Media type: E-Article Title: Public Key Infrastruktur — Schlüssel zum Erfolg Contributor: Beermann, Jörg; Hißen, Frank imprint: Springer Science and Business Media LLC, 2009 Published in: Wirtschaftsinformatik und Management Language: German DOI: 10.1007/bf03248196 ISSN: 1867-5905; 1867-5913 Origination: Footnote: