Dipl.-Inf. Marcel Preuß

Technische Universität Dortmund	Office	Otto-Hahn-Straße 20, Room 1.15
Faculty of Computer Science	Phone	+49 (0) 231 / 755 - 5677
Chair VI	Fax	+49 (0) 231 / 755 - 2405
Information Systems and Security (ISSI)	e-mail	preuss@ls6.cs.tu-dortmund.de
D-44221 Dortmund	Consultation Hour	by arrangement

GPG-Fingerprint: D3DE 5CA1 7130 6CEE EC9C C943 7348 2402 DFAE B290 (Public-Key)

I am a member of the Collaborative Research Center SFB 876 and work on project TP A5

Research Interests
Information dissemination control Controlled Query Evaluation (CQE) in relational databases Efficient inference control Inference-proof materialized views Inference-proofness by fragmentation (decomposition) of relational database instances

Publications
Joachim Biskup, Marcel Preuß: Database Fragmentation with Encryption: Under Which Semantic Constraints and A Priori Knowledge Can Two Keep a Secret? In: Proceedings of the 27th Annual IFIP WG 11.3 Working Conference on Data and Applications Security and Privacy (DBSec 2013), to appear. Joachim Biskup, Marcel Preuß, Lena Wiese: On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints. In: Xuejia Lai, Jianying Zhou, Hui Li (Eds.): Proceedings of the 14th Information Security Conference (ISC 2011), Xi'an, China, October 2011. LNCS, vol. 7001, pp. 246-261. Springer, Heidelberg (2011). [link\|abstract\|full text\|BibTex] Marcel Preuß: Untersuchungen zum Inferenzschutz von fragmentierten Speicherungen von Datenbankinstanzen. Diploma Thesis, Technische Universität Dortmund, 2010. [link\|abstract\|full text (German only)\|BibTex]

Publications

Joachim Biskup, Marcel Preuß: Database Fragmentation with Encryption: Under Which Semantic Constraints and A Priori Knowledge Can Two Keep a Secret? In: Proceedings of the 27th Annual IFIP WG 11.3 Working Conference on Data and Applications Security and Privacy (DBSec 2013), to appear.
Joachim Biskup, Marcel Preuß, Lena Wiese: On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints. In: Xuejia Lai, Jianying Zhou, Hui Li (Eds.): Proceedings of the 14th Information Security Conference (ISC 2011), Xi'an, China, October 2011. LNCS, vol. 7001, pp. 246-261. Springer, Heidelberg (2011). [link|abstract|full text|BibTex]
Marcel Preuß: Untersuchungen zum Inferenzschutz von fragmentierten Speicherungen von Datenbankinstanzen. Diploma Thesis, Technische Universität Dortmund, 2010. [link|abstract|full text (German only)|BibTex]

Lectures
2013-07-15, DBSec 2013 (Newark, USA): Database Fragmentation with Encryption: Under Which Semantic Constraints and A Priori Knowledge Can Two Keep a Secret? [link] 2013-03-11, Kolleg Sicherheit (TU Dortmund): Database Fragmentation with Encryption: Under Which Semantic Constraints and A Priori Knowledge Can Two Keep a Secret? [link\|slides] 2011-10-28, ISC 2011 (Xi'an, China): On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints [link\|slides] 2011-10-18, DuD Seminar (TU Dortmund): On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints [link\|slides] 2011-03-31, Kolleg Sicherheit (TU Dortmund): On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints [link\|slides] 2010-11-23, DuD Seminar (TU Dortmund): Untersuchungen zum Inferenzschutz von fragmentierten Speicherungen von Datenbankinstanzen [link\|slides (German only)]

Lectures

2013-07-15, DBSec 2013 (Newark, USA): Database Fragmentation with Encryption: Under Which Semantic Constraints and A Priori Knowledge Can Two Keep a Secret? [link]
2013-03-11, Kolleg Sicherheit (TU Dortmund): Database Fragmentation with Encryption: Under Which Semantic Constraints and A Priori Knowledge Can Two Keep a Secret? [link|slides]
2011-10-28, ISC 2011 (Xi'an, China): On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints [link|slides]
2011-10-18, DuD Seminar (TU Dortmund): On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints [link|slides]
2011-03-31, Kolleg Sicherheit (TU Dortmund): On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints [link|slides]
2010-11-23, DuD Seminar (TU Dortmund): Untersuchungen zum Inferenzschutz von fragmentierten Speicherungen von Datenbankinstanzen [link|slides (German only)]

Teaching Assistance
2013 Summer: Praktikum zu Datenstrukturen, Algorithmen und Programmierung 2 [link] 2012/13 Winter: Darstellung, Verarbeitung und Erwerb von Wissen [link] 2012 Summer: Informationssysteme [link] 2011/12 Winter: Darstellung, Verarbeitung und Erwerb von Wissen [link] 2011 Summer: Informationssysteme [link] 2010/11 Winter: IT-Recht – Grundlagen für Informatiker [link]