Alethe Denis is a well-recognized leader in cybersecurity. Her lauded work and expertise influence how organizations approach risk, resilience, and deception in the digital space. As a senior security consultant at Bishop Fox, Ms. Denis plays a central role in advancing red team services, helping clients prepare for and respond to sophisticated cyber threats. She leads the development of red team tabletop exercises, collaborating with leadership teams to craft immersive, scenario-based simulations that test security readiness and decision-making under pressure.
Ms. Denis holds a Bachelor of Arts in mass communication, a foundation that has shaped her approach to social engineering, communication analysis and human-centered security strategy. Her educational background supports her ability to blend psychological insight with technical methodology, particularly in areas such as adversarial simulation and red team training.
At Bishop Fox, Ms. Denis introduced the cyber incident response resilience scorecard, a tool that evaluates an organization’s ability to detect, contain and recover from simulated attacks. This measurable framework has helped clients identify gaps in readiness and adopt more effective response protocols. She has also enhanced social engineering training for military personnel and Department of Defense contractors, tailoring materials to meet the demands of high-risk and mission-critical environments.
A pioneer in using synthetic media for security testing, Ms. Denis was among the first at Bishop Fox to integrate deepfake technology into red team operations. Her work in this space helped create a new service line focused on the use of deepfakes in social engineering engagements, pushing the boundaries of what organizations must defend against in today’s threat landscape.
Prior to her role at Bishop Fox, Ms. Denis was a senior consultant and cybersecurity consultant at Critical Insight. In these roles, she provided strategic guidance, performed security assessments and supported organizations in strengthening their cyber defenses. Her consulting work deepened her expertise in enterprise security and client engagement.
Earlier in her career, Ms. Denis co-founded Dragonfly Security and was its principal consultant. She helped launch the company and guide its early services, taking on both technical responsibilities and business leadership. This experience underscored her entrepreneurial mindset and ability to drive innovation in security services.
Ms. Denis’s professional journey also includes leadership roles beyond cybersecurity. She worked as a market intelligence manager at ManpowerGroup Talent Solutions and held the position of chief financial officer at PENGUIN. At iMagicLab, she gained experience in social media, online community management and technical support. She also held operational roles at Fidelity National Financial and AT&T, building skills in quality assurance, compliance and customer relations.
Outside her professional work, Ms. Denis is an active member of the cybersecurity community. She serves on the global DEF CON Groups board and has been involved with InfraGard. Her contributions have earned her honors such as a DEF CON black badge and a place in the DEF CON Black Badge Hall of Fame. She has also placed first and second in TraceLabs global open source intelligence competitions.
Ms. Denis is working on a book about social engineering and regularly mentors individuals entering the field. She lives with her husband, Ryan, their German shepherd, and a flock of chickens. She credits her personal and professional success to her husband’s ongoing support.