Thomas Länger, Ala Alaqra, Simone Fischer-Hübner, Erik Framner, John Sören Pettersson, Katrin Riemer. HCI Patterns for Cryptographically Equipped Cloud Services. 20th International Conference on Human-Computer Interaction. Las Vegas, Nevada, USA. July 15 - 20 2018.
Stephan Krenn, Henrich C. Pöhls, Kai Samelin, Daniel Slamanig. Protean Signature Schemes. Cryptology and Network Security - CANS 2018. Naples, Italy, Sep 30 - Oct 3, 2018.
Lucas Schabhüser, Denis Butin, Johannes Buchmann. CHQS: Publicly Verifiable Homomorphic Signatures Beyond the Linear Case. ISPEC 2018. Tokyo, Japan, Sep 25-27, 2018.
Lucas Schabhüser, Denis Butin, Denise Demirel, Johanens Buchmann. Function-Dependent Commitments for Verifiable Multi-Party Computation. ISC 2018. Frankfurt, Germany, June 24-28, 2018.
Henrich C. Pöhls. Increasing the Legal Probative Value of Cryptographically Private Malleable Signatures. University of Passau. - PhD Thesis.
Ala Alaqra. The Wicket Problem of Privacy - Design Challenges for crypto-based solutions. Karlstad: Karlstads universitet, 2018. , p. 14. - Licentiate Thesis.
Thomas Lorünser, Thomas Länger, Henrich Poehls and Leon Sell. CryptSDLC: Embedding Cryptographic Engineering into Secure Software Development Lifecycle. Hamburg, Germany, August 27 – 30, 2018.
Christoph Dobraunig, Maria Eichlseder, Lorenzo Grassi, Virginie Lallemand, Gregor Leander, Eik List, Florian Mendel and Christian Rechberger. Rasta: A cipher with low ANDdepth and few ANDs per bit. Crypto 2018. Santa Barbara, California, August 17 - 18, 2018.
Eva Muñoz, Santiago Cáceres, Antonio Marqués. Providing secure mechanisms to protect personal data in a mobility platform. 25th ITS World Congress. Copenhagen, Denmark, September 17 - 21, 2018.
Jakob Stangl, Thomas Lorünser, Sai Dinakarrao. A Fast and Resource Efficient FPGA Implementation of Secret Sharing for Storage Applications. DATE 2018 - Decision, Automation and Test in Europe. Dresden, Germany, March 19 -23, 2018.
David Derler, Daniel Slamanig. Highly-Efficient Fully-Anonymous Dynamic Group Signatures. 13th ACM ASIA Conference on Information, Computer and Communications Security (ACM ASIACCS 2018). Songdo, Incheon, Korea, June 4th - 8th, 2018.
Stephan Krenn, Henrich C. Pöhls, Kai Samelin and Daniel Slamanig. Chameleon-Hashes with Dual Long-Term Trapdoors and Their Applications. 1Oth International Conference on Cryptology, AFRICACRYPT 2018. Marrakesh, Morocco, May 7-9, 2018.
Giulia Traverso, Denise Demirel, Johannes Buchmann. Performing Computations on Hierarchically Shared Secrets. 1Oth International Conference on Cryptology, AFRICACRYPT 2018. Marrakesh, Morocco, May 7-9, 2018.
David Derler, Daniel Slamanig. Practical Witness Encryption for Algebraic Languages Or How to Encrypt Under Groth-Sahai Proofs. Designs, Codes and Cryptography Journal.
Ioannis Sfyrakis, Thomas Groß - “UniGuard: Protecting Unikernels using Intel SGX” - IEEE International Conference on Cloud Engineering 2018. Orlando, Florida, U.S.A, April 17 - 20, 2018.
David Derler, Sebastian Ramacher, Daniel Slamanig - "Post-Quantum Zero-Knowledge Proofs for Accumulators with Applications to Ring Signatures from Symmetric-Key Primitives" - PQCrypto 2018. Fort Lauderdale, Florida, USA, April 9-11, 2018.
David Derler, Tibor Jager, Daniel Slamanig, Christoph Striecks - "Bloom Filter Encryption and Applications to Efficient Forward-Secret 0-RTT Key Exchange" - EUROCRYPT 2018. Tel Aviv, Israel, April 29-May 3 2018.
A Linearly Homomorphic Signature Scheme from Weaker Assumptions. IMA International Conference on Cryptography and Coding (IMACC 2017). 12 - 14 December 2017, Oxford, UK.
David Derler. A Modular Framework for Privacy-Enhancing Signatures: Generalizations, Extensions and Novel Building Blocks. Graz University of Technology. - PhD Thesis.
