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ORCIDSebastian Ramacher
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- affiliation: AIT Austrian Institute of Technology, Vienna, Austria
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2020 – today
- 2024
[j2]Valerio Cini, Sebastian Ramacher, Daniel Slamanig
, Christoph Striecks, Erkan Tairi:
(Inner-Product) Functional Encryption with Updatable Ciphertexts. J. Cryptol. 37(1): 8 (2024)- [c31]Lena Heimberger, Tobias Hennerbichler, Fredrik Meisingseth, Sebastian Ramacher, Christian Rechberger:
OPRFs from Isogenies: Designs and Analysis. AsiaCCS 2024 - [c30]Behzad Abdolmaleki, Noemi Glaeser, Sebastian Ramacher, Daniel Slamanig:
Circuit-Succinct Universally-Composable NIZKs with Updatable CRS. CSF 2024: 527-542 - [i27]Carsten Baum, Ward Beullens, Shibam Mukherjee, Emmanuela Orsini, Sebastian Ramacher, Christian Rechberger, Lawrence Roy, Peter Scholl:
One Tree to Rule Them All: Optimizing GGM Trees and OWFs for Post-Quantum Signatures. IACR Cryptol. ePrint Arch. 2024: 490 (2024) - [i26]Reyhaneh Rabaninejad, Behzad Abdolmaleki, Sebastian Ramacher, Daniel Slamanig, Antonis Michalas:
Attribute-Based Threshold Issuance Anonymous Counting Tokens and Its Application to Sybil-Resistant Self-Sovereign Identity. IACR Cryptol. ePrint Arch. 2024: 1024 (2024) - 2023
- [c29]Christoph Döberl, Wolfgang Eibner, Simon Gärtner, Manuela Kos, Florian Kutschera, Sebastian Ramacher:
Quantum-resistant End-to-End Secure Messaging and Email Communication. ARES 2023: 125:1-125:8 - [c28]Paul James, Stephan Laschet, Sebastian Ramacher, Luca Torresetti:
Key Management Systems for Large-Scale Quantum Key Distribution Networks. ARES 2023: 126:1-126:9 - [c27]Christian Göth, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks, Erkan Tairi, Alexander Zikulnig:
Optimizing 0-RTT Key Exchange with Full Forward Security. CCSW@CCS 2023: 55-68 - [c26]Sonja Bruckner, Sebastian Ramacher, Christoph Striecks:
Muckle+: End-to-End Hybrid Authenticated Key Exchanges. PQCrypto 2023: 601-633 - [i25]Stephan Krenn, Thomas Lorünser, Sebastian Ramacher, Florian Wohner:
Outsourced Computations Maintaining Confidentiality and Authenticity. ERCIM News 2023(133) (2023) - [i24]Behzad Abdolmaleki, Noemi Glaeser, Sebastian Ramacher, Daniel Slamanig:
Universally Composable NIZKs: Circuit-Succinct, Non-Malleable and CRS-Updatable. IACR Cryptol. ePrint Arch. 2023: 97 (2023) - [i23]Sonja Bruckner, Sebastian Ramacher, Christoph Striecks:
Muckle+: End-to-End Hybrid Authenticated Key Exchanges. IACR Cryptol. ePrint Arch. 2023: 653 (2023) - 2022
- [c25]Karl Koch, Stephan Krenn, Tilen Marc, Stefan More, Sebastian Ramacher:
KRAKEN: a privacy-preserving data market for authentic data. DE@CoNEXT 2022: 15-20 - [c24]Stefan More, Sebastian Ramacher, Lukas Alber, Marco Herzl:
Extending Expressive Access Policies with Privacy Features. TrustCom 2022: 574-581 - [p1]Silvia Gabrielli, Stephan Krenn, Donato Pellegrino, Juan Carlos Pérez Baún, Pilar Perez Berganza, Sebastian Ramacher, Wim Vandevelde:
KRAKEN: A Secure, Trusted, Regulatory-Compliant, and Privacy-Preserving Data Sharing Platform. Data Spaces 2022: 107-130 - [i22]Stefan More, Sebastian Ramacher, Lukas Alber, Marco Herzl:
Extending Expressive Access Policies with Privacy Features. CoRR abs/2212.02454 (2022) - [i21]Jan Bobolz, Fabian Eidens, Stephan Krenn, Sebastian Ramacher, Kai Samelin:
Issuer-Hiding Attribute-Based Credentials. IACR Cryptol. ePrint Arch. 2022: 213 (2022) - [i20]Valerio Cini, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks, Erkan Tairi:
(Inner-Product) Functional Encryption with Updatable Ciphertexts. IACR Cryptol. ePrint Arch. 2022: 1284 (2022) - [i19]Sebastian Ramacher, Daniel Slamanig, Andreas Weninger:
Privacy-Preserving Authenticated Key Exchange: Stronger Privacy and Generic Constructions. IACR Cryptol. ePrint Arch. 2022: 1338 (2022) - 2021
