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Economics of security

Jens Grossklags, Benjamin Johnson, and Nicolas Christin. When Information Improves Information Security. To appear in Proceedings of the Fourteenth International Conference on Financial Cryptography and Data Security (FC'10). Tenerife, Spain. January 2010.
See also (extended version): CMU CyLab Technical Report CMU-CyLab-09-004, March 2009.

Jens Grossklags, Benjamin Johnson, and Nicolas Christin. The Price of Uncertainty in Security Games. In Proceedings (online) of the 8th Workshop on Economics of Information Security (WEIS 2009). London, UK. June 2009.

Ash Bashir and Nicolas Christin. Three Case Studies in Quantitative Information Risk Analysis. In Proceedings of the CERT/SEI Business Case Workshop: Making the Business Case for Software Assurance, pages 77-86. Pittsburgh, PA. September 2008.
[paper (pdf, 120K)]   [appendix data (pdf, 530K)]  [BibTeX]  [software (xls/vba, 1.5M)]

Jens Grossklags, Nicolas Christin, and John Chuang. Security and Insurance Management in Networks with Heterogeneous Agents. In Proceedings of the 9th ACM Conference on Electronic Commerce (EC'08), pages 160-169. Chicago, IL. July 2008.
[paper (pdf, 208K)]  [BibTeX]

Jens Grossklags, Nicolas Christin, and John Chuang. Security Investment (Failures) in Five Economic Environments: A Comparison of Homogeneous and Heterogeneous User Agents. In Proceedings (online) of the 7th Workshop on Economics of Information Security (WEIS 2008). Hannover, NH. June 2008.
[paper (pdf, 287K)]  [BibTeX]

Jens Grossklags, Nicolas Christin, and John Chuang. Secure or Insure? A Game-Theoretic Analysis of Information Security Games. In Proceedings of the 17th International World Wide Web Conference (WWW'08), pages 209-218. Beijing, China. April 2008.
[paper (pdf, 223K)]  [BibTeX]

Jens Grossklags, Nicolas Christin, and John Chuang. Predicted and Observed User Behavior in the Weakest-Link Security Game. In Proceedings of the 2008 USENIX Workshop on Usability, Psychology, and Security (UPSEC'08). San Francisco, CA. April 2008.
[paper (pdf, 128K)]  [paper (html)]  [BibTeX]

Alessandro Acquisti, Nicolas Christin, Adrian Perrig, and Bryan Parno. Countermeasures against Government-Scale Monetary Forgery. In Proceedings of the Twelfth International Conference on Financial Cryptography and Data Security (FC'08). Cozumel, Mexico. January 2008.
See also (extended version): CMU CyLab Technical Report CMU-CyLab-07-016, December 2007.
[paper (pdf, 40K)]    [BibTeX]

Security, psychology, and usability

Rajesh Balan, Narayan Ramasubbu, Komsit Prakobphol, Nicolas Christin, and Jason Hong. mFerio: The Design and Evaluation of a Peer-to-Peer Mobile Payment System. In Proceedings of the Seventh ACM/USENIX Annual International Conference on Mobile Systems, Applications and Services (MobiSys '09), pages 291-304. Krakow, Poland. June 2009.

Madoka Hasegawa, Nicolas Christin, and Eiji Hayashi. New Directions in Multisensory Authentication. In Adjunct Proceedings of the Seventh International Conference on Pervasive Computing (Pervasive 2009) - Late Breaking Results, pages 103-106. Nara, Japan. May 2009.

