édition 2026
April 2nd & 3rd, 2026
at Conseil économique, social et environnemental • Paris
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Speakers & Moderators

Marc-Antoine BRILLANT

Marc-Antoine BRILLANT

Head of the Vigilance and Protection Against Foreign Digital Interference Service (VIGINUM)

A graduate of the Saint-Cyr Special Military School, the War College, and ESCP, Marc-Antoine Brillant will become head of the vigilance and protection service against
foreign digital interference (VIGINUM) on October 15, 2023.
Within the Ministry of the Armed Forces, he has held various operational positions, including commanding combat units in the Near and Middle East, and more recently in the Sahel as head of operations for a tactical group.
In 2018, he joined the National Cybersecurity Agency (ANSSI) as advisor to senior management, in charge of operational and strategic affairs, before being promoted to deputy director of strategy.
In 2021, after leading the Honfleur Task Force, he was appointed as the forerunner of the national service VIGINUM.
On October 6, 2023, Marc-Antoine Brillant was appointed to the Secretary General of Defense and National Security as head of the service for vigilance and protection against foreign digital interference. He had previously been deputy head of the department since July 13, 2021.
A national department attached to the SGDSN, VIGINUM is responsible for protecting public debate from digital information manipulation campaigns involving foreign actors that
aim to harm France and its fundamental interests.

Speaks on the theme

Growing up in a world of tension

Delphine BATHO , Member of Parliament for Deux-Sèvres, former Minister

Marc-Antoine BRILLANT , Head of the Vigilance and Protection Against Foreign Digital Interference Service (VIGINUM)

Stéphane DUBOIS , EVP Human and Societal Responsibilities

Natacha POLONY ,

Moderation: Olivia RECASENS, Editor-in-Chief of We Demain

Conseil Economique Social et Environnemental 9 place d'Iéna, 75016 Paris – Salle 301
Friday, April 3 – 16:30 - 18:00