Nick DePetrillo is an independent security researcher with a focus on critical infrastructure. Most recently, Nick was a senior security consultant with Industrial Defender performing physical and electronic security assessments for utility companies and power plants. Nick also researched Smart Grid/AMI hardware and software security issues while at Industrial Defender. Previously, he worked as a research and development engineer for Aruba Networks, concentrating on wireless security threats and prototyping new products. Mr. DePetrillo has also consulted for U.S. government agencies, Fortune 500 companies, and worked as a network security engineer for an Internet2 giga-pop. Nick has presented new security threats and mitigation techniques at both national and international conferences.