Prof. Dr.-Ing. Ahmad-Reza Sadeghi

Prof. Dr.-Ing. Sadeghi, Ahmad-Reza

Address

Ruhr-University Bochum
Universitätsstraße 150
D - 44780 Bochum
Germany

Location:
Dept. of Electr. Eng. and Information Sciences
Universitätsstr. 150
IC 4/36

Phone:
(+49) (0)234 32 - 24086
Fax:
(+49) (0)234 / 32 - 14956
Email:
ahmad.sadeghi@trust.rub.de
Website:
http://www.trust.rub.de/

Lectures

Publications

2010
Brea­king a Vir­tu­al Pass­word Sys­tem Based on Ran­do­mi­zed Li­ne­ar Ge­ne­ra­ti­on Func­tions
Ac­cep­ted for IEEE ICC 2010 - Com­mu­ni­ca­ti­on and In­for­ma­ti­on Sys­tem Se­cu­ri­ty Sym­po­si­um ('ICC'10 CISS')
Em­bed­ded SFE: Off­loa­ding Ser­ver and Net­work using Hard­ware To­kens.
14th In­ter­na­tio­nal Con­fe­rence on Fi­nan­ci­al Cryp­to­gra­phy and Data Se­cu­ri­ty (FC'10), Ja­nu­a­ry 25-28, Te­ne­ri­fe, Cana­ry Is­lands, Spain.
Enhancing RFID Security and Privacy by Physically Unclonable Functions (Extended Abstract)
In Foundations for Forgery-Resilient Cryptographic Hardware, volume 09282 of Dagstuhl Seminar Proceedings, pages 10-11. Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2010.
Extending IPsec for Efficient Remote Attestation
Accepted for RLCPS Workshop at Financial Cryptography 2010
Ma­ch­ia­vel­li Con­fronts 21st Cen­tu­ry Di­gi­tal Tech­no­lo­gy: De­mocra­cy in a Net­work So­cie­ty
Pat­terns for Se­cu­re Boot and Se­cu­re Sto­r­a­ge in Com­pu­ter Sys­tems
Ac­cep­ted for the 4th In­ter­na­tio­nal Work­shop on Se­cu­re sys­tems me­tho­do­lo­gies using pat­terns (Spat­tern 2010), 2010
Towards Automated Security Policy Enforcement in Multi-Tenant Virtual Data Centers
Journal of Computer Security, IOS Press, Vlo. 18, Number 1, pp. 89-121, 2010
2009
A Pattern for Secure Graphical User Interface Systems.
Presented at 3rd International Workshop on Secure systems methodologies using patterns (SPattern'09), Linz, Austria, August 31 - September 04, 2009
A Practical Property-based Bootstrap Architecture.
Accepted for ACMSTC'09
Anonymizer-Enabled Security and Privacy for RFID
In 8th International Conference on Cryptology And Network Security (CANS), Kanazawa, Japan, December 2009, Proceedings, volume 5888 of LNCS, pages 134-153. Springer-Verlag, 2009.
Automatic Generation of Sigma-Protocols
6th European Workshop on Public Key Services, Applications and Infrastructures (EUROPKI'09), September 10-11, Pisa, Italy.
Automatic Generation of Sound Zero-Knowledge Protocols.
28th Advances in Cryptology - EUROCRYPT 2009 (Poster Session), April 26-30, Cologne, Germany.
Bringing Zero-Knowledge Proofs of Knowledge to Practice.
17th International Workshop on Security Protocols (SPW'09), April 1-3, Cambridge, England.
Combining Signal Processing and Cryptographic Protocol Design for Efficient ECG Classification.
1st International Workshop on Signal Processing in the EncryptEd Domain (SPEED'09), September 10, Lausanne, Switzerland.
Dynamic Integrity Measurement and Attestation: Towards Defense Against Return-Oriented Programming Attacks.
Accepted as short paper for ACMSTC'09
Efficient privacy-preserving classification of ECG signals.
1st IEEE International Workshop on Information Forensics and Security (WIFS'09), December 6-9, London, UK.
Efficient Privacy-Preserving Face Recognition.
12th International Conference on Information Security and Cryptology (ICISC'09), December 2-4, Seoul, Korea.
