1. Access Controls: Implement strict access controls to limit the availability of sensitive information to only those who need it. 2. Monitoring Systems: Deploy monitoring systems to detect unusual data access patterns and potential security breaches. 3. Employee Training: Educate employees about the importance of data security and the potential consequences of insider threats. 4. Behavioral Analysis: Use behavioral analysis tools to identify employees who may pose a risk and intervene before any damage is done. 5. Clear Policies: Establish and enforce clear policies regarding data handling and confidentiality agreements.