David Derler, Stephan Krenn, Thomas Lorünser, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks. Revisiting Proxy Re-Encryption: Forward Secrecy, Improved Security, and Applications. Public Key Cryptography (PKC), Rio De Janeiro, Brazil, March 25-28, 2018.
Thomas Lorünser, Stephan Krenn, Christoph Striecks, Thomas Länger. Agile Cryptographic Solutions for the Cloud. e&i Elektrotechnik und Informationstechnik.
David Derler, Sebastian Ramacher, Daniel Slamanig. Short Double- and N-Times-Authentication-Preventing Signatures from ECDSA and More. 3rd IEEE European Symposium on Security and Privacy (EuroS&P 2018). April 24-26, 2018, London, United Kingdom.
Melissa Chase, David Derler, Steven Goldfeder, Claudio Orlandi, Sebastian Ramacher, Christian Rechberger, Daniel Slamanig, Greg Zaverucha. Post-Quantum Zero-Knowledge and Signatures from Symmetric-Key Primitives. 24th ACM Conference on Computer and Communications Security (ACM CCS 2017). Dallas, Texas, USA. October 30 – November 3, 2017
Arne Bilzhause, Henrich C. Pöhls and Kai Samelin. Position Paper: The Past, Present, and Future of Sanitizable and Redactable Signatures. Workshop on Security, Privacy, and Identity Management in the Cloud (SECPID 2017). Reggio Calabria, Italy. August 29 – September 2, 2017.
Henrich C. Pöhls and Thomas Länger. Einsetzbare Kryptografie für die Cloud. Zeitschrift für Datenrecht und informationssicherheit (digma). Jahrgang 17, Heft 1, März 2017
Andreas Happe, Florian Wohner and Thomas Loruenser. The Archistar Secret-Sharing Backup Proxy. Workshop on Security, Privacy, and Identity Management in the Cloud (SECPID 2017). Reggio Calabria, Italy. August 29 – September 2, 2017.
Andreas Happe, Bob Duncan, Alfred Bratterud. Unikernel for Cloud Services: How Single-Responsibility can Reduce Complexity. 2nd International Conference on Complexity, Future Information Systems and Risk Complexis 2017. Porto, Portugal, 24 - 26 April 2017.
Johannes Buchmann, Denise Demirel, Lucas Schabhüser. Privately and Publicly Verifiable Computing Techniques: A Survey. Springer Briefs in Computer Science. Book.
Pasquale Chiaro, Simone Fischer-Hübner, Thomas Groß, Stephan Krenn, Thomas Lorünser, Ana Isabel Martinez Garcia, Andrea Migliavacca, Kai Rannenberg, Daniel Slamanig, Christoph Striecks, and Alberto Zanini. Secure and Privacy-Friendly Storage and Data Processing in the Cloud. IFIP Summer School 2017 - Privacy and Identity Management. Ispra, Italy, September 3-8, 2017.
Johannes Buchmann, Denise Demirel, Lucas, Schabhüser, Patrick Struck. Linearly Homomorphic Authenticated Encryption with Provable Correctness and Public Verifiability. Codes, Cryptology and Information Security - Second International Conference (C2SI), 2017. Rabat, Morocco, April 10 -12, 2017.
Johannes Buchmann, Denise Demirel, Matthias Geihs, Martin A. Gagliotti Vigil, Christian Weinert. MoPS: A Modular Protection Scheme for Long-Term Storage. Asia Conference on Computer and Communications Security (AsiaCCS 2017). April 2-6, 2017, Abu Dhabi, UAE.
Giulia Traverso, Carlos Garcia Cordero, Mehrdad Nojoumian, Denise Demirel, Reza Azarderakhsh, Sheikh Mahbub Habib, Johannes A. Buchmann. Evidence-Based Trust Mechanism Using Clustering Algorithms for Distributed Storage Systems. Privacy, Security and Trust 2017.
Georg Fuchsbauer, Christian Hanser, Daniel Slamanig. Structure-Preserving Signatures on Equivalence Classes and Constant-Size Anonymous Credentials. Journal of Cryptology (accepted).
Michael Till Beck, Jan Camenisch, David Derler, Stephan Krenn, Henrich C. Pöhls, Kai Samelin and Daniel Slamanig. Practical Strongly Invisible and Strongly Accountable Sanitizable Signatures. 22nd Australasian Conference on Information Security and Privacy. Auckland, New Zealand, 3-5 July 2017.