Efficient RFID Security and Privacy with Anonymizers
Presented at: The 5th Workshop on RFID Security (RFIDSec) 2009, Leuven, Belgium, June 30 - July 2, 2009.
Einsatz von Sicherheitskernen und Trusted Computing.
D-A-CH Security 2009, Bochum, Germany.
Future of Assurance: Ensuring that a System is Trustworthy.
Accepted for ISSE'09.
Hide and Seek in Time - Robust Covert Timing Channels
14th European Symposium on Research in Computer Security (ESORICS 2009), September 21-25, Saint-Malo, France.
How to Combine Homomorphic Encryption and Garbled Circuits - improved Circuits and Computing the Minimum Distance Efficiently.
1st International Workshop on Signal Processing in the EncryptEd Domain (SPEED'09), September 10, Lausanne, Switzerland.
Improved Garbled Circuit Building Blocks and Applications to Auctions
ECRYPT workshop on Software Performance Enhancements for Encryption and Decryption and Cryptographic Compilers (SPEED-CC'09), October 12-13, Berlin, Germany.
Improved Garbled Circuit Building Blocks and Applications to Auctions and Computing Minima.
ECRYPT workshop on Software Performance Enhancements for Encryption and Decryption and Cryptographic Compilers (SPEED-CC'09), October 12-13, Berlin, Germany.
Improved Garbled Circuit Building Blocks and Applications to Auctions and Computing Minima.
8th International Conference on Cryptology And Network Security (CANS’09), Kanazawa, Ishikawa, Japan.
Location Privacy in RFID Applications
Privacy in Location-Based Applications: Research Issues and Emerging Trends, volume 5599 of LNCS, Springer-Verlag, pages 127-150, August 2009.
Memory Leakage-Resilient Encryption based on Physically Unclonable Functions.
Accepted for ASIACRYPT'09
Modeling Trusted Computing Support in a Protection Profile for High Assurance Security Kernels.
Accepted for TRUST 2009.
On the Design and Implementation of Efficient Zero-Knowledge Proofs of Knowledge
ECRYPT workshop on Software Performance Enhancements for Encryption and Decryption and Cryptographic Compilers (SPEED-CC'09), October 12-13, Berlin, Germany.
On the Security of PAS (Predicate-based Authentication Service).
Accept­ed for Annual Computer Security Applications Conference (ACSAC’09), 2009.
Physically Unclonable Pseudorandom Functions
Accepted for Poster session of Advances in Cryptology - EUROCRYPT 2009.
Practical Secure Evaluation of Semi-Private Functions.
7th International Conference on Applied Cryptography and Network Security (ACNS'09), June 2-5, Paris, France.
Reconfigurable Physical Unclonable Functions -- Enabling Technology for Tamper-Resistant Storage
Accepted for presentation at 2nd IEEE International Workshop on Hardware-Oriented Security and Trust (HOST), 2009.
Secure Evaluation of Private Linear Branching Programs with Medical Applications
14th European Symposium on Research in Computer Security (ESORICS'09), September 21-25, Saint Malo, France.
Secure VPNs for Trusted Computing Environments.
Trust 2009, Second International Conference on Trusted Computing, Oxford, UK, April 6-8, 2009
Transparent Mobile Storage Protection in Trusted Virtual Domains
accepted for USENIX 23rd Large Installation System Administration Conference (LISA '09)
Trusted Privacy Domains - Challenges for Trusted Computing in Privacy-Protecting Information Sharing.
Accepted for The 5th Information Security Practice and Experience Conference (ISPEC'09), 2009.
Trusted virtual domains - design, implementation and lessons learned.
Accepted for INTRUST 2009 - The International Conference on Trusted Systems.
TruWallet: Trustworthy and Migratable Wallet-Based Web Authentication.
Accepted for ACMSTC'09
Using Compilers to Enhance Cryptographic Product Development
Accepted for Information Security Solutions Europe (ISSE) 2009
2008
A Demonstrative Ad-hoc Attestation System
Information Security Conference 2008 (ISC'08), 2008.
A Forensic Framework for Tracing Phishers
International Federation for Information Processing, to appear in LNCS 6102.
