Tobias Zillner works as Senior IS Auditor at Cognosec in Vienna. He conducts information systems audits in order to assess compliance to relevant internal and external requirements and to provide a customers management with an independent opinion regarding the effectiveness, and efficiency of IT systems. Furthermore, Tobias evaluates and assures security of Information Technology by performing webapplication and web service penetration tests, source code analysis as well as network and infrastructure penetration tests. He has a Bachelor degree in Computer and Media Security, a Master degree in IT Security and a Master degree in Information Systems Management. Tobias expertise also applies to the IT Governance, Risk and Compliance domains. He also holds a wide range of certifications, like CISSP, CISA, QSA, CEH, ITIL or COBIT.