Investigating in Security Solutions - Can Qualified Electronic Signatures be Profitable for Mobile Operators? - Heiko Rossnagel; Denis Royer (AMCIS, 2005)

Profitability of Mobile Qualified Electronic Signatures. - Heiko Rossnagel; Denis Royer (PACIS, 2005)

Making Money with Mobile Qualified Electronic Signatures. - Heiko Rossnagel; Denis Royer (TrustBus, 2005)

Wirtschaftlichkeit mobiler qualifizierter Signaturen im E-Government. - Heiko Rossnagel; Denis Royer (GI Jahrestagung (2), 2006)

Mobilität, mobile Technologie und Identität - Mobile Identitätsmanagementsysteme. - Denis Royer; Kai Rannenberg (Datenschutz und Datensicherheit, 2006)

Enterprise Identity Management - What's in it for Organisations?. - Denis Royer (FIDIS, 2007)

Assessing the Value of Enterprise Identity Management (EIdM) - Towards a Generic Evaluation Approach. - Denis Royer (ARES, 2008)

Ganzheitliche Bewertung von Enterprise Identity Management Systemen - Der Ansatz der Balanced Scorecard als taktisches Entscheidungsunterstützungsinstrument. - Denis Royer (Sicherheit, 2008)

Der Lebenszyklus von Identitäten. - Martin Meints; Denis Royer (Datenschutz und Datensicherheit, 2008)

Planung und Bewertung von Enterprise Identity Managementsystemen. - Denis Royer; Martin Meints (Datenschutz und Datensicherheit, 2008)

Open Challenges - Towards the (Not So Distant) Future of Identity. - Kai Rannenberg; Denis Royer (The Future of Identity in the Information Society, 2009)

Mobility and Identity. - Denis Royer; André Deuker; Kai Rannenberg (The Future of Identity in the Information Society, 2009)

Enterprise Identity Management - Towards a Decision Support Framework Based on the Balanced Scorecard Approach. - Denis Royer; Martin Meints (Bus. Inf. Syst. Eng., 2009)

Development of a Theoretical Model for Explaining and Predicting the Impacts of Enterprise Identity Management Introductions. - Denis Royer (ECIS, 2010)

Supporting Semi-automated Compliance Control by a System Design Based on the Concept of Separation of Concerns. - Sebastian Haas; Ralph Herkenhöner; Denis Royer; Ammar Alkassar; Hermann de Meer; Günter Müller (PrimeLife, 2010)

Normality Mining: Privacy Implications of Behavioral Profiles Drawn From GPS Enabled Mobile Phones. - Mark Gasson; Eleni Kosta; Denis Royer; Martin Meints; Kevin Warwick (IEEE Trans. Syst. Man Cybern. Part C, 2011)

Innovation Management Methods in the Automotive Industry. - Karl-Heinz Lüke; Johannes Walther; Daniel Wäldchen; Denis Royer (I4CS, 2019)

Artificial Intelligence Application Scenarios Considering Objective and Subjective Influence Factors for Industrial Solutions in Supply Chain Management. - Karl-Heinz Lüke; Gerald Eichler; Denis Royer (I4CS, 2025)