An Efficient Implementation of Trusted Channels Based on OpenSSL
Accepted for ACMSTC 2008.
Efficient Helper Data Key Extractor on FPGAs
Accepted for CHES 2008.
Flexible and Secure Enterprise Rights Management Based on Trusted Virtual Domains
accepted for ACMSTC 2008.
Generalized Universal Circuits for Secure Evaluation of Private Functions
11th International Conference on Information Security and Cryptology (ICISC'08), December 3-5, Seoul, Korea.
Identification Protocols Revisited - Episode I: E-Passports
Presented at e-crypt workshop on Secure Component and System Identification (SECSI), 2008.
Improved Security Notions and Protocols for Non-Transferable Identification
To appear in ESORICS 2008.
Property-Based Attestation without a Trusted Third Party
Information Security Conference (ISC'08), 2008.
Property-Based TPM Virtualization
Information Security Conferene (ISC'08), 2008.
Provably Secure Browser-Based User-Aware Mutual Authentication over TLS
Accepted for ASIACCS'08.
Resettable and Non-Transferable Chip Authentication for E-Passports
To be presented at RFIDSec 2008.
Secure Multi-Coupons for Federated Environments: Privacy-Preserving and Customer-Friendly
Accepted for The 4th Information Security Practice and Experience Conference (ISPEC 2008), 21-23 April 2008, Sydney, Australia.
Securing Peer-to-Peer Distributions for Mobile Devices
Accepted for The 4th Information Security Practice and Experience Conference (ISPEC 2008), 21-23 April 2008, Sidney, Australia.
Sufficient Conditions for Intractability in the Generic Model: Providing Lower Bounds for Generalized DL and DH Problems
Accepted for ASIACRYPT 2008.
Trusted Computing—State of the Art and Challenges
Invited Talk at SOFSEM 2008, LNCS 4910, 2008
Universally Composable Security Analysis of TLS
Accepted for the Second Confer­ence on Provable Security (ProvSec), 2008.
User Privacy in Transport Systems Based on RFID E-Tickets
In Proceedings of the 1st International Workshop on Privacy in Location-Based Applications (PiLBA), Malaga, Spain, October 9, 2008.
2007
Combining Tardos Fingerprinting Codes and Fingercasting
In 9th International Workshop on Information Hiding (IH 2007), Saint Malo, France, June 11-13, 2007, Revised Selected Papers, volume 4567 of Lecture Notes on Computer Sience (LNCS), pages 294-310. Springer Verlag, 2007.
Fingercasting—Joint Fingerprinting and Decryption of Broadcast Messages
In Transactions on Data Hiding and Multimedia Security II, volume 4499 of Lecture Notes on Computer Sience (LNCS), pages 1-34. Springer Verlag, 2007.
Phishing Phishers - Observing and Tracing Organized Cybercrime
In Proceedings of the Second International Conference on Internet Monitoring and Protection (ICIMP 2007), Silicon Valley, California, July 1-5, 2007, page 3. IEEE Computer Society, 2007.
A Privacy-Protecting Multi-Coupon Scheme with Stronger Protection against Splitting
11th International Conference on Financial Cryptography and Data Security (FC 2007), Scarborough, Trinidad and Tobago, February 12-16, 2007. Revised Selected Papers, volume 4886 of Lecture Notes on Computer Sience (LNCS), pages 29-44. Springer Verlag, 2007.
Beyond Secure Channels
In Proceedings of the ACM Workshop on Scalable Trusted Computing (ACMSTC 2007), Alexandria, Virginia, USA, November 2, 2007, pages 30-40. ACM Press, 2007.
Browser Models for Usable Authentication Protocols
Presented at the Workshop on Web 2.0 Security and Privacy (W2SP 2007) held in conjunction with the IEEE Symposium on Security and Privacy, Oakland, California, May 24, 2007.
Browser Models for Usable Authentication Protocols.
In Proceedings of the IEEE Security and Privacy Workshop on Web 2.0 Security and Privacy (W2SP'07), Oakland (USA), 2007.
Browser-based Authentication Protocols for Naive Users.
accepted for presentation at the Western European Workshop on Research in Cryptology (WEWoRC 2007), Bochum (Germany), 2007.
