Vladan Nikolić has been in the IT industry for more than 20 years as an engineer, system administrator and security expert. Experience includes different infrastructure technologies (networking, linux and windows), compliance with standards (SoX, ISO27001, PCI), software development, reverse engineering, penetration testing, application and wireless security, and a rich knowledge of digital electronics enabling him to successfully tackle most complex engagements. Since 2008 Vladan has worked as security consultant for IBM Professional Security Services taking part in various security related projects, mostly in energy, pharmaceutical, telco and finance sectors. He holds multiple industry certificates including Certified Information Systems Security Professional (CISSP) from (ISC)2.