Johannes Braun, Johannes Buchmann, Denise Demirel, Matthias Geihs, Mikio Fujiwara, Shiho Moriai, Masahide Sasaki, Atsushi Waseda. LINCOS - A Storage System Providing Long-Term Integrity, Authenticity, and Confidentiality. ACM Asia Conference on Computer and Communications Security (ASIACCS) 2017. Abu Dhabi, UAE, April 2-6, 2017 (to appear).
Jacqueline Brendel, Denise Demirel. Efficient Proactive Secret Sharing. 14th Annual Conference on Privacy, Security and Trust, PST 2016, Auckland, New Zealand.
Giulia Traverso, Denise Demirel, Johannes Buchmann. Homomorphic Signature Schemes - A Survey. SpringerBriefs.
David Derler, Sebastian Ramacher, Daniel Slamanig. Homomorphic Proxy Re-Authenticators and Applications to Verifiable Multi-User Data Aggregation. 21st International Conference on Financial Cryptography and Data Security, FC 2017. Sliema, Malta, April 3–7, 2017.
Daniel Slamanig, Raphael Spreitzer, Thomas Unterluggauer. Linking-Based Revocation for Group Signatures : A Pragmatic Approach for Efficient Revocation Checks. International Conference on Cryptology & Malicious Security hosted in Malaysia (Mycrypt 2016). Kuala Lumpur, Malaysia, December 1st-2nd 2016, Proceedings.
Bob Duncan, Andreas Happe, Alfred Bratterud. Enterprise IoT Security and Scalability: How Unikernels can Improve the Status Quo. IEEE/ACM 9th International Conference on Utility and Cloud Computing 2016. Shanghai, China, 6 - 9 December 2016.
Martin R. Albrecht, Lorenzo Grassi, Christian Rechberger, Arnab Roy, Tyge Tiessen. MiMC: Efficient Encryption and Cryptographic Hashing with Minimal Multiplicative Complexity. 22nd International Conference on the Theory and Application of Cryptology and Information Security (ASIACRYPT 2016). Hanoi, Vietnam, December 4-8, 2016, Proceedings.
Jan Camenisch, David Derler, Stephan Krenn, Henrich C. Pöhls, Kai Samelin, and Daniel Slamanig. "Chameleon-Hashes with Ephemeral Trapdoors And Applications to Invisible Sanitizable Signatures". In: PKC 2017, LNCS, Springer. (to appear)
Stephan Krenn, Thomas Lorünser, Christoph Striecks. Batch-verifiable secret sharing with unconditional privacy. 3rd International Conference on Information System Security and Privacy 2017, Porto, Portugal, February 19-21, 2017, Proceedings
Giulia Traverso, Denise Demirel, Sheikh Mahbub Habib, Johannes Buchmann. AS³: Adaptive Social Secret Sharing for Distributed Storage Systems. 14th Annual Conference Privacy, Security and Trust, Auckland, New Zealand, 12 - 14 December 2016, Proceedings.
Matthias Geihs, Denise Demirel, Johannes Buchmann. A security analysis of techniques for long-term integrity protection. 14th Annual Conference Privacy, Security and Trust, Auckland, New Zealand, 12 - 14 December 2016, Proceedings.
Lucas Schabhüser, Denise Demirel, Johannes Buchmann. An unconditionally Hiding Auditing Procedure for Multi-Party Computations. The 2nd IEEE Workshop on Security and Privacy in the Cloud (SPC 2016). Philadelphia, PA USA, 17-19 October 2016. Proceedings.
Denis Butin, Denise Demirel, and Johannes Buchmann. Formal Policy-based Provenance Audit. 11th International Workshop on Security, IWSEC 2016, Tokyo, Japan, September 12-14, 2016, Proceedings.
Andreas Happe and Thomas Lorünser. Exchanging Database Writes with Modern Cryptography. The First International Conference on Advances in Cyber-Technologies and Cyber-Systems (CYBER 2016). Venice, Italy, October 9 - 13, 2016.
Henrich C. Pöhls, Christoph Frädrich, Wolfgang Popp, Noelle Rakotondravony, Kai Samelin. "Integrity and Authenticity Protection with Selective Disclosure Control in the Cloud & IoT". 18th International Conference on Information and Communications Security ICICS2016, Singapore, November 29 - December 02, 2016. Proceedings.
David Derler, Stephan Krenn, and Daniel Slamanig. “Signer-Anonymous Designated-Verifier Redactable Signatures for Cloud-Based Data Sharing“. CANS 2016, LNCS, November 14-16, 2016, Milan, Italy. Proceedings. (in press)
Thomas Länger, Henrich C. Pöhls, Solange Ghernaouti. Selected Cloud Security Patterns to Improve End User Security and Privacy in Public Clouds. 4th Annual Privacy Forum APF 2016, September 7-8, 2016. Proceedings.
