Frederik Armknecht is an assistant professor for cryptography at the University of Mannheim, Germany, since 2010. His research interests include cloud security, lightweight cryptography, and security for cyber-physical systems. He has numerous publications on the top conferences in cryptography/IT-security and has been involved into several patents. Moreover, he was one of the initiators of TrustED, the international workshop on trustworthy embedded devices. From 2006-2007, he worked as a Research Staff member in the Mobile Internet group at NEC Europe Ltd. in Heidelberg focusing on cryptographic and security issues in various kinds of networks. From 2007-2008, he worked as a postdoc at the Ruhr-University Bochum, Germany where he conducted research on provable security and operating on encrypted data. From 2008-2009, he was an assistant professor at the Ruhr-University Bochum, where he headed the group for cryptographic methods and security models. From 2009-2010, he was a visiting professor at Technische Universität Darmstadt, Germany.