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128 Publications


2010 | Conference Paper | LibreCat-ID: 5632 | OA
Schryen G, Bodenstein C. A decision-theoretic foundation of IS business value research. In: Proceedings of the 18th European Conference on Information Systems (ECIS 2010). ; 2010.
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2010 | Conference Paper | LibreCat-ID: 5642 | OA
Schryen G. A Fuzzy Model for IT Security Investments. In: C. Freiling F, ed. Sicherheit 2010 : Sicherheit, Schutz Und Zuverl{\"a}ssigkeit ; Konferenzband Der 5. Jahrestagung Des Fachbereichs Sicherheit Der Gesellschaft F{\"u}r Informatik e.V. (GI), 5. - 7. Oktober 2010 in Berlin. Vol 170. GI-Edition: lecture notes in informatics. Proceedings. Bonn: Gesellschaft für Informatik; 2010:289-304.
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2010 | Conference Paper | LibreCat-ID: 5643 | OA
Schryen G. An Analysis of Literature Reviews on IS Business Value: How Deficiencies in Methodology and Theory Use Resulted in Limited Effectiveness. In: Proceedings of the First Scandinavian Conference on Information Systems (SCIS). ; 2010.
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2010 | Journal Article | LibreCat-ID: 5644 | OA
Schryen G. Preserving knowledge on IS business value: what literature reviews have done. Business \& Information Systems Engineering (BISE). 2010;52(4):225-237.
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2010 | Journal Article | LibreCat-ID: 5645 | OA
Schryen G. Ökonomischer Wert von Informationssystemen - Beitrag von Literatur-Reviews zum Wissenserhalt ( = Preserving Knowledge on IS Business Value. What Literature Reviews Have Done). Wirtschaftsinformatik. 2010;52(4):225-237.
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2009 | Conference Paper | LibreCat-ID: 5597 | OA
Volkamer M, Schryen G, Langer L, Schmidt A, Buchmann J. Elektronische Wahlen: Verifizierung vs. Zertifizierung. In: Workshop Elektronische Wahlen, Elektronische Teilhabe, Societyware, 39th GI-Jahrestagung. ; 2009.
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2009 | Journal Article | LibreCat-ID: 5621 | OA
Schryen G, Rich E. Security in Large-Scale Internet Elections: A Retrospective Analysis of Elections in Estonia, The Netherlands, and Switzerland. IEEE Transactions on Information Forensics \& Security. 2009;4(4 Part):729-744.
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2009 | Conference Paper | LibreCat-ID: 5625 | OA
Schryen G, Kadura R. Open Source vs. Closed Source Software: Towards Measuring Security. In: 24th Annual ACM Symposium on Applied Computing. ; 2009.
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2009 | Conference Paper | LibreCat-ID: 5646 | OA
Schryen G. A comprehensive and comparative analysis of the patching behavior of open source and closed source software vendors. In: 5th International Conference on IT Security Incident Management \& IT Forensics. ; 2009.
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2009 | Conference Paper | LibreCat-ID: 5647 | OA
Schryen G. Security of open source and closed source software: An empirical comparison of published vulnerabilities. In: 15th Americas Conference on Information Systems. ; 2009.
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2008 | Journal Article | LibreCat-ID: 5648 | OA
Schryen G. Effektivität und Effizienz von Anti-Spam-Maßnahmen. Linux Technical Review. 2008;(7).
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2008 | Conference Paper | LibreCat-ID: 5649 | OA
Schryen G. Practical Security of Large-scale Elections: An Exploratory Case Study of Internet Voting in Estonia. In: 7th Workshop on E-Business (WEB 2008, AIS Special Interest Group on E-Business). ; 2008.
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2007 | Report | LibreCat-ID: 6287 | OA
Schryen G. Preventing E-Mail Spam: The Conceptualization and the Analysis of an Infrastructure Framework.; 2007.
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2007 | Book Chapter | LibreCat-ID: 5650
Schryen G. A Scalable and Flexible Infrastructure Framework For Addressing Spam. In: Satesh D, Prabhakar R, eds. Proceedings of IPSI International Conference on Advances in the Internet, Processing, Systems, and Interdisciplinary Research. Hyderabad, India: ICFAI University Press; 2007:55-64.
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2007 | Book | LibreCat-ID: 5651
Schryen G. Anti-Spam Measures: Analysis and Design. Berlin, Heidelberg, New York: Springer; 2007.
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2007 | Journal Article | LibreCat-ID: 5652 | OA
Schryen G. Anti-spam legislation: An analysis of laws and their effectiveness. Information and Communications Technology Law. 2007;16(1):17-32.
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2007 | Book Chapter | LibreCat-ID: 5653
Schryen G. Approaches Addressing Spam. In: Satesh D, Prabhakar R, eds. Spam: An Introduction. Hyderabad, India: ICFAI University Press; 2007:41-57.
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2007 | Conference Paper | LibreCat-ID: 5654 | OA
Schryen G. Armed for the spam battle - a technological and organizational infrastructure framework. In: 40th Annual Hawaii International Conference on System Sciences. ; 2007.
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2007 | Journal Article | LibreCat-ID: 5655 | OA
Schryen G. Do anti-spam measures effectively cover the e-mail communication network? A formal approach. The Journal of Information Systems Security (AIS Special Interest Group in Security). 2007;3(2):66-90.
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2007 | Book Chapter | LibreCat-ID: 5656
Schryen G. Location Based Services. In: Schulte H, ed. Vom LAN Zum Kommunikationsnetz - Systeme Und Applikationen. Kissing: Interest-Verlag; 2007.
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