Zero‑Day Attack Prevention: How to Prepare

This article explains zero-day attacks, summarizes notable historical zero-day incidents (Fortinet FortiOS CVE-2023-27997, MOVEit, Log4j, Chrome V8, Zoom), describes consequences such as data breaches and drive-by downloads, and recommends a layered prevention and response approach including asset inventories, defense-in-depth, behavioral detection, network segmentation, vendor risk management, employee training, pen testing, and threat intelligence; it also promotes SecurityScorecard’s Zero-Day-as-a-Service.