Best practices to prevent insider threats in cybersecurity

This article explains insider threats—malicious, negligent, and third‑party—highlighting their potential impact, common warning signs, and how organizations can mitigate risk through least privilege, strong onboarding/offboarding, password policies, continuous training, and security monitoring. It references CISA guidance and outlines technical controls such as database monitoring, DLP, allowlisting, PAM, network flow analysis, and SIEM/EDR, while promoting ThreatLocker’s zero trust solutions as part of a preventative strategy.