Estelle Ruellan is a Cyber Threat Intelligence researcher at Flare. Her work focuses on applying data science to understand the complexities of the cyber threat landscape and cybercrime.

She brings a criminology background to her research. Prior to her role at Flare, Ruellan served as an Assistant de recherche at the Research Chair In Cybercrime Prevention. She also worked as a Tuteur étudiant en mathématiques et sciences at Superprof.