What initial step should be taken in the event of classified information spillage?

In the event of a classified information spillage, the first step that should be taken is to secure the area and personnel. This action aims to contain the situation and prevent further dissemination of classified information. By securing the environment, you ensure that only authorized individuals handle the spillage, thereby minimizing the risk of unauthorized access or exposure to sensitive data.

Securing the area may involve sealing off the location, restricting entry, and ensuring that those who may have been exposed are accounted for and managed appropriately. This step is crucial because it lays the groundwork for further actions, such as reporting the incident and conducting an investigation. It is important to establish control first before proceeding with notifications or assessments. This priority helps to preserve the integrity of the investigation and ensure that any potential breaches are contained effectively.