allocated elsewhere.

Identifying and assessing the probability allows for more informed decision-making and prioritizes actions based on potential impacts and the likelihood of those impacts unfolding. This focus on quantifying risk contributes to a structured and proactive security framework, which is vital for effective risk management in any security environment.