Compartmented Security for Browsers
Technical Report HGI-TR-2007-001, Horst Görtz Institute for IT Security, Ruhr-University Bochum.
Compartmented Security for Browsers – Or How to Thwart a Phisher with Trusted Computing
In Proceedings of the The Second International Conference on Availability, Reliability and Security (ARES 2007), Vienna, Austria, April 10-13, 2007, pages 120-127. IEEE Computer Society, 2007.
Compartmented Security for Browsers---Or How to Thwart a Phisher with Trusted Computing.
In Proceedings of the IEEE International Conference on Availability, Reliability and Security (ARES'07), Vienna (Austria), 2007.
Enabling Fairer Digital Rights Management with Trusted Computing
In 10th International Conference on Information Security (ISC 2007), Valparaíso, Chile, October 9-12, 2007, Proceedings, volume 4779 of Lecture Notes on Computer Sience (LNCS), pages 53-70. Springer Verlag, 2007.
Enhancing Grid Security Using Trusted Virtualization
In 4th International Conference on Autonomic and Trusted Computing (ATC 2007), Hong Kong, China, July 11-13, 2007, Proceedings, volume 4610 of Lecture Notes in Computer Science (LNCS), pages 372-384. Springer Verlag, 2007.
Phishing Phishers -- Observing and Tracing Organized Cybercrime.
In Proceedings of the 2nd IEEE International Conference on Internet Monitoring and Protection (ICIMP'07), Silicon Valley (USA), 2007.
Reconfigurable Trusted Computing in Hardware
In Proceedings of the ACM Workshop on Scalable Trusted Computing (ACMSTC 2007), Alexandria, Virginia, USA, November 2, 2007, pages 15-25. ACM Press, 2007.
Trusted User-Aware Web Authentication
Presented at the Workshop on Trustworthy User Interfaces for Passwords and Personal Information (TIPPI'07), Stanford, USA, June 22, 2007.
Trusted User-Aware Web Authentication.
3rd Workshop on Trustworthy User Interfaces for Passwords and Personal Information, Stanford (USA), 2007.
2006
A Computational Model for Watermark Robustness
Accepted for Information Hiding Workshop, 2006.
A Generic Transformation from Symmetric to Asymmetric Broadcast Encryption
Technical Report detailing the ISC 2006 paper below. A preliminary version is available from the authors:
A Generic Transformation from Symmetric to Asymmetric Broadcast Encryption
Accepted for 9th Information Security Conference (ISC 2006), Samos, Greece, August 30 - Spetember 2, 2006. Published in Springer's LNCS 4176.
A Protocol for Property-Based Attestation
Accepted for The First ACM Workshop on Scalable Trusted Computing (STC'06)
Client Authentication in Federations Using a Security Mode
Accepted to be presented at Toward a More Secure Web - W3C Workshop on Usability and Transparency of Web Authentication.
Client Authentication in Federations Using a Security Mode.
Workshop on Transparency and Usability of Web Authentication, New York (USA), 2006.
Design and Implementation of a Secure Linux Device Encryption Architecture
Accepted to be presented at Linux-Tag 2006.
E-Passport: The Global Traceability or How to Feel Like an UPS Package
Presented at the Workshop on RFID Security 2006 in Graz.
Efficient Implementation of Zero-Knowledge Proofs for Watermark Detection in Multimedia Data.
To appear in LNCS Transactions on Data Hiding and Multimedia Security.
Fingercasting - Joint Fingerprinting and Decryption of Broadcast Messages
Technical Report detailing the ACISP 2006 paper below. A preliminary version is available from the authors:
Fingercasting - Joint Fingerprinting and Decryption of Broadcast Messages
Accepted for 11th Australasian Conference on Information Security and Privacy (ACISP 2006), Melbourne, Australia, July 3-5, 2006. Published in Springer's LNCS 4058.
Key Agreement for Heterogeneous Ad-Hoc Groups
to appear in International Journal of Wireless and Mobile Computing (IJWMC), Inderscience.
Key Agreement for Heterogenous Mobile Ad-hoc Groups
To appear in Special Issue on Ubiquitous Computing and Moblie Networking of IJWMC (International Journal of Wireless and Mobile Computing) Journal.