- [c23]Jan Bobolz, Fabian Eidens, Stephan Krenn, Sebastian Ramacher, Kai Samelin:
Issuer-Hiding Attribute-Based Credentials. CANS 2021: 158-178 - [c22]Lukas Helminger, Daniel Kales, Sebastian Ramacher, Roman Walch:
Multi-party Revocation in Sovrin: Performance through Distributed Trust. CT-RSA 2021: 527-551 - [c21]Sebastian Ramacher, Daniel Slamanig, Andreas Weninger:
Privacy-Preserving Authenticated Key Exchange: Stronger Privacy and Generic Constructions. ESORICS (2) 2021: 676-696 - [c20]Omar Veledar, Eric Armengaud, Leo Happ Botler, Violeta Damjanovic-Behrendt, Christian Derler, Stefan Jaksic, Lukas Krammer, Christian Lettner, Georg Macher, Stefan Marksteiner, Andreas Martin, Martin Matschnig, Peter Priller, Sebastian Ramacher, Kay Römer, Christoph Schmittner, Christina Tiefnig, Heribert Vallant, Heinz Weiskirchner, Mario Drobics:
Steering Drivers of Change: Maximising Benefits of Trustworthy IoT. EuroSPI 2021: 663-674 - [c19]David Derler, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks:
Fine-Grained Forward Secrecy: Allow-List/Deny-List Encryption and Applications. Financial Cryptography (2) 2021: 499-519 - [c18]Valerio Cini, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks, Erkan Tairi:
Updatable Signatures and Message Authentication Codes. Public Key Cryptography (1) 2021: 691-723 - [c17]Andreas Abraham, Karl Koch, Stefan More, Sebastian Ramacher, Miha Stopar:
Privacy-Preserving eID Derivation to Self-Sovereign Identity Systems with Offline Revocation. TrustCom 2021: 506-513 - [i18]Karl Koch, Stephan Krenn, Donato Pellegrino, Sebastian Ramacher:
Privacy-preserving Analytics for Data Markets using MPC. CoRR abs/2103.03739 (2021) - [i17]Andreas Abraham, Juan Carlos Pérez Baún, Sebastian Ramacher:
KRAKEN - Brokerage and Market Platform for Personal Data. ERCIM News 2021(126) (2021) - [i16]Valerio Cini, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks, Erkan Tairi:
Updatable Signatures and Message Authentication Codes. IACR Cryptol. ePrint Arch. 2021: 365 (2021) - 2020
- [j1]Felix Hörandner, Sebastian Ramacher, Simon Roth:
Selective end-to-end data-sharing in the cloud. J. Bank. Financial Technol. 4(1): 139-157 (2020) - [c16]Valerio Cini, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks:
CCA-Secure (Puncturable) KEMs from Encryption with Non-Negligible Decryption Errors. ASIACRYPT (1) 2020: 159-190 - [c15]Behzad Abdolmaleki, Sebastian Ramacher, Daniel Slamanig:
Lift-and-Shift: Obtaining Simulation Extractable Subversion and Updatable SNARKs Generically. CCS 2020: 1987-2005 - [c14]Lukas Alber, Stefan More, Sebastian Ramacher:
Short-Lived Forward-Secure Delegation for TLS. CCSW 2020: 119-132 - [c13]Daniel Kales, Sebastian Ramacher, Christian Rechberger, Roman Walch, Mario Werner:
Efficient FPGA Implementations of LowMC and Picnic. CT-RSA 2020: 417-441 - [c12]Karl Koch, Stephan Krenn, Donato Pellegrino, Sebastian Ramacher:
Privacy-Preserving Analytics for Data Markets Using MPC. Privacy and Identity Management 2020: 226-246 - [i15]Lukas Alber, Stefan More, Sebastian Ramacher:
Short-Lived Forward-Secure Delegation for TLS. CoRR abs/2009.02137 (2020) - [i14]Behzad Abdolmaleki, Sebastian Ramacher, Daniel Slamanig:
Lift-and-Shift: Obtaining Simulation Extractable Subversion and Updatable SNARKs Generically. IACR Cryptol. ePrint Arch. 2020: 62 (2020) - [i13]Lukas Helminger, Daniel Kales, Sebastian Ramacher, Roman Walch:
Multi-Party Revocation in Sovrin: Performance through Distributed Trust. IACR Cryptol. ePrint Arch. 2020: 724 (2020) - [i12]Valerio Cini, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks:
CCA-Secure (Puncturable) KEMs from Encryption With Non-Negligible Decryption Errors. IACR Cryptol. ePrint Arch. 2020: 1548 (2020)
2010 – 2019
- 2019
- [c11]Martin R. Albrecht, Lorenzo Grassi, Léo Perrin, Sebastian Ramacher, Christian Rechberger, Dragos Rotaru, Arnab Roy, Markus Schofnegger:
