Betül Durak

Senior Researcher

Publications

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

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

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