Linkable Democratic Group Signatures
Accepted for 2nd Information Security Practice and Experience Conference (ISPEC 2006), 11.-14. April, Hangzhou, China.
Linkable Democratic Group Signatures.
in Proceedings of the 2nd Information Security Practice and Experience Conference (ISPEC 2006), 11-14 April, Hangzhou, China.
Physical Security Bounds Against Tampering
Accepted for International Conference on Applied Cryptography and Network Security (ACNS 2006).
Play it once again, Sam - Enforcing Stateful Licenses on Open Platforms
Accepted to be presented at The Second Workshop on Advances in Trusted Computing (WATC '06 Fall).
Property-based Taming Lying Mobile Nodes
Accepted for International Workshop on Trusted and Autonomic Computing Systems (TACS 2006) at 20th IEEE International ­Conference on Advanced Information Networking and Applications (AINA 2006), 18.-20. April, Vienna, Austria.
Property-Based Taming of Lying Mobile Nodes.
in Proceedings of 20th IEEE International Conference on Advanced Information Networking and Applications (AINA 2006), IEEE International Workshop on Trusted and Autonomic Computing Systems (TACS 2006), 18-20 April, Vienna, Austria.
Security Architecture for Device Encryption and VPN
Accepted for ISSE (Information Security Solution Europe) 2006
TCG Inside? - A Note on TPM Specification Compliance
In Proceedings of the first ACM Workshop on Scalable Trusted Computing (ACMSTC), Alexandria, Virginia, USA, November 3, 2006, pages 47-56. ACM Press, 2006.
Towards Multicolored Computing - Compartmented Security to Prevent Phishing Attacks.
Workshop on Information and System Security (WISSEC'06), Antwerpen (Belgium), 2006 .
2005
A Privacy-Protecting Coupon System
Financial Cryptography 2005.
An Open Approach for Designing Secure Electronic Immobilizers
The First Information Security Practice and Experience Conference (ISPEC 2005).
Anti-theft Protection: Electronic Immobilizers
In: K. Lemke, C. Paar and M. Wolf (eds.): Embedded Security in Cars: Securing Current and Future Automotive IT Applications, pp. 51-67, Springer-Verlag. 2005.
Browser Model for Security Analysis of Browser-Based Protocols
Accepted for for European Symposium for Research in Computer Science (ESORICS), 2005 (see also IBM Technical Report).
Browser Model for Security Analysis of Browser-Based Protocols
IBM Technical Report RZ3600, 2005.­
Complementing Zero-Knowledge Watermark Detection: Proving Properties of Embedded Information Without Revealing it
to appear in ACM Multimedia Systems Journal.
Complementing Zero-Knowledge Watermark Detection: Proving Properties of Embedded Information Without Revealing it.
ACM Multimedia Systems Journal.
Embedding Trust into Cars—Secure Software Delivery and Installation
Third Workshop on Embedded Security in Cars (escar 2005), Cologne, Germany, November 29-30, 2005. Conference presentation
First Summary Report on Asymmetric Watermarking
ECRYPT, Network of Excellence in Cryptology, Project Deliverable (D.WVL.3), 2005.
Multilaterally Secure Computing Platforms – in your office, car and at home
1th German-Japanese Symposium: Security, Privacy and Safety in the Information Society, International Exchange Centre, Tokyo, Japan, September 2005.
New Aspects on Trusted Computing - New and Advanced Possibilities to Improve Security and Privacy
DuD Heft 9-05, Trusted Computing News.
Non-Interactive Watermark Detection for a Correlation-Based Watermarking Scheme
accepted for 9th IFIP TC-6 TC-11 Conference on Communications and Multimedia Security, 19-21 September 2005, Salzburg, Austria; to appear in LNCS.
Non-Interactive Watermark Detection for a Correlation-Based Watermarking Scheme
Accepted for 9th IFIP Conference on Communications and Multimedia Security (CMS) 2005, "Best Paper Award".
Property-Based Broadcast Encryption for Multi-level Security Policies
Technical Report detailing the ICISC 2005 paper below. A preliminary version is available from the authors
Property-Based Broadcast Encryption for Multi-level Security Policies
8th International Conference on Information Security and Cryptology (ICISC 2005), Seoul, Korea, December 1-2, 2005. Published in Springer's LNCS 3935. Conference presentation
Proving a WS-Federation Passive Requestor Profile with a Browser Model
Accepted for Workshop on Secure Web Services (SWS) 2005.
