List of Publications:

Patents

• Jakobsson, M., Wetzel, S.: Method and Apparatus for Ensuring Security of Users of Short Range Wireless Enable Devices.
  United States Patent 6,981,157 - December 27, 2005.

• Jakobsson, M., Wetzel, S.: Secure Distributed Computation in Cryptographic Applications.
  United States Patent 6,950,937 - September 27, 2005.

• Bohannon P.L., Jakobsson, M., Monrose, F., Reiter, M.K., Wetzel, S.: Generation of Repeatable Cryptographic Key Based on Varying Parameters.
  United States Patent 6,901,145 - May 31, 2005.

• Jakobsson, M., Wetzel, S.: Method and Apparatus for Ensuring Security of Users of Bluetooth-enabled Devices.
  United States Patent 6,574,455 - June 3, 2003.

Book Chapters

• Jakobsson, M., Stolterman, E., Wetzel, S., Yang, L.: Crimeware-Resistant Authentication.
  Forthcoming in Crimeware, Markus Jakobsson and Zulfikar Ramzan, Editors-in-Chief, Symantec Press, 2008.

• Wetzel, S.: Phishing in Germany.
  In Phishing and Countermeasures, Markus Jakobsson and Steven Myers, Editors-in-Chief, John Wiley & Sons, Inc., 2006, Hoboken, NJ.

• Bromba M., Wetzel, S.: Biometrics and Phishing.
  In Phishing and Countermeasures, Markus Jakobsson and Steven Myers, Editors-in-Chief, John Wiley & Sons, Inc., 2006, Hoboken, NJ.

• Wetzel, S.: Wireless Security: Bluetooth and other Current Technologies.
  In Handbook of Information Security, Hossein Bidgoli, Editor-in-Chief, John Wiley & Sons, Inc., 2005, Hoboken, NJ.

Theses

• Wetzel, S.: Lattice Basis Reduction Algorithms and their Applications.
  PhD Thesis, Saarland University, Saarbrücken, Germany (Shaker Verlag GmbH, ISBN 3826545435) 1998.

• Wetzel, S.: Duality between Cryptographic Hash Functions and Pseudo-Random Generators focussing on Knapsack Problems.
  Master's Thesis (in German), University of Karlsruhe, Germany, 1993.

• Wetzel, S.: 2n-bit Hash Functions with n-bit Block Ciphers.
  Studienarbeit (in German), University of Karlsruhe, Germany, 1992.

Journals

• Cordasco, J., Wetzel, S.: Cryptographic versus Trust-based Methods for MANET Routing Security.
  Electronic Notes in Theoretical Computer Science, Vol. 197, No. 2, Elsevier, 2008, pp. 131-140.

• Kargl, A., Meyer, B., Wetzel, S.: On the Performance of Provably Secure Hashing with Elliptic Curves.
  International Journal of Computer Science and Network Security Vol. 7, No. 10, 2007, pp. 1-7.

• Tsow, A., Jakobsson, M., Yang, L., Wetzel, S.: Warkitting: the Drive-by Subversion of Wireless Home Routers.
  Journal of Digital Forensics Practice, Vol. 1, No. 3, 2006, pp. 179-192.

• Monrose, F.,Reiter, M.K., Wetzel, S.: Password Hardening based on Keystroke Dynamics.
  International Journal of Information Security, Vol. 1, No. 2, Springer, 2002, pp. 69-83.

• Backes, W., Wetzel, S.: Heuristics on Lattice Basis Reduction in Practice.
  ACM Journal on Experimental Algorithms, Vol. 7, 2002.

Refereed Conference Papers

• Jakobsson, M., Yang, L., Wetzel, S.: Quantifying the Security of Preference-based Authentication.
  Accepted for Publication at ACM CCS 2008 Workshop on Digital Identity Management (DIM), 2008.

• Jakobsson, M., Stolterman, E., Wetzel, S., Yang, L.: Love and Authentication.
  Proceedings of the 26th Annual ACM SIGCHI Conference on Human Factors in Computing Systems (CHI), 2008, pp. 197-200.

• Backes, W., Wetzel, S.: An Efficient LLL Gram Using Buffered Transformations.
  Proceedings of the 10th International Workshop on Computer Algebra in Scientific Computing (CASC), LNCS, Springer, 2007, pp. 31-44.

• Cordasco, J., Wetzel, S.: Cryptographic versus Trust-based Methods for MANET Routing Security.
  Proceedings of the 3rd International Workshop on Security and Trust Management (STM), 2007.

• Voris, J., Ioannidis, S., Wetzel, S., Meyer, U.: Performance Evaluation of a Privacy-Preserving Policy Reconciliation Protocol.
  Proceedings of 8th IEEE International Workshop on Policies for Distributed Systems and Networks (POLICY), 2007, pp. 221-228.

