Attacker Breakout Time refers to the time it takes for an intruder to begin moving laterally outside of the initial beachhead to other systems in the network. Threat actors are accelerating their attacks and adopting innovative new ways to circumvent endpoint detection mechanisms, according to a new report from ReliaQuest. The threat intelligence vendor claimed in its latest Threat Spotlight report for the period June–August 2025 that the average breakout time dropped to only 18 minutes. One