Secure Data Management in Trusted Computing
Proceedings of the Workshop on Cryptographic Hardware and Embedded Systems (CHES), LNCS 3659, Pages 324-338, Springer Verlag, 2005.
Secure Software Delivery and Installation in Embedded Systems
accepted for the First Information Security Practice and Experience Conference (ISPEC 2005), 11-14 April 2005, Singapore.
Secure Software Delivery and Installation in Embedded Systems
In: K. Lemke, C. Paar and M. Wolf (eds.): Embedded Security in Cars: Securing Current and Future Automotive IT Applications, pp. 27-49, Springer-Verlag. 2005.
Secure Software Delivery and Installation in Embedded Systems
Technical Report detailing the ISPEC 2005 conference paper below.
Secure Software Delivery and Installation in Embedded Systems
Presented at the First Information Security Practice and Experience Conference (ISPEC 2005).Springer, LNCS 3439, pp. 255-267.
Security Engineering for Zero-knowledge Watermark Detection
# Special Session on Media Security, WIAMIS 2005, 13-15 April 2005, Montreux, Switzerland.
Security Engineering for Zero-knowledge Watermark Detection
Special Session on Media Security, WIAMIS 2005, 13-15 April 2005, Montreux, Switzerland.
Simplified Hardness Proofs in the Generic Group Model
osition paper accepted for Western European Workshop on Research in Cryptology (WEWoRC 2005).
Sokrates - A Compiler Framework for Zero-Knowledge Protocols
Position paper accepted for Western European Workshop on Research in Cryptology (WEWoRC 2005).
Towards Multilateral Secure Digital Rights Distribution Infrastructures
accepted for ACM DRM Workshop'05, November 7, 2005, Alexandria, Virginia, USA.
Towards Multilateral Secure Digital Rights Distribution Infrastructures
Accepted for ACM DRM 2005.
Towards Multilateral Security On DRM Platforms
The First Information Security Practice and Experience Conference (ISPEC 2005).
Towards multilaterally secure computing platforms - with open source and trusted computing
Information Security Technical Report, Elesevier, Volume 10, Issue 2, 2005, Pages 83-95.
Towards Secure Computing Platforms with Open-Source and Trusted Computing
9. German IT security Congress, Federal Office for Information Security (Deutscher IT-Sicherheitskongress des BSI), Mai 2005.
Trusted Computing: Whom do we trust? Building Open Multilateral Secure Platforms Based On Trusted Computing
DRM Conference, 2005.
2004
Enhancing Security of Computing Platforms with TC-Technology
In Sachar Paulus, Norbert Pohlmann, Helmut Reimer (ed.): Information Security Solutions Europe (ISSE 2004), Vieweg Verlag, pp. 346-361., 2004.
European Multilateral Secure Computing Base - Open Trusted Computing for You and Me
Datenschutz und Datensicherheit (DUD) 9/2004, Vieweg Verlag, pp. 548-554, 2004.
Overcoming the Obstacles of Zero-Knowledge Watermark Detection.
ACM Multimedia and Security Workshop 2004, Magdeburg, Germany, pp. 46 - 55, © ACM, 2004.
Property-based Attestation for Computing Platforms: Caring about policies, not mechanisms
New Security Paradigm Workshop (NSPW), 2004.
Property-based Attestation for Computing Platforms: Caring about properties, not mechanisms
Panel on Themes and Highlights of the New Security Paradigms Workshop 2004. Presented at 20th Annual Computer Security Applications Conference (ACSAC) December, 2004.
Trusted Computing Platforms: Zur technischen und industriepolitischen Situation und Vorgehensweise
Hrsg. von Prof. Dr. iur. Christian Koenig, Andreas Neumann, Tobias Katzschmann: Vertrauenswürdige Systemumgebungen Technik, Recht und gesellschaftspolitische Implikationen des "Trusted Computing", Verlag Recht und Wirtschaft, Heidelberg, 2004.
