This eBook compiles real-world insider threat case studies, showing how carelessness, compromise, and malice drive data breaches. It highlights high-profile incidents across industries where insiders—whether employees, contractors, or compromised accounts—exposed sensitive data, disrupted operations, or enabled fraud. The analysis underscores the cost of inadequate visibility into user actions and the importance of contextual threat detection. Proofpoint emphasizes a people-centric approach, integrating insider threat management with DLP to identify behavioral risks, capture evidence, and accelerate response. The report calls for organizations to strengthen monitoring, education, and adaptive controls to reduce insider-driven incidents.

Join for free to read