Lauren Brennan

Principal Threat Intelligence Consultant

Lauren Brennan is a Principal Threat Intelligence Consultant on GuidePoint Security’s Research and Intelligence Team (GRIT), where she engages in threat actor communications, dark web research, tracks ransomware and extortion groups, and develops detections and threat research on behalf of the firm and its clients. Her career background includes security operations program development, threat intelligence, and incident response in the private sector.

Before joining GRIT, Lauren led GuidePoint’s Security Operations Center Optimization team, where she directed more than 30 security operations maturity assessments for commercial clients, including several Fortune 500 companies. In that role and as a Senior Security Architect, she evaluated client detection coverage against the MITRE ATT&CK framework, assessed threat intelligence programs against the intelligence lifecycle, and developed more than 10 proprietary maturity assessment services for organizations in the finance, manufacturing, and energy sectors.

Prior to GuidePoint, Lauren spent three years at VISA as a Cybersecurity Analyst, producing threat intelligence reporting for internal stakeholders, briefing executive leadership and risk oversight committees, and facilitating more than 180 internal security and risk assessments each year.

Lauren is a frequent speaker on security operations and threat intelligence, including at MITRE ATT&CK® CON 4.0, and is a contributing member of the Curated Intelligence community. She holds a Master of Science in Informatics from San Jose State University, where she is currently pursuing a Master of Science in Library Science, a Bachelor of Arts in Political Science from North Carolina State University, and several industry certifications.