Denise Demirel, Stephan Krenn, Thomas Loruenser, Giulia Traverso. Efficient Third Party Auditing for a Distributed Storage System. ARES 2016, Salzburg, Austria, August 31 – September 2, 2016.Proceedings.
Thomas Loruenser, Daniel Slamanig, Thomas Länger and Henrich Poehls. PRISMACLOUD Tools: A cryptographic toolbox for increasing security in cloud services. SECPID EU Symposium ARES 2016, Salzburg, Austria, August 31 – September 2, 2016.Proceedings.
A. Hudic, M. Flittner, P. Radl, T. Lorunser and R. Bless. Towards a Unified Secure Cloud Service Development and Deployment Life-cycle. SAW Workshop - ARES 2016, Salzburg, Austria, August 31 – September 2, 2016.Proceedings.
Michael Till Beck, Stephan Krenn, Franz-Stefan Preiss, and Kai Samelin. “Practical Signing-Right Revocation“, in: Michael Franz and Panos Papadimitratos (eds.) TRUST 2016, pp. 21-39, LNCS 9824, Vienna/Austria, Springer.
David Derler, Christian Hanser, Henrich C. Pöhls and Daniel Slamanig. Towards Authenticity and Privacy Preserving Accountable Workflows. 10th IFIP Summer School 2016. Edinburgh, UK, August 16-21, 2015. Proceedings.
Giulia Traverso, Denise Demirel, Johannes Buchmann. Dynamic and Verifiable Hierarchical Secret Sharing. 9th International Conference on Information Theoretic Security (ICITS 2016). Tacoma, Washington, USA, 9-12 August 2016. Proceedings.
A. Alaqra, S. Fischer- Hübner, J.S. Pettersson and E. Wästlund. Stakeholders’ Perspectives on Malleable Signatures in a Cloud-based eHealth Scenario. Proceedings of the Tenth International Symposium on Human Aspects of Information Security & Assurance (HAISA 2016), Frankfurt, Germany, 19th - 21st July 2016.
Martín Vigil, Denise Demirel, Sheikh Mahbub Habib, Sascha Hauke, Johannes Buchmann, Max Mühlhäuser. LoT: a Reputation-based Trust System for Long-term Archiving. The Tenth International Conference on Emerging Security Information, Systems and Technologies - SECURWARE 2016, July 24 - 28, 2016 - Nice, France. Proceedings.
Track: Security management
A. Bilzhause, M. Huber, H. C. Pöhls and K. Samelin. Cryptographically Enforced Four-Eyes Principle. In Proc. of the Workshop on Security, Privacy, and Identity Management in the Cloud to be held at the 11th International Conference on Availability, Reliability and Security (ARES SECPID 2016), Conference Publishing Services (CPS), 2016.
Georg Fuchsbauer, Christian Hanser, Chethan Kamath, and Daniel Slamanig. "Practical Round-Optimal Blind Signatures in the Standard Model from Weaker Assumptions". In Security and Cryptography for Networks - 10th International Conference, SCN 2016, Amalfi, Italy, August 31 - September 2, 2016. Proceedings.
Andreas Happe, Thomas Loruenser, Stephan Krenn. Malicious Clients in Distributed Secret Sharing Based Storage Networks. Brno, Czech Republic — 7-8 April 2016. Proceedings.
Jan Camenisch, Robert R. Enderlein, Stephan Krenn, Ralf Küsters, and Daniel Rausch, "Universal Composition with Responsive Environments", 22nd International Conference on the Theory and Application of Cryptology and Information Security (ASIACRYPT 2016), Hanoi, Vietnam, December 4-8, 2016. Proceedings.
Olivier Blazy, David Derler, Daniel Slamanig, and Raphael Spreitzer. "Non-Interactive Proofs for Plaintext (In-)Equality and Group Signatures with Veriable Controllable Linkability". In Topics in Cryptology - CT-RSA 2016, The Cryptographer's Track at the RSA Conference 2016, San Francisco, CA, USA, February 29- March 4, 2016. Proceedings, 2016.
Alaa Alaqra, Simone Fischer-Hübner, Thomas Groß, Thomas Lorünser and Daniel Slamanig. Signatures for Trust and Accountability in the Cloud: A Technical and User Perspective. 10th IFIP Summer School 2015. 16 - 21 August 2015, Edinburg, UK. Proceedings.