• Meyer, U., Wetzel, S., Ioannidis, S.: Distributed Privacy-Preserving Policy Reconciliation.
  Proceedings of the IEEE International Conference on Communications (ICC), 2007, pp. 1342-1349.

• Yang, L., Jakobsson, M., Wetzel, S.: Discount Anonymous On Demand Routing for Mobile Ad Hoc Networks.
  Proceedings of 2nd International Conference on Security and Privacy in Communication Networks (SecureComm), 2006, pp. 25-34.

• Cordasco, J., Meyer, U., Wetzel, S.: Implementation and Performance Evaluation of EAP-TLS-KS.
  Proceedings of 2nd International Conference on Security and Privacy in Communication Networks (SecureComm), 2006, pp. 45-56.

• Meyer, U., Wetzel, S.: Introducing History-Enriched Security Context Transfer to Enhance the Security of Subsequent Handover.
  Proceedings of the 3rd IEEE International Workshop on Pervasive Computing and Communication Security (PerSec), 2006, pp. 277-282.

• Choi, J.Y., Jakobsson, M., Wetzel, S.: Balancing Auditability and Privacy in Vehicular Networks.
  Proceedings of the 1st ACM International Workshop on QoS and Security for Wireless and Mobile Networks (Q2SWinet), 2005, pp. 79-87.

• Meyer, U., Cordasco, J., Wetzel, S.: An Approach to Enhance Inter-Provider Roaming through Secret Sharing and its Application to WLANs.
  Proceedings of the 3rd ACM International Workshop on Wireless Mobile Applications and Services on WLAN Hotspots (WMASH), 2005, pp. 1-13.

• Kamara, S., Medeiros de, B., Wetzel, S.: Secret Locking: Exploring New Approaches to Biometric Key Encapsulation.
  Proceedings of the 2nd International Conference on E-business and Telecommunication Networks (ICETE 2005), Springer Series Communications in Computer and Information Science, Vol. 3, 2007.

• Al-Kassar A., Wetzel, S.: An Untraceable Coin-Based Incentive Scheme for Multi-Hop Networks.
  Proceedings of the IEEE International Conference on Wireless Networks, Communications, and Mobile Computing (WirelessCom), 2005, pp. 323-329.

• Jakobsson, M., Wetzel, S.: Efficient Attribute Authentication with Applications to Ad Hoc Networks.
  Proceedings of the 1st ACM International Workshop on Vehicular Ad Hoc Networks (VANET), 2004, pp. 38-46.

• Meyer, U., Wetzel, S.: A Man-in-the-Middle Attack on UMTS.
  Proceedings of the ACM Workshop on Wireless Security (WiSe), 2004, pp. 90-97.

• Jakobsson, M., Wang, X., Wetzel, S.: Stealth Attacks in Vehicular Technologies (Invited Paper).
  Proceedings of the IEEE Vehicular Technology Conference Fall (VTC-Fall), 2004, pp. 1218-1222.

• Meyer, U., Wetzel, S.: On the Impact of GSM Encryption and Man-in-the-Middle Attacks on the Security of Interoperating GSM/UMTS Networks. Proceedings of the 15th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), 2004, pp. 2876-2883.

• Jakobsson, M., Wetzel, S.. Yener, B.: Stealth Attacks on Ad-Hoc Networks.
  Proceedings of the IEEE Vehicular Technology Conference Fall (VTC-Fall), 2003, pp. 2103-2111.

• Hromin, D., Chladil M., Vanatta N., Naumann, D., Wetzel, S., Anjum F., Jain, R.: CodeBLUE: A Bluetooth Interactive Dance Club System.
  Proceedings of the IEEE Global Communications Conference (GLOBECOM), 2003, pp. 2814-2818.

• Monrose, F., Reiter, M.K., Li, Q., Wetzel, S.: Cryptographic Key Generation from Voice.
  Proceedings of the IEEE Conference on Security and Privacy (S&P), 2001, pp. 202-213.

• Monrose, F., Reiter, M.K., Li, Q., Wetzel, S.: Using Voice to Generate Cryptographic Keys.
  Proceedings of 2001: A Speaker Odyssey: The Speech Recognition Workshop, 2001.

• Jakobsson, M., Wetzel, S.: Security Weaknesses in Bluetooth.
  Proceedings of the Cryptographer's Track at the RSA Conference (CT-RSA), LNCS 2020, Springer, 2001, pp. 176-191.

• Jakobsson, M., Wetzel, S.: Secure Server-Aided Signature Generation.
  Proceedings of the 4th International Workshop on Public Key Cryptography (PKC), LNCS 1992, Springer, 2001, pp. 383-401.

