Composition of the team

Team leaders are Caroline Fontaine and Frédéric Cuppens.


It is composed of 14 professor positions; 1 research position; 1 technician;  11 post-docs; 22 PhDs; 3 external associated researchers. Team members are from CNRS, IMT-Atlantique and UBO, and are working in Brest and Rennes.

Selected 4 major publications from 2010 to 2015

Recent advances in homomorphic encryption: a possible future for signal processing in the encrypted domain, C. Aguilar-Melchor, S. Fau, C. Fontaine, G. Gogniat, R. Sirdey. IEEE Signal Processing Magazine, Number 2, Volume 30, pp. 108-117 (2013), special issue "Signal Processing in the Encrypted Domain: When Cryptography Meets Signal Processing"


Robust Lossless Watermarking of Relational Databases Based on Circular Histogram Modulation, Javier Franco-Contreras, Gouenou Coatrieux, Frédéric Cuppens, Nora Cuppens-Boulahia, Christian Roux. IEEE Transactions on Information Forensics and Security 9(3): 397-410 (2014)

Formal specification and management of security policies with collective group obligations, Frédéric Cuppens, Nora Cuppens-Boulahia, Yehia Elrakaiby. Journal of Computer Security 21(1): 149-190 (2013)


A cross-layer MAC and routing protocol based on slotted Aloha for Wireless Sensor Networks, David Espes, Xavier Lagrange, Luis Suarez. Annals of telecommunications 70(3-4):159-169 (April 2015)


Academic and International Outreach

The team is deeply involved in several projects related to Cyber Security: the Chair of Naval Cyber Defense (leader of IMT-Atlantique’s action in the Chair), the Cyber SSI CPER project, the joint research laboratory with Airbus Defense & Space, and the « Pôle d’Excellence Cyber ».

From 2010 to 2015, the team has been involved into 3 local projects, 16 national projects and 7 European projects, for a global funding of 4812keuros.

Members of the team have served in 3 international conferences as « Organization Chair », 7 international conferences as « General Chair », and 13 international conferences as « Program Chair ». The team has also been involved in the Program Committee of 171 international conferences.

The team is involved in the editorial committee of 7 international journals, and serves as associate editor for 1 international journal.

11 on-going PhD in collaboration with other French labs (co-tutelle) and 7 in collaboration with foreign research labs.

Main contributions to training activities

Coordinator of the training club of the Pôle d’Excellence Cyber and scientific leader of the CyberEdu project (funded by ANSSI).

Since 2007, co-leader of the track « Information and Computing Infrastructure Security» of the The Research in Computer Science (MRI) specialism of the Master’s in Computer Science administered by a consortium of the main computer science universities and graduate schools in Brittany. Leaders of several courses in this master (DPC, PPS, RSC).

Co-leader of the « Telecommunications and