Publications

2018

• SARA-Dienst: Software langfristig verfügbar machen. o-bib : Das offene Bibliotheksjournal.

2017

• SARA Service: Long-Term Access and Publishing of Research Data and Software Artefacts. 4. bwHPC-Symposium 2017. (DINI-Jahrestagung 2017 poster, E-Science-Tage 2017 poster.)
• X.509 User Certificate-based Two-Factor Authentication for Web Applications. 10. DFN-Forum Kommunikationstechnologien. (di.sy technical report.)

2016

• User-Friendly, Versatile, and Efficient Multi-link DNS Service Discovery. 2016 IEEE 36th International Conference on Distributed Computing Systems Workshops (ICDCSW).

2015

• Realistic, Extensible DNS and mDNS Models for INET/OMNeT++. OMNeT++ Community Summit 2015.
• Efficient hash tables for network applications. SpringerPlus.
• JSXC: Adding Encrypted Chat with 3 Lines of Code. NetSys 2015.
• A Multicast-Avoiding Privacy Extension for the Avahi Zeroconf Daemon. NetSys 2015.
• Boost DNS Privacy, Reliability, and Efficiency with opDNS Safe Query Elimination. NetSys 2015.
• Versatile and Efficient Multi-Link DNS Service Discovery. Technical Report.

2014

• Efficient Privacy Preserving Multicast DNS Service Discovery. IEEE CSS '14 (PPCSS Workshop).
• Adding Privacy to Multicast DNS Service Discovery. IEEE TrustCom '14 (EFINS Workshop). (Technical Report.)
• SIEGE: Service-Independent Enterprise-GradE protection against password scans. 7. DFN-Forum Kommunikationstechnologien.
• Chat für Forschung und Lehre? Sicher! DFN-Mitteilungen 86.
• Interaktive Webseiten für effiziente Kooperation auf Basis offener Standards. Technical Report.
• Flexible Secure Cloud Storage. Dissertation.
• Stateless DNS. Distributed System Laboratory.
• Network Traffic Exposed and Concealed. Dissertation.
• Evolutionary Tree-Structured Storage: Concepts, Interfaces, and Applications. Dissertation.
• Analysis of Cognitive Radio Enabled Flooding in Opportunistic Networks. International Journal of Communications, Network and System Sciences.

2013

• Utilizing Photo Sharing Websites for Cloud Storage Backends. Technical Report.
• Utilizing Cloud Storages for iSCSI: Is Security really expensive? Technical Report.
• "You can find my CV on LinkedIn..." - Privacy-Aware Distributed Social Networking for Research Facilities. Technical Report.
• Universelle Traversierung von NAT-Geräten. Informatiktage 2013.

2012

• Versatile key management for secure cloud storage. DISCCO '12. (Preprint.)
• Efficient BitTorrent handshake obfuscation. P2P-Dep '12.
• BitTorrent Traffic Obfuscation: a Chase towards Semantic Traffic Identification. P2P '12.
• P2P-RMI: Transparent Distribution of Remote Java Objects. International Journal of Computer Networks & Communications.
• A Legal and Technical Perspective on Secure Cloud Storage. 5. DFN-Forum Kommunikationstechnologien.
• bwIDM: Föderieren auch nicht-webbasierter Dienste auf Basis von SAML. 5. DFN-Forum Kommunikationstechnologien.
• Adaptive NAT-Traversierung. Forum: das Forschungsmagazin der Hochschule Konstanz.

