Cryptography and Information Security

Cryptography and information security





Cryptography and Information Security seek at building tools that enable to secure data and to communicate in a reliable, fair, and private way. Over thirty researchers are active in this field.

Principal Investigators :

Axel Legay, Olivier Pereira, Thomas Peters, Etienne Rivière, Ramin Sadre, François-Xavier Standaert, Luc Vandendorpe

Research Labs :

Crypto Group, Cloud and Large Scale computing group, Image and Signal Processing Group (ISPGroup), Security and Performance of Networked Systems Group

Research Areas :

The research expertise at UCL, strong of over 30 researchers, covers the various layers of cryptography and its application to information security, namely:

  • Design and analysis of strong security protocols: authentication, multiparty computation, voting, provable security, evaluations, ...;
  • Design and analysis of efficient and secure cryptographic primitives symmetric and asymmetric encryption, digital signatures, ... ;
  • Efficient implementations of cryptographic primitives under various environmental constraints, both in software and hardware smart card, RFID, FPGA, ASIC, sensor networks, ...;
  • Implementation-related attacks (fault injection, side-channel) and countermeasures (distance-bounding protocols, masking, ...);
  • Practical attacks against security applications: time-memory tradeoff, biometric passport, ...;
  • Security from the physical layer: information theoretic cryptography, cooperative communications, ...;
  • Algebra: number theory, algebraic geometry, quadratic forms, algebras over arbitrary fields, ...;
  • Privacy-related issues at all levels ;
  • Computer security: viruses, spam, distributed attacks, wireless networks, ...

Most recent publications

Below are listed the 10 most recent journal articles and conference papers produced in this research area. You also can access all publications by following this link : see all publications.

Journal Articles

1. Guo, Qian; Grosso, Vincent; Standaert, François-Xavier; Bronchain, Olivier. Modeling Soft Analytical Side-Channel Attacksfrom a Coding Theory Viewpoint. In: IACR Transactions on Cryptographic Hardware and Embedded Systems, Vol. 2020, no.4, p. 209-238 (2020). doi:10.13154/tches.v2020.i4.209-238.

2. Camurati, Giovanni; Francillon, Aurélien; Standaert, François-Xavier. Understanding Screaming Channels: From a Detailed Analysis to Improved Attacks. In: IACR Transactions on Cryptographic Hardware and Embedded Systems, Vol. 2020, no.3, p. 358-401 (2020). doi:10.13154/tches.v2020.i3.358-401.

3. Bellizia, Davide; Berti, Francesco; Bronchain, Olivier; Cassiers, Gaëtan; Duval, Sébastien; Guo, Chun; Leander, Gregor; Leurent, Gaëtan; Levi, Itamar; Momin, Charles; Pereira, Olivier; Peters, Thomas; Standaert, François-Xavier; Udvarhelyi, Balazs; Wiemer, Friedrich. Spook: Sponge-Based Leakage-ResistantAuthenticated Encryption with a MaskedTweakable Block Cipher. In: IACR Transactions on Symmetric Cryptology, Vol. 2020, no.1, p. 295-349 (2020). doi:10.13154/tosc.v2020.iS1.295-349.

4. Guo, Chun; Pereira, Olivier; Peters, Thomas; Standaert, François-Xavier. Towards Low-Energy Leakage-Resistant Authenticated Encryption from the Duplex Sponge Construction. In: IACR Transactions on Symmetric Cryptology, Vol. 2020, no.1, p. 6-42 (2020). doi:10.13154/tosc.v2020.i1.6-42; 10.13154/tosc.v2020.i1.6-42.

5. Bilgin, Begül; De Meyer, Lauren; Duval, Sébastien; Levi, Itamar; Standaert, François-Xavier. Low AND Depth and Efficient Inverses: a Guide on S-boxes for Low-latency Masking. In: IACR Transactions on Symmetric Cryptology, Vol. 2020, no.1, p. 144-184 (2020). doi:10.13154/tosc.v2020.i1.144-184.

6. Cassiers, Gaëtan; Standaert, François-Xavier. Trivially and Efficiently Composing Masked Gadgets With Probe Isolating Non-Interference. In: IEEE Transactions on Information Forensics and Security, Vol. 15 , p. 2542--2555 (2020). doi:10.1109/TIFS.2020.2971153.

7. Wang, Weijia; Méaux, Pierrick; Cassiers, Gaëtan; Standaert, François-Xavier. Efficient and Private Computations with Code-Based Masking. In: ransactions on Cryptographic Hardware and Embedded Systems, Vol. 2020, no.2, p. 128-171 (2020). doi:10.13154/tches.v2020.i2.128-171.

