Gérôme Billois is a cybersecurity partner at Wavestone, where he has spent the past 20 years shaping the cybersecurity strategies of global organizations. Renowned for his ability to blend deep technical knowledge with sharp business insight, Gérôme has become a trusted advisor to CISOs around the world, turning cybersecurity challenges into competitive advantages. His expertise is particularly valued during large-scale cyberattacks, where his guidance helps organizations navigate crises with precision and resilience. Currently, his focus is on securing AI systems, and he plays a pivotal role in global projects tackling high-impact, critical use cases.
Beyond his client work, Gérôme is committed to advancing the cybersecurity field. He actively contributes to innovation ecosystems, nonprofit initiatives, and professional communities. His thought leadership is widely recognized, with influential publications such as the CISO Radar, the AI Cyber Startup Radar, and, more recently, a pioneering methodology for cyber sustainability. A respected voice in the media and academic circles, Gérôme is also an accomplished author, with several books that serve as essential resources for both cybersecurity professionals and newcomers.