Olaf Hartong is a person of many interests with a passion for defensive security and data. He has over 12 years experience in security, he specializes in building and operationalizing SOC teams through the use of SIEM systems or log management systems such as Splunk. He is an expert Threat Hunter and works in close collaboration with the Red Team to facilitate Purple teaming workshops for his clients. He is the author of several security focused tools and blogs. Before joining Deloitte, Olaf worked as a Security Officer for a large managed hosting provider serving Governmental and Commercial service clients. Olaf has spoken at MITRE ATT&CKcon, ISF Live, Splunk Live, Black Hat EU Arsenal,FIRST