Sandi: A System for Accountability and Applications in Direct Communication
Betül Durak, Kim Laine, Simon Langowski, Radames Cruz Moreno
EuroS&P 2025 | March 2025
Betül Durak
Principal Researcher
Publications
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Anonymous Tokens with Stronger Metadata Bit Hiding from Algebraic MACs
Betül Durak, Melissa Chase, Serge Vaudenay
CRYPTO | August 2023
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FAST: Secure and High Performance Format-Preserving Encryption and Tokenization
Betül Durak, Henning Horst, Michael Horst, Serge Vaudenay
ASIACRYPT | December 2021
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Precio: Private Aggregate Measurement via Oblivious Shuffling
Erik Anderson, Melissa Chase, Betül Durak, Kim Laine, Chenkai Weng
November 2021
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Improving the Efficiency of AES Protocols in Multi-Party Computation
Betül Durak, Jorge Guajardo
Financial Cryptography and Data Security | October 2021
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Post-Compromise Security in Self-Encryption
Betül Durak, Gwangbae Choi, Serge Vaudenay
ITC | July 2021
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Beyond Security and Efficiency: On-Demand Ratcheting with Security Awareness
Betül Durak, Andrea Caforio, Serge Vaudenay
PKC | May 2021
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Cryptanalysis of LowMC instances using single plaintext/ciphertext pair
Betül Durak, Subhadeep Banik, Khashayar Barooti, Serge Vaudenay
FAST | December 2020
Best Paper Award
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BioLocker: A Practical Biometric Authentication Mechanism Based on 3D Fingervein
Betül Durak, Lois Huguenin-Dumittan, Serge Vaudenay
ACNS | August 2020
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BioID: A Privacy-Friendly Identity Document
Betül Durak, Fatih Balli, Serge Vaudenay
STM | September 2019
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Bidirectional Asynchronous Ratcheted Key Agreement with Linear Complexity
Betül Durak, Serge Vaudenay
IWSEC | July 2019
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Misuse Attacks on Post-quantum Cryptosystems
Betül Durak, Ciprian Baetu, Lois Huguein-Dumittan, Abdullah Talaylan, Serge Vaudenay
EUROCRYPT | April 2019
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Oblivious Dynamic Searchable Encryption on Distributed Cloud Systems
Betül Durak, Thang Hoang, Attila A. Yavuz, Jorge Guajardo
DBSec | July 2018
Best Paper Award
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Generic Round-Function-Recovery Attacks for Feistel Networks over Small Domains
Betül Durak, Serge Vaudenay
ACNS | June 2018
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Breaking the FF3 Format-Preserving Encryption Standard over Small Domains
Betül Durak, Serge Vaudenay
CRYPTO | July 2017
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What Else is Revealed by Order-Revealing Encryption?
Betül Durak, Thomas M. DuBuisson, David Cash
ACM CCS | October 2016
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Circular Security Reconsidered
Betül Durak, Serge Vaudenay
SECITC | October 2016
Invited Talk
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Sandi: A System for Accountability and Applications in Direct Communication
Betül Durak, Kim Laine, Simon Langowski, Radames Cruz Moreno
EuroS&P 2025 | March 2025
-
Anonymous Tokens with Stronger Metadata Bit Hiding from Algebraic MACs
Betül Durak, Melissa Chase, Serge Vaudenay
CRYPTO | August 2023
-
FAST: Secure and High Performance Format-Preserving Encryption and Tokenization
Betül Durak, Henning Horst, Michael Horst, Serge Vaudenay
ASIACRYPT | December 2021
-
Precio: Private Aggregate Measurement via Oblivious Shuffling
Erik Anderson, Melissa Chase, Betül Durak, Kim Laine, Chenkai Weng
November 2021
-
Improving the Efficiency of AES Protocols in Multi-Party Computation
Betül Durak, Jorge Guajardo
Financial Cryptography and Data Security | October 2021
-
Post-Compromise Security in Self-Encryption
Betül Durak, Gwangbae Choi, Serge Vaudenay
ITC | July 2021
-
Beyond Security and Efficiency: On-Demand Ratcheting with Security Awareness
Betül Durak, Andrea Caforio, Serge Vaudenay
PKC | May 2021
-
Cryptanalysis of LowMC instances using single plaintext/ciphertext pair
Betül Durak, Subhadeep Banik, Khashayar Barooti, Serge Vaudenay
FAST | December 2020
Best Paper Award
-
BioLocker: A Practical Biometric Authentication Mechanism Based on 3D Fingervein
Betül Durak, Lois Huguenin-Dumittan, Serge Vaudenay
ACNS | August 2020
-
BioID: A Privacy-Friendly Identity Document
Betül Durak, Fatih Balli, Serge Vaudenay
STM | September 2019
-
Bidirectional Asynchronous Ratcheted Key Agreement with Linear Complexity
Betül Durak, Serge Vaudenay
IWSEC | July 2019
-
Misuse Attacks on Post-quantum Cryptosystems
Betül Durak, Ciprian Baetu, Lois Huguein-Dumittan, Abdullah Talaylan, Serge Vaudenay
EUROCRYPT | April 2019
-
Oblivious Dynamic Searchable Encryption on Distributed Cloud Systems
Betül Durak, Thang Hoang, Attila A. Yavuz, Jorge Guajardo
DBSec | July 2018
Best Paper Award
-
Generic Round-Function-Recovery Attacks for Feistel Networks over Small Domains
Betül Durak, Serge Vaudenay
ACNS | June 2018
-
Breaking the FF3 Format-Preserving Encryption Standard over Small Domains
Betül Durak, Serge Vaudenay
CRYPTO | July 2017
-
What Else is Revealed by Order-Revealing Encryption?