Feistel Structures for MPC, and More. ESORICS (2) 2019: 151-171 - [c10]Itai Dinur, Daniel Kales, Angela Promitzer, Sebastian Ramacher, Christian Rechberger:
Linear Equivalence of Block Ciphers with Partial Non-Linear Layers: Application to LowMC. EUROCRYPT (1) 2019: 343-372 - [c9]Daniel Kales, Olamide Omolola, Sebastian Ramacher:
Revisiting User Privacy for Certificate Transparency. EuroS&P 2019: 432-447 - [c8]Andreas Abraham, Felix Hörandner, Olamide Omolola, Sebastian Ramacher:
Privacy-Preserving eID Derivation for Self-Sovereign Identity Systems. ICICS 2019: 307-323 - [c7]Felix Hörandner, Sebastian Ramacher, Simon Roth:
Selective End-To-End Data-Sharing in the Cloud. ICISS 2019: 175-195 - [i11]Martin R. Albrecht, Lorenzo Grassi, Léo Perrin, Sebastian Ramacher, Christian Rechberger, Dragos Rotaru, Arnab Roy, Markus Schofnegger:
Feistel Structures for MPC, and More. IACR Cryptol. ePrint Arch. 2019: 397 (2019) - [i10]David Derler, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks:
I Want to Forget: Fine-Grained Encryption with Full Forward Secrecy in the Distributed Setting. IACR Cryptol. ePrint Arch. 2019: 912 (2019) - [i9]Daniel Kales, Sebastian Ramacher, Christian Rechberger, Roman Walch, Mario Werner:
Efficient FPGA Implementations of LowMC and Picnic. IACR Cryptol. ePrint Arch. 2019: 1368 (2019) - 2018
- [c6]David Derler, Sebastian Ramacher, Daniel Slamanig:
Short Double- and N-Times-Authentication-Preventing Signatures from ECDSA and More. EuroS&P 2018: 273-287 - [c5]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 (1) 2018: 219-250 - [c4]David Derler, Sebastian Ramacher, Daniel Slamanig:
Post-Quantum Zero-Knowledge Proofs for Accumulators with Applications to Ring Signatures from Symmetric-Key Primitives. PQCrypto 2018: 419-440 - [c3]David Derler, Sebastian Ramacher, Daniel Slamanig:
Generic Double-Authentication Preventing Signatures and a Post-quantum Instantiation. ProvSec 2018: 258-276 - [i8]David Derler, Stephan Krenn, Thomas Lorünser, Sebastian Ramacher, Daniel Slamanig, Christoph Striecks:
Revisiting Proxy Re-Encryption: Forward Secrecy, Improved Security, and Applications. IACR Cryptol. ePrint Arch. 2018: 321 (2018) - [i7]David Derler, Sebastian Ramacher, Daniel Slamanig:
Generic Double-Authentication Preventing Signatures and a Post-Quantum Instantiation. IACR Cryptol. ePrint Arch. 2018: 790 (2018) - 2017
- [c2]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. CCS 2017: 1825-1842 - [c1]David Derler, Sebastian Ramacher, Daniel Slamanig:
Homomorphic Proxy Re-Authenticators and Applications to Verifiable Multi-User Data Aggregation. Financial Cryptography 2017: 124-142 - [i6]David Derler, Sebastian Ramacher, Daniel Slamanig:
Homomorphic Proxy Re-Authenticators and Applications to Verifiable Multi-User Data Aggregation. IACR Cryptol. ePrint Arch. 2017: 86 (2017) - [i5]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. IACR Cryptol. ePrint Arch. 2017: 279 (2017) - [i4]Léo Perrin, Angela Promitzer, Sebastian Ramacher, Christian Rechberger:
Improvements to the Linear Layer of LowMC: A Faster Picnic. IACR Cryptol. ePrint Arch. 2017: 1148 (2017) - [i3]David Derler, Sebastian Ramacher, Daniel Slamanig:
Post-Quantum Zero-Knowledge Proofs for Accumulators with Applications to Ring Signatures from Symmetric-Key Primitives. IACR Cryptol. ePrint Arch. 2017: 1154 (2017) - [i2]David Derler, Sebastian Ramacher, Daniel Slamanig:
Short Double- and N-Times-Authentication-Preventing Signatures from ECDSA and More. IACR Cryptol. ePrint Arch. 2017: 1203 (2017) - 2016
- [i1]David Derler, Claudio Orlandi, Sebastian Ramacher, Christian Rechberger, Daniel Slamanig:
Digital Signatures from Symmetric-Key Primitives. IACR Cryptol. ePrint Arch. 2016: 1085 (2016)
Coauthor Index
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last updated on 2024-10-07 21:22 CEST by the dblp team
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