Mitigating Insider Threats - A CISO's Practical Approach
gbhackers- Implement robust access controls and identity management: Access governance forms the foundation of insider threat mitigation. Organizations should enforce the principle of least privilege, ensuring users have only the minimum access needed to perform their job functions. Role-based access control, combined with regular privilege reviews and certification, helps prevent access creep over time. Multi-factor authentication provides an additional layer of security, especially for sensitive systems and data.
- Deploy comprehensive monitoring and analytics: Effective insider threat detection requires visibility into user behavior across the organization. Implement security information and event management (SIEM) tools that can aggregate and correlate data from multiple sources. User and entity behavior analytics (UEBA) solutions can establish baselines of normal behavior and flag anomalies that may indicate malicious activity. Monitor for key technical indicators including excessive data access, unauthorized access attempts, changing file names/extensions, increased privilege requests, and anomalous network activity.
- Foster a security-aware organizational culture ...
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