Betül Durak, Thomas M. DuBuisson, David Cash
ACM CCS | October 2016
-
Circular Security Reconsidered
Betül Durak, Serge Vaudenay
SECITC | October 2016
Invited Talk
-
-
-
Sandi: A System for Accountability and Applications in Direct Communication
Betül Durak, Kim Laine, Simon Langowski, Radames Cruz Moreno
EuroS&P 2025 | March 2025
-
Anonymous Tokens with Stronger Metadata Bit Hiding from Algebraic MACs
Betül Durak, Melissa Chase, Serge Vaudenay
CRYPTO | August 2023
-
FAST: Secure and High Performance Format-Preserving Encryption and Tokenization
Betül Durak, Henning Horst, Michael Horst, Serge Vaudenay
ASIACRYPT | December 2021
-
Improving the Efficiency of AES Protocols in Multi-Party Computation
Betül Durak, Jorge Guajardo
Financial Cryptography and Data Security | October 2021
-
Post-Compromise Security in Self-Encryption
Betül Durak, Gwangbae Choi, Serge Vaudenay
ITC | July 2021
-
Beyond Security and Efficiency: On-Demand Ratcheting with Security Awareness
Betül Durak, Andrea Caforio, Serge Vaudenay
PKC | May 2021
-
Cryptanalysis of LowMC instances using single plaintext/ciphertext pair
Betül Durak, Subhadeep Banik, Khashayar Barooti, Serge Vaudenay
FAST | December 2020
Best Paper Award
-
BioLocker: A Practical Biometric Authentication Mechanism Based on 3D Fingervein
Betül Durak, Lois Huguenin-Dumittan, Serge Vaudenay
ACNS | August 2020
-
BioID: A Privacy-Friendly Identity Document
Betül Durak, Fatih Balli, Serge Vaudenay
STM | September 2019
-
Bidirectional Asynchronous Ratcheted Key Agreement with Linear Complexity
Betül Durak, Serge Vaudenay
IWSEC | July 2019
-
Misuse Attacks on Post-quantum Cryptosystems
Betül Durak, Ciprian Baetu, Lois Huguein-Dumittan, Abdullah Talaylan, Serge Vaudenay
EUROCRYPT | April 2019
-
Oblivious Dynamic Searchable Encryption on Distributed Cloud Systems
Betül Durak, Thang Hoang, Attila A. Yavuz, Jorge Guajardo
DBSec | July 2018
Best Paper Award
-
Generic Round-Function-Recovery Attacks for Feistel Networks over Small Domains
Betül Durak, Serge Vaudenay
ACNS | June 2018
-
Breaking the FF3 Format-Preserving Encryption Standard over Small Domains
Betül Durak, Serge Vaudenay
CRYPTO | July 2017
-
What Else is Revealed by Order-Revealing Encryption?
Betül Durak, Thomas M. DuBuisson, David Cash
ACM CCS | October 2016
-
Circular Security Reconsidered
Betül Durak, Serge Vaudenay
SECITC | October 2016
Invited Talk
-
-
-
Precio: Private Aggregate Measurement via Oblivious Shuffling
Erik Anderson, Melissa Chase, Betül Durak, Kim Laine, Chenkai Weng
November 2021
-