Eiji Hayashi, Nicolas Christin, Rachna Dhamija, and Adrian Perrig. Use Your Illusion: Secure Authentication Usable Anywhere. In Proceedings of the Fourth Symposium on Usable Privacy and Security (SOUPS'08). Pittsburgh, PA. July 2008.
See also (preliminary version, very different!): CMU CyLab Technical Report CMU-CyLab-07-011, August 2007.
[paper (pdf, 412K)]  [BibTeX]   [demo site]

Hirokazu Sasamoto, Nicolas Christin, and Eiji Hayashi. Undercover: Authentication Usable in Front of Prying Eyes. In Proceedings of the 2008 ACM Conference on Human Factors in Computing Systems (CHI 2008), pages 183-192. Florence, Italy. April 2008.
[paper (pdf, 618K)]    [BibTeX]

Economics-informed design and analysis of networked systems

Nicolas Christin, John Chuang, and Jens Grossklags. Economics-Informed Design of Content Delivery Networks. Invited chapter in R. Buyya, A.-M. Khan Pathan, A. Vakali (editors), Content Delivery Networks: Principles and Paradigms, chapter 7. Springer Verlag, Germany, July 2008.
[BibTeX]

Soon Hin Khor, Nicolas Christin, Tina Wong, and Akihiro Nakao. Power to the People: Securing the Internet one Edge at a Time. In Proceedings of the ACM SIGCOMM'07 Workshop on Large-Scale Attack Defense (LSAD), pages 89-96. Kyoto, Japan. August 2007.
[paper (pdf, 163K)]    [BibTeX]

Nicolas Christin and John Chuang. A Cost-Based Analysis of Overlay Routing Geometries. In Proceedings of IEEE INFOCOM'05, vol. 4, pages 2566-2577. Miami, FL. March 2005.
[paper (pdf, 498K)]   [slides (pdf, 916K)]   [BibTeX]

Nicolas Christin, Jens Grossklags, and John Chuang. Near Rationality and Competitive Equilibria in Networked Systems. In Proceedings of the ACM SIGCOMM'04 Workshop on Practice & Theory of Incentives in Networked Systems (PINS), pages 213-219. Portland, OR. August 2004.
A preliminary version known as University of California, Berkeley, Technical Report p2pecon TR-2004-04-CGC (also arXiv:cs.GT/0404040) is also available, but we prefer you cite the PINS paper.
[paper (pdf, 95K)]    [slides (pdf, 151K)]    [BibTeX]

Nicolas Christin and John Chuang. On the Cost of Participating in a Peer-to-Peer Network. In Proceedings of the Third International Workshop on Peer-to-Peer Systems (IPTPS'04). San Diego, CA. February 2004.
See also (preliminary version, quite different!): University of California, Berkeley, Technical Report p2pecon TR-2003-12-CC (also arXiv:cs.NI/0401010).
[paper (pdf, 181K)]    [slides (pdf, 448K)]    [BibTeX]

Information flow security & digital rights management

Nicolas Christin. Peer-to-Peer Networks: Interdisciplinary Challenges for Interconnected Systems. To appear in M. Dark (editor), Information Assurance and Security Ethics in Complex Systems: Interdisciplinary Perspectives. IGI Global, United States, 2010.

Keiji Takeda, Nicolas Christin, and Davar Pishva. Jouhou Sekyuriti ni Kansuru Torikumi Nitsuite no Saishin Doukou (Recent trends in information security challenges, in Japanese). Invited paper in Journal of Japan Society for Fuzzy Theory and Intelligent Informatics 19(3), Special Issue on Security and Trust, pages 200-208. June 2007.
[Abstract in English]       [BibTeX]

Nicolas Christin, Andreas S. Weigend, and John Chuang. Content Availability, Pollution and Poisoning in Peer-to-Peer File Sharing Networks. In Proceedings of the Sixth ACM Conference on Electronic Commerce (EC'05), pages 68-77. Vancouver, BC, Canada. June 2005.
[paper (pdf, 654K)]    [slides (pdf, 2M)]   [BibTeX]

Service differentiation in packet networks

Nicolas Christin, Jörg Liebeherr, and Tarek F. Abdelzaher. Enhancing Class-Based Service Architectures with Adaptive Rate Allocation and Dropping Mechanisms. In IEEE/ACM Transactions on Networking 15(3), pages 669-682. June 2007.
See also (older version): University of Virginia, Technical Report CS-2004-09.
[BibTeX]

