Semperis Purple Knight vs. Tenable Vulnerability Management

Community-driven hybrid Active Directory security assessment tool. Purple Knight is an identity system security assessment tool used by thousands of organizations to quickly identify vulnerabilities in AD, Entra ID, and Okta environments and receive prioritized, expert remediation guidance.

Tenable Vulnerability Management provides a risk-based approach to identifying, prioritizing, and remediating vulnerabilities across your entire attack surface. Powered by Nessus technology and AI-driven analytics, it goes beyond CVSS scores to assess exploitability, asset criticality, and business impact—so you can focus on what matters most. With continuous visibility, automated scanning, and real-time risk insights, security teams can quickly expose and close critical vulnerabilities before they’re exploited.