2003
Advanced Techniques for Dispute Resolving and Authorship Proofs on Digital Works
Security and Watermarking of Multimedia Contents V, SPIE Electronic Imaging 2003.
Bridging the Gap between TCPA/Palladium and Personal Security
Technical Report, Saarland University, 2003.
Die digitale Signatur
In J. Balfanz, J. Wendenburg (Hrsg.): Digitale Signaturen in der Praxis, AWV Verlag, 2003.
Electronic Payment Systems
In D. Günnewig, E. Becker, W. Buhse, N. Rump (Eds.): Digital Rights Management, Springer Verlag, LNCS 2770, 2003.
Secure Object Identification - or: Solving The Chess Grandmaster Problem
Proceedings of the New Security Paradigms Workshop, August 18-21, 2003 in Ascona, Switzerland.
Sinn und Unsinn von TCPA und Palladium
Appeared in c't 13/2003, Heise-Verlag.
Taming "Trusted Computing" by Operating System Design
Proceedings of the 4th International Workshop on Information Security Applications (WISA'03), Cheju Island, Korea, August 2003.
The Quest for Security in Integrated Networks
11th International Conference on Telecommunication Systems, Modeling and Analysis, October 2-5, 2003 in Monterey CA.
Trusted Computing ohne Nebenwirkungen
Datenschutz und Datensicherheit (DUD) 9/2003, Vieweg Verlag, pp. 556-560.
Watermark Detection with Zero-Knowledge Disclosure
ACM Multimedia Systems Journal, Special Issue on Multimedia Security.
2002
Auctions with Multiple Rounds and Multiple Items
Int. Workshop on Trust and Privacy in Digital Business (DEXA 2002), 2002.
Cryptography Meets Watermarking: Detecting Watermarks with Minimal- or Zero-Knowledge Disclosure
XI European Signal Processing Conference, Volume I, pp. 446-449.
Final Report on Verification and Assessment
MAFTIA Deliverable D22, Project IST-1999-11583, January 2002.
2001
Assumptions Related to Discrete Logarithms: Why Subtleties Make a Real Difference
Eurocrypt 2001, LNCS 2045, Springer-Verlag, May 2001, 243-260.
How to Break a Semi-Anonymous Fingerprinting Scheme
Information Hiding: Fourth International Workshop, LNCS 2137, Springer-Verlag, Berlin, 2001, pp. 384-394.
Optimized Self-Synchronizing Mode of Operation
8th International Workshop on Fast Software Encryption, Yokohama, April 2001, LNCS, Springer-Verlag.
Zero-Knowledge Watermark Detection and Proof of Ownership
Information Hiding: Fourth International Workshop, LNCS 2137, Springer-Verlag, Berlin, 2001, pp. 273-288.
2000
Anonymous fingerprinting with direct non-repudiation
In T. Okamoto, editor, Advances in Cryptology - ASIACRYPT‘2000, volume 1976 of Lecture Notes in Computer Science, pages 401-414, Kyoto, Japan, 2000. International Association for Cryptologic Research, Springer-Verlag, Berlin Germany.
Proving ownership of digital content
In Andreas Pfitzmann, editor, Information Hiding - 3rd International Workshop, IH ’99, volume 1768 of Lecture Notes in Computer Science, pages 126-141, Dresden, Germany, October 2000. Springer-Verlag, Berlin Germany.
Self-escrowed cash against user black-mailing
In Proceedings of the Fourth Conference on Financial Cryptography (FC’00), volume 1962 of Lecture Notes in Computer Science, Anguilla, British West Indies, February 2000. International Financial Cryptography Association (IFCA), Springer-Verlag, Berlin Germany.
1999
Coin-based anonymous fingerprinting
In Jacques Stern, editor, Advances in Cryptology – EUROCRYPT ’99, volume 1599 of Lecture Notes in Computer Science, pages 1599 of Lecture Notes in Computer Science, pages 150-164: International Association for Cryptologic Research, Springer-Verlag, Berlin Germany, 1999.
Selbst-Deanonymisierbarkeit gegen Benutzererpressung in digitalen Münzsystemen
In Verlässliche IT-Systeme, GI-Fachtagung VIS 99, pages 35-48: DuD Fachbeiträge, Vieweg, Braunschweig, 1999.