2011

• Polybius: Secure Web Single-Sign-On for Legacy Applications. 4. DFN-Forum Kommunikationstechnologien.
• NAT Hole Punching Revisited. LCN '11, Poster. (Technical Report.)
• Secure Access to Cloud-based Gateway based upon XML and Web Services. ECOWS '11, PhD Symposium.
• Hecate, Managing Authorization with RESTful XML. WS-REST '11.
• Questioning Flooding as a Routing Benchmark in Opportunistic Networks. BCFIC '11.
• Optimizing Message Delivery in Mobile-Opportunistic Networks. BCFIC '11.
• Rolling Boles, Optimal XML Structure Integrity for Updating Operations. WWW '11, Poster.
• Treetank, Desigining a versioned XML storage. XMLPrague '11, Poster.
• Evaluation and Innovation in Opportunistic Networks. Dissertation.
• A comparative analysis of nat hole punching. HTWG FORUM - Das Forschungsmagazin der HTWG Konstanz.
• Prediction quality of contact history in opportunistic networks. IFIP Wireless Days '12.
• Exploiting Degrees of Freedom for Efficient Hashing in Network Applications.

2010

• Integrity Assurance for RESTful XML. WISM '10.
• CallForge: Call Anonymity in Cellular Networks. IWSSI / SPMU.
• JAX-RX - Unified REST Access to XML Resources. Technical Report.
• Analysis and efficient classification of P2P file sharing traffic. Technical Report.

2009

• TreeTank, a native XML storage. Technical Report.
• jSCSI 2.0: Multithreaded Low-Level Distributed Block Access. Technical Report.
• An XML-Based Infrastructure to Enhance Geographic Visual Analytics. CaGIS '09.
• PathForge: Faithful Anonymization of Movement Data. MobiHeld -- SIGCOMM 2009 Workshop.
• Interactive Analysis of NetFlows for Misuse Detection in Large IP Networks. 2. DFN-Forum Kommunikationstechnologien -- Verteilte Systeme im Wissenschaftsbereich.
• A Survey of Hash Tables with Summaries for IP Lookup Applications. Technical Report.
• Packet Forwarding using Efficient Hash Tables. Technical Report.

2008

• Streamlined Workflow for Large-Scale Interactive Geographic Visual Analytics. GIScience '08.
• Temporal REST - How to Really Exploit XML. WWW/Internet '08.
• Distributing XML with Focus on Parallel Evaluation. DBISP2P '08.
• Consistent Deniable Lying: Privacy in Mobile Social Networks. SPMU '08.
• I Seek for Knowledge: Exploiting Social Properties in Mobile Ad Hoc Networks. IFIP Wireless Days '08.
• Reality-Check for DTN Routing Algorithms. ICDCSW '08.
• Growing Persistent Trees into the 21st Century. Technical Report.
• Large-scale Network Monitoring for Visual Analysis of Attacks. Visualization for Computer Security '08.
• Major Domus Redux: Privacy in Mobile P2P Networks. Technical Report.
• Nuntifix-Modeling of Delay Tolerant Networks. Technical Report.

2007

• Perfidix - A Generic Java Benchmarking Tool. JAZOON '07.
• jSCSI - A Java iSCSI Initiator. JAZOON '07.
• Bloom Filters: One Size Fits All? LCN '07.
• Replica Placement and Location using Distributed Hash Tables. LCN '07.
• Light-weight End-to-End QoS as DoS Prevention. LCN '07. (Preprint.)

2006

• Pushing XPath Accelerator to its Limits. EXPDB 2006.
• Shifting the interests in high-speed DoS prevention. Technical Report.
• Stealth DoS. MonAM 2006.
• Exploring Block Access Patterns of Native XML Storage. InfoVis 2006.

2004

• Bringing Efficient Advanced Queries to Distributed Hash Tables. LCN 2004.
• Routing Bandwidth Guaranteed Paths With Restoration in Label Switched Networks. Computer Networks 2004.
• Fast and Flexible CRC Calculation. Electronics Letters 2004.
• The Role of Network Processors in Active Networks. IWAN 2003.

