 The HLCG negotiated common principals underlying future information sharing between the U.S. and the European Union to fight terrorism and serious transnational crimes.Teufel was involved with the Administration's Comprehensive National Cybersecurity Initiative (CNCI), meeting frequently with Congressional staff and reaching out to the privacy community on the Department's efforts with regard to CNCI.Teufel issued a privacy impact assessment of Einstein 2, a computer network intrusion detection system designed for deployment within federal executive agencies for the protection of their information technology.