8. Guo, Chun; Standaert, François-Xavier; Wang, Weijia; Yu, Yu. Efficient Side-Channel Secure Message Authentication with Better Bounds. In: Transactions on Symmetric Cryptology, Vol. 2019, no.4, p. 23-53 (2019). doi:10.13154/tosc.v2019.i4.23-53.

9. Zhou, Yuanyuan; Standaert, François-Xavier. Deep Learning Mitigates but Does Not Annihilate the Need of Aligned Traces and a Generalized ResNet Model For Side-channel Attacks. In: Journal of Cryptographic Engineering, Vol. 10, no.1, p. 85-95 (2020). doi:10.1007/s13389-019-00209-3.

10. Kamel, Dina; Standaert, François-Xavier; Duc, Alexandre; Flandre, Denis; Berti, Francesco. Learning with Physical Noise or Errors. In: IEEE Transactions on Dependable and Secure Computing, Vol. 17, no. 5, p. 957-971 (2020). doi:10.1109/TDSC.2018.2830763.

Conference Papers

1. Bellizia, Davide; Bronchain, Olivier; Cassiers, Gaëtan; Grosso, Vincent; Guo, Chun; Momin, Charles; Pereira, Olivier; Peters, Thomas; Standaert, François-Xavier. Mode-Level vs. Implementation-Level Physical Security in Symmetric Cryptography - A Practical Guide Through the Leakage-Resistance Jungle. In: Lecture Notes in Computer Science. Vol. 12170, p. 369-400 (2020). (Lecture Notes in Computer Science), Springer: Heidelberg, 2020 xxx. doi:10.1007/978-3-030-56784-2\_13.

2. Danhier, Pierre; Massart, Clément; Standaert, François-Xavier. Fidelity Leakages: Applying Membership Inference Attacks to Preference Data. In: Proceedings of INFOCOM 2020, 2020 xxx. doi:10.1109/INFOCOMWKSHPS50562.2020.9163032.

3. McMurtry, Eleanor; Pereira, Olivier; Teague, Vanessa. When Is a Test Not a Proof?. In: Proceedings of the 25th European Symposium on Research in Computer Security, (ESORICS 2020) (Lecture Notes in Computer Science), Springer, 2020, p. 23-41 xxx. doi:10.1007/978-3-030-59013-0\_2.

4. Haines, Thomas; Lewis, Sarah Jamie; Pereira, Olivier; Teague, Vanessa. How not to prove your election outcome. In: 2020 {IEEE} Symposium on Security and Privacy, SP 2020, 2020 xxx.

5. Berti, Francesco; Guo, Chun; Pereira, Olivier; Peters, Thomas; Standaert, François-Xavier. Strong Authenticity with Leakage under Weak and Falsifiable Physical Assumptions. In: Information Security and Cryptology (LNCS), Springer, 2019, 978-3-030-42921-8 xxx.

6. Méaux, Pierrick; Carlet, Claude; Journault, Anthony; Standaert, François-Xavier. Improved Filter Permutators: Combining Symmetric Encryption Design, Boolean Functions, Low Complexity Cryptography, and Homomorphic Encryption, for Private Delegation of Computations. In: Proceedings of INDOCRYPT 2019. 2019 xxx.

7. Azouaoui, Melissa; Poussier, Romain; Standaert, François-Xavier; Verneuil, Vincent. Key Enumeration from the Adversarial Viewpoint: When to Stop Measuring and Start Enumerating?. In: 18th International Conference, CARDIS 2019, 2019, 978-3-030-42068-0 xxx.

8. Standaert, François-Xavier. Analyzing the Leakage-Resistance of some Round-2 Candidates of the NIST’s Lightweight Crypto Standardization Process. In: Proceedings of the NIST Lightweight Cryptography Workshop 2019, 2019 xxx.

9. Barthe, Gilles; Belaïd, Sonia; Cassiers, Gaëtan; Fouque, Pierre-Alain; Grégoire, Benjamin; Standaert, François-Xavier. maskVerif: Automated Verification of Higher-Order Masking in Presence of Physical Defaults. In: Proceedings of the 24th European Symposium on Research in Computer Security (ESORICS 2019) (Lecture Notes in Computer Science), Springer, 2019, 978-3-030-29958-3, p. 300-318 xxx. doi:10.1007/978-3-030-29959-0.

10. Bronchain, Olivier; Hendrickx, Julien M.; Massart, Clément; Olshevsky, Alex; Standaert, François-Xavier. Leakage Certification Revisited: Bounding Model Errors in Side-Channel Security Evaluations. In: Proceedings of the 39th Annual International Cryptology Conference - Advances in Cryptology (CRYPTO 2019)-Part I (Lecture Notes in Computer Science), Springer, 2019, 978-3-030-26947-0, p. 713-737 xxx. doi:10.1007/978-3-030-26948-7_25.