Guillaume Poupard

About Guillaume Poupard

Guillaume Poupard is a French executive widely recognized for his expertise in cybersecurity, digital transformation, and technology-intensive businesses. He currently serves as Deputy Managing Director of Docaposte, the digital subsidiary of the La Poste Group, where he helps oversee strategic activities tied to digital trust, document dematerialization, and data services. His career has been shaped by a strong focus on information system security, digital sovereignty, and organizational resilience. Before joining Docaposte, Guillaume Poupard held senior public-sector positions, most notably as head of France’s National Cybersecurity Agency (ANSSI), which he led for several years. In that role, he became one of the key architects of France’s cybersecurity doctrine, strengthening the preparedness of government bodies and critical infrastructure operators against digital threats. His work also emphasized raising awareness among companies and institutions about cyber risk and structuring the state’s response to major cyberattacks. In the French business ecosystem, Poupard is valued for his ability to connect strategy, compliance, technology, and sovereignty issues. His involvement in a major group such as BNP Paribas reflects the growing importance of digital trust topics within financial and industrial organizations. His expertise is particularly relevant in risk governance, data protection, security architecture, and the digital transformation of services. His background as both a senior civil servant and a corporate executive gives him unusual credibility on sensitive digital-security matters. He belongs to the generation of leaders able to engage with regulators, top management teams, and technical experts while maintaining a practical, long-term vision. For listed companies and large groups, his career illustrates how cybersecurity has become a core governance, performance, and trust issue.