2003

• Secure Distributed Document Storage Through Peer-to-Peer Technology. Talk.
• Efficient Document Search and Replica Management in Peer-to-Peer Storage Systems. Talk.
• Dynamic Replica Management in Distributed Hash Tables. Technical Report.
• Synchronizing Entities in Replicated Log-Structured Databases with Disconnected Operation. Technical Report.
• Establishing Trust in Distributed Storage Providers. P2P 2003.
• Efficient Buffer Management for Scalable Media-on-Demand. MMCN 2003.
• Closed-Loop Congestion Control for Mixed Responsive and Non-Responsive Traffic. Globecom 2003.
• PURPLE: Predictive Active Queue Management Utilizing Congestion Information. LCN 2003.
• Profile-Based Routing and Traffic Engineering. Computer Communications 2003.
• Creating Advanced Functions on Network Processors: Experience and Perspectives. IEEE Network 2003.
• PowerNP Network Processor: Hardware, Software and Applications. IBM Journal of R & D 2003.
• Indra: A Peer-to-Peer Approach to Network Intrusion Detection and Prevention. WET ICE 2003, Best Paper.
• Efficient Topology-Aware Overlay Network. CCR 2003.

2002

• Routing and Data Location in Overlay Peer-to-Peer Networks. HotNets 2002, Technical Report.
• Achieving Scalable and Efficient Video-on-Demand Over Multicast. Technical Report.
• Imprecise Multicast Routing for Scalable Information Distribution. IZS 2002.
• Issues and Trends in Terabit Switching. Computer Communications 2002.
• Protocol Wrappers for Layered Network Packet Processing in Reconfigurable Networks. Micro 2002.
• GOSSIB vs. IP Traceback Rumors. ACSAC 2002.
• Fuzzycast: Efficient Video-on-Demand over Multicast. IEEE Infocom 2002.

2001

• Efficient Media-on-demand over multiple Multicast groups. Global Internet 2001.
• Dimensioning Server Access Bandwidth and Multicast Routing in Overlay Networks. NOSSDAV 2001.
• EKA: Efficient Keyserver using ALMI. WET ICE 2001, Best Paper.
• ALMI: An Application Level Multicast Infrastructure. USITS 2001.
• Fuzzycast: Media Broadcasting for Multiple Asynchronous Receivers. Technical Report.
• Routing Bandwidth Guaranteed Paths With Restoration in Label Switched Networks. ICNP 2001.
• Profile-Based Routing: A New Framework for MPLS Traffic Engineering. QofIS 2001, LNCS 2156.
• Reconfigurable Router Modules Using Network Protocol Wrappers. FPL 2001, LNCS 2147.
• Layered Protocol Wrappers for Internet Packet Processing in Reconfigurable Hardware. HotI 2001.
• Fast Incremental CRC Updates for IP over ATM Networks. HPSR 2001.
• Scalable High-Speed Prefix Matching. TOCS 2001.

2000

• Java-Based Synchronized Keyserver. Talk.
• Large-Scale Internet Data Distribution. Talk.
• A Rate-based End-to-end Multicast Congestion Control Protocol. ISCC 2000.
• Multi-dimensional Prefix Matching Using Line Search. LCN 2000.
• Fast Longest Prefix Matching: Algorithms, Analysis, and Applications. Shaker 2000.
• Space Decomposition Techniques for Fast Layer-4 Switching. PfHSN '99, Kluwer IFIP 158.

1999

• The VersaKey Framework: Versatile Group Key Management. JSAC 1999.
• A Flexible Middleware for Multimedia Communication: Design, Implementation, and Experience. JSAC 1999.

1998

• Fast and Scalable Layer Four Switching. SIGCOMM '98.
• Scalable Best Matching Prefix Lookups. PODC '98. (Slides.)
• Efficient Security for Large and Dynamic Multicast Groups. WET ICE '98.
• Project Da CaPo++, Volume III: Performance Evaluation. Technical Report.

1997

• Crossbow: A Toolkit for Integrated Services over Cell Switched IPv6. ATM '97.
• Scalable High Speed IP Routing Table Lookups. SIGCOMM '97.
• Project Da CaPo++, Volume II: Implementation Documentation. Technical Report.
• Project Da CaPo++, Volume I: Architectural and Detailed Design. Technical Report.
• Da CaPo++: Communication Support for Distributed Applications. Technical Report.

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