Sue McTaggart is the Founder and CEO of Dark Defensive, a cybersecurity company helping organizations transform governance, risk, and compliance (GRC) through intelligent automation, threat-informed risk management, and continuous audit readiness.

With more than 20 years of experience in cybersecurity, application security, cloud security, DevSecOps, and enterprise risk management, Sue has led security transformation initiatives across highly regulated industries, helping organizations strengthen resilience while aligning security with business objectives. Her expertise spans executive cyber strategy, security assurance, secure software development, threat intelligence, and regulatory compliance.

At Dark Defensive, Sue leads the development of an AI-enabled GRC platform that combines governance, risk, compliance, security controls, threat intelligence, and dark web validation into a unified solution. By correlating real-world cyber threats with organizational risks and security controls, the platform enables security and business leaders to prioritize what matters most, reduce audit effort, and make informed, risk-based decisions before threats become business disruptions.

Sue is passionate about making cybersecurity practical, measurable, and accessible for organizations of all sizes. She frequently speaks on cybersecurity resilience, governance, emerging threats, AI in security, and executive risk management, helping leaders bridge the gap between technical security operations and strategic business outcomes.