David Derler, Henrich C. Pöhls, Kai Samelin, Daniel Slamanig. "A General Framework for Redactable Signatures and New Constructions", Information Security and Cryptology - ICISC 2015 - 18th International Conference, Seoul, Korea, November 25-27, 2015.
David Derler, Christian Hanser, and Daniel Slamanig. "A New Approach To Efficient Revocable Attribute-Based Anonymous Credentials". In Cryptography and Coding - 15th IMA International Conference, IMACC 2015, Oxford, UK, December 15-17, 2015. Proceedings.
Thomas Lorünser, Thomas Länger, and Daniel Slamanig "Cloud Security and Privacy by Design" 6th International Conference on E-Democracy, Athens, Greece, 10th - 11th December, 2015. Proceedings.
Hannes Groß, Marko Hölbl, Daniel Slamanig, Raphael Spreitzer. "Privacy-Aware Authentication in the Internet of Things", Cryptology and Network Security, 14th International Conference, CANS 2015, Marrakesh, Morocco, December 8-12. 2015.
Sören Bleikertz, Carsten Vogel, Thomas Groß, Sebastian Mödersheim. "Proactive Security Analysis of Changes in Virtualized Infrastructures". 2015 Annual Computer Security Applications Conference, ACSAC 31, Los Angeles, California, USA, December 5-9 December, 2015.
Thomas Lorünser, Andreas Happe, and Daniel Slamanig. "ARCHISTAR: Towards Secure and Robust Cloud Based Data Sharing". IEEE 7th International Conference on Cloud Computing Technology and Science, CloudCom 2015, Vancouver, Canada, November 30 - December 3, 2015.
F.W.J. v. Geelkerken, H. C. Pöhls and S. Fischer-Hübner. The legal status of malleable- and functional signatures in light of Regulation (EU) No 910/2014. 3rd International Academic Conference of Young Scientists "Law and Psychology 2015" (LPS 2015), L'viv Polytechnic Publishing House, Ukraine, November 26-28, 2015.
David Derler and Daniel Slamanig. "Rethinking Privacy for Extended Sanitizable Signatures and a Black-Box Construction for Strongly Private Schemes". In Provable Security - 9th International Conference, ProvSec 2015. Kanazawa, Japan, November 24-26, 2015.
Stephan Krenn, Kai Samelin, and Dieter Sommer, "Stronger Security Definition for Sanitizable Signatures", Data Privacy Management - DPM 2015, Vienna, Austria, September 21–22, 2015.
Jan Camenisch, Stephan Krenn, Anja Lehmann, Gert L. Mikkelsen, Gregory Neven, and Michael Ø. Pedersen, "Formal Treatment of Privacy-Enhancing Credential Systems", Selected Areas in Cryptography - SAC 2015, Sackville, New Brunswick, Canada, August 12–14, 2015.
Christian Hanser, Max Rabkin and Dominique Schröder, "Verifiably Encrypted Signatures: Security Revisited and a New Construction." 20th European Symposium on Research in Computer Security, Computer Security - ESORICS 2015, volume 5922 of LNCS, Springer-Verlag, Vienna, Austria, September 21-25, 2015.
Henrich C. Pöhls and Kai Samelin, "Accountable Redactable Signatures" 10th International Conference on Availability, Reliability and Security, ARES 2015, IEEE, Toulouse, France, August 24–28, 2015.
Elias Z. Tragos, Henrich C. Pöhls, Ralf C. Staudemeyer, Daniel Slamanig, Adam Kapovits, Santiago Suppan, Alexandros Fragkiadakis, Gianmarco Baldini, Ricardo Neisse, Peter Langendörfer, Zoya Dyka and Christian Wittke. "Securing the Internet of Things - Security and Privacy in a Hyperconnected World" In Building the Hyperconnected Society - IoT Research on Innovation Value Chains Ecosystems and Markets, River Publishers series in communications Volume 43, June 2015.
Thomas Lorünser, Charles Bastos Rodriguez, Denise Demirel, Simone Fischer-Hübner, Thomas Groß, Thomas Länger, Mathieu des Noes, Henrich C. Pöhls, Boris Rozenberg, and Daniel Slamanig. "Towards a New Paradigm for Privacy and Security in Cloud Services". In New LEIT projects on Security-by-Design - 4th Cyber Security and Privacy EU Forum, CSP Forum 2015, Brussels, Belgium, April 28th - 29th, 2015.
Thomas Gross. "Signatures and Efficient Proofs on Committed Graphs and NP-Statements", Financial Cryptography and Data Security 2015 - 19th International Conference, Puerto Rico, January 26-30, 2015.