• Backes, W.,Wetzel, S.: Lattice Basis Reduction with Dynamic Approximation.
  Proceedings of the 4th International Workshop on Algorithm Engineering (WAE), LNCS 1982, Springer, 2000, pp. 63-73.

• Backes, W., Wetzel, S.: New Results on Lattice Basis Reduction in Practice.
  Proceedings of the 4th International Algorithmic Number Theory Symposium (ANTS-IV), LNCS 1838, Springer, 2000, pp. 135-152.

• Monrose, F., Reiter, M.K., Wetzel, S.: Password Hardening based on Keystroke Dynamics.
  Proceedings of the 6th ACM Conference on Computer and Communications Security Conference (CCS), 1999, pp. 73-82.

• Biehl, I., Meyer, B., Wetzel, S.: Visual Cryptography - How to use Images to Share a Secret.
  Proceedings of Informatik '98, Informatik Aktuell, Springer, 1998, pp. 3-12.

• Biehl, I., Meyer, B., Wetzel, S.: Ensuring the Integrity of Agent-Based Computations by Short Proofs.
  Proceedings of the 2nd International Workshop on Mobile Agents (MA), LNCS 1477, Springer, 1998, pp. 182-194.

• Wetzel, S.: An Efficient Parallel Block-Reduction Algorithm.
  Proceedings of the 3rd International Algorithmic Number Theory Symposium (ANTS-III), LNCS 1423, Springer, 1998, pp. 323-337.

• Biehl, I., Wetzel, S.: Traceable Visual Cryptography.
  Proceedings of the 1st International Conference on Information and Communication Security (ICICS), LNCS 1334, Springer, 1997, pp. 61-71.

• Theobald, P., Wetzel, S., Backes, W.: Design Concepts for Matrices and Lattices in LiDIA.
  Proceedings of the ACM Symposium on Applied Computing (SAC), 1997, pp. 532-536.

Other Publications

• Jakobsson, M., Stolterman, E., Wetzel, S., Yang, L.: Preference-based Life Questions Authentication.
  Digital Identity Systems Workshop (DISW), Poster Session, 2007.

• Jakobsson, M., Stolterman, E., Wetzel, S., Yang, L.: Crimeware-Resistant Authentication.
  Anti-Phishing Working Group eCrime Researchers Summit (eCrime), Poster Session, 2007.

• Backes, W., Wetzel, S.: The Effect of Sorting on Lattice Basis Reduction.
  LLL+25 Conference, Poster Session, 2007.

• Naumann, D., Wetzel, S.: High Assurance for Interactive Applications in Ad Hoc Networks.
  International Workshop on Wireless Technologies, London, 2003.

• Jakobsson, M., Kaliski, B., Larsson, J.-O., Wetzel, S.: Security and Privacy Issues in Wireless LANs.
  3rd IEEE Workshop on Wireless LANs, 2001.

• Bohannon, P., Jakobsson, M., Monrose, F., Reiter, M.K., Srikwan, S., Wetzel, S.: Privacy and Security of Public Databases.
  RSA Conference Europe, 2000.

• Wetzel, S., Theobald, P., Backes, W.: Lattice Basis Reduction Algorithms and their Implementation.
  Conference Informatik '97, Aachener Beiträge zur Informatik, ABI 21, 1997.

• Theobald, P., Wetzel, S., Setz, T.: LiDIA und LiPS - Erste gemeinsame Schritte.
  14. ITG/GI Conference Architecture of Computer Systems (ARCS), 1997.

• Maurer, M., Pfahler, T., Wetzel, S.: LiDIA - A Library for Computational Number Theory.
  ACM International Symposium on Symbolic and Algebraic Computation (ISSAC), Poster Session, 1997.

• Theobald, P., Wetzel, S.: LiDIA - A Library for Computational Number Theory.
  Conference Informatik '96, Workshop on Computer Algebra, 1996.

• Wetzel, S., Backes, W., Lauer, T.: The Lattice Class in LiDIA.
  ACM International Symposium on Symbolic and Algebraic Computation (ISSAC), Poster Session, 1996.

Technical Reports

• Theobald, P., Wetzel, S., Setz, T.: LiDIA und LiPS - Erste gemeinsame Schritte (in German).
  Technical Report TI-38/97, Technical University of Darmstadt, Germany, 1997.

• Biehl, I., Wetzel, S.: Traceable Visual Cryptography.
  Technical Report TI-10/97, Technical University of Darmstadt, Germany, 1997.

• Theobald, P., Wetzel, S., Backes, W.: Design Concepts for Matrices and Lattices in LiDIA.
  Technical Report TI-4/96, Technical University of Darmstadt, Germany, 1996.

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