Stefan Lders, PhD, graduated from the Swiss Federal Institute of Technology in Zurich and joined CERN in 2002. Since 2009, he has been heading the CERN Computer Security Incident Response Team as CERN's Computer Security Officer with the mandate to coordinate all aspects of CERN's computer security - office computing security, computer centre security, GRID computing security and control system security - whilst taking into account CERN's operational needs. Dr. Lders has presented on these topics at many different occasions to international bodies, governments, and companies, and published several articles.