Ahsan Habib, Nicolas Christin, and John Chuang. On the Feasibility of Switching ISPs in Residential Multihoming. In Proceedings of the Fifteenth IEEE International Workshop on Quality-of-Service (IWQoS 2007), pages 91-99. Chicago, IL. June 2007.
[paper (pdf, 276K)]   [BibTeX]

Nicolas Christin and Jörg Liebeherr. The QoSbox: Quantitative Service Differentiation in BSD Routers. In Computer Networks 50(17), pages 3353-3374, December 2006.
See also (very preliminary version, quite different): University of Virginia, Technical Report CS-2001-28. [BibTeX]

Victor Firoiu, Xiaohui Zhang, Emre Gündüzhan, and Nicolas Christin. Providing Service Guarantees in High-Speed Switching Systems with Feedback Output Queuing. In IEEE Transactions on Parallel and Distributed Systems 17(5), pages 434-447, May 2006.
See also (older version): Nortel Networks, Technical Report arXiv:cs.NI/0406019.
[paper (pdf, 312K)]    [BibTeX]

Ahsan Habib, Nicolas Christin, and John Chuang. Taking Advantage of Multihoming with Session Layer Striping. In Proceedings of the 9th IEEE Global Internet Symposium (Global Internet 2006), pages 102-107. Barcelona, Spain. April 2006.
[paper (pdf, 122K)]   [slides (pdf, 388K)]    [BibTeX]

Nicolas Christin and Jörg Liebeherr. Marking Algorithms for Service Differentiation of TCP Traffic. In Computer Communications 28(18), Special Issue on End-to-End Quality of Service Differentiation, pages 2058-2069. November 2005.
See also: University of Virginia, Technical Report CS-2003-04, February 2003.
[paper (pdf, 962K)]    [BibTeX]

Nicolas Christin. Quantifiable Service Differentiation for Packet Networks, Ph.D. Dissertation, University of Virginia, August 2003.
[dissertation (pdf, 3.3M)]    [slides (pdf, 2.4M)]    [BibTeX]

Nicolas Christin and Jörg Liebeherr. A QoS Architecture for Quantitative Service Differentiation. In IEEE Communications Magazine 41(6), Special Issue on Scalability in IP-Oriented Networks, pages 38-45. June 2003.
[paper (pdf, 99K)]    [BibTeX]

Jörg Liebeherr and Nicolas Christin. Rate Allocation and Buffer Management for Differentiated Services. In Computer Networks 40(1), Special Issue on the New Internet Architecture, pages 89-110. September 2002.
[paper (pdf, 1M)]    [BibTeX]

Nicolas Christin and Jörg Liebeherr. A Scalable Service Architecture for Providing Strong Service Guarantees. In Scalability and Traffic Control in IP Networks II (ITCOM'02), Proceedings of SPIE, vol. 4868, pages 31-42. Boston, MA. July 2002.
[paper (pdf, 261K)]    [slides (pdf, 2M)]    [BibTeX]

Nicolas Christin, Jörg Liebeherr, and Tarek F. Abdelzaher. A Quantitative Assured Forwarding Service. In Proceedings of IEEE INFOCOM'02, vol. 2, pages 864-873, New York, NY. June 2002.
See also (long version): University of Virginia, Technical Report CS-2001-21, August 2001.
[paper (pdf, 338K)]    [slides (pdf, 2M)]    [BibTeX]

Jörg Liebeherr and Nicolas Christin. JoBS: Joint Buffer Management and Scheduling for Differentiated Services. In Proceedings of the Ninth IEEE/IFIP International Workshop on Quality-of-Service (IWQoS 2001), pages 404-418, Karlsruhe, Germany. June 2001.
[paper (ps.gz, 212K)]    [paper (pdf, 291K)]    [slides (pdf, 2.4M)]    [BibTeX]

Jörg Liebeherr and Nicolas Christin. Buffer Management and Scheduling for Enhanced Differentiated Services. University of Virginia, Technical Report CS-2000-24, August 2000.
[paper (ps.gz, 1.2M)]   [paper (pdf, 1.2M)]    [BibTeX]