PRISMACLOUD

PRISMACLOUD
PRIvacy & Security MAintaining Services in the CLOUD

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

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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.

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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.

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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.

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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.

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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.

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Georg Fuchsbauer, Christian Hanser, Daniel Slamanig. Structure-Preserving Signatures on Equivalence Classes and Constant-Size Anonymous Credentials. Journal of Cryptology (accepted).

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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.

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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).

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Jacqueline Brendel, Denise Demirel. Efficient Proactive Secret Sharing. 14th Annual Conference on Privacy, Security and Trust, PST 2016, Auckland, New Zealand.

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Giulia Traverso, Denise Demirel, Johannes Buchmann. Homomorphic Signature Schemes - A Survey. SpringerBriefs.

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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.

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Daniel Slamanig, Raphael Spreitzer, Thomas Unterluggauer. Group Signatures with Linking-Based Revocation: 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.

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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.

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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)

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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

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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.

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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.

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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.

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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.

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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.

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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)

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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

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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.

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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.

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Andreas Happe, Thomas Loruenser, Stephan Krenn. PBFT and Secret-Sharing in Storage Settings. Brno, Czech Republic — 7-8 April 2016. Proceedings.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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Stephan Krenn, Kai Samelin, and Dieter Sommer, "Stronger Security Definition for Sanitizable Signatures", Data Privacy Management - DPM 2015, Vienna, Austria, September 21–22, 2015.

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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.

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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.

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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.

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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.

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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.

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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.

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