Josh is a security analyst with OpenDNS. Previously, he worked as a threat analyst with NASA, where he was part of the team to initially help build out the Security Operations Center. He has also done some time at Mandiant. His professional interests involve network, computer and data security with a goal of maintaining and improving the security of as many systems and networks as possible. When not playing with computer security, Josh rides motorcycles, goes camping and makes dark minimal electronic music. Josh presented at Defcon 18 on the topic of building your own security operations center using open source tools.