When the Active Shooter Strikes: Emergency Action Planning for Security Professionals

For organizations, response to both real and perceived active shooter events can have long-term effects including damage to brand and exposure of security weaknesses to the public. The key is to create multi-layered policies and procedures to respond during and after a crisis event.

source https://www.securitymagazine.com/articles/88354-when-the-active-shooter-strikes-emergency-action-planning-for-security-professionals