Marco Ortisi works as Senior Penetration Tester in ENCS (European Network forCyber Security) where he is fully involved in increasing the security ofEuropean critical infrastractures such as energy grids, and reducing the gapwith the classical IT systems. Netizen since 1996, he has literally grown upon "bread and vulnerability's research," a fascinating field leading him tocontinuosly study new attack techniques and at the same time to developalternative defense methods. Prior to this role at ENCS, Marco worked asIndependent Penetration Tester and Security Consultant on different sectors(telco, governmental, utility, banking, pharmaceutical, financial, etc...) byhelping to improve the IT security posture of several big companies andorganizations operating in EMEA (Europe and Middle East).