The Security Event Horizon: Rethinking Cybersecurity Beyond Prevention by Marty Roesch

This article presents the "Security Event Horizon" framework, arguing that large, modern enterprises cannot rely solely on prevention and must prioritize detection, contextual telemetry, and response to observe and interrupt attacker activity after initial compromise; it explains cause- versus effect-based detection and the importance of context and attack-state-aware response, and includes a brief promotional reference to Vectra AI.