Guillaume Prigent, founder and CTO of diateam, is a computer security research engineer, and has worked in the field of security simulation for the last 20 years. He began as a research engineer in 2000 at CERV, the European Centre for Virtual Reality in Brest, where he developed the concepts of hybrid simulation for the french Department of Defense. Guillaume Prigent is the Project leader and architect of the open source hynesim, netglub, scadavirt, ipmorph... projects. He also gives talks and classes in many engineering schools (ENIB, ENSIETA, ESM Saint-Cyr). Guillaume is the author of several papers on security, and is a frequent speaker and/or attendee at security and testing conferences.