Arnaud Soullié is a manager at Wavestone, performing security audits and leading R&D projects. He has a specific interest in Active Directory security as well as ICS, two subjects that tend to collide nowadays. He teaches ICS security and pentests workshops at security conferences (BlackHat Europe 2014, BSides Las Vegas 2015/2016, Brucon 2015/2017, DEFCON 24, DEFCON 26) as well as full trainings (Hack In Paris 2015 and 2018, BlackHat Asia 2019).