Stefan Oehrli, an Oracle ACE Director and Tech Architecture Manager at Accenture, brings over two decades of expertise in Oracle database systems. With a strong focus on physical design, implementation, and operation, Stefan is renowned for his deep knowledge in Oracle database security, including Oracle Advanced Security and Oracle Unified Directory. He excels in implementing robust security measures and is a sought-after speaker at conferences and user group meetings. Notably, Trivadis, a renowned Oracle company, is now part of Accenture Technology, further strengthening their capabilities in delivering comprehensive Oracle database security solutions. Stefan is co-author of the book "Der Oracle DBA" (Hanser, 2016). He lives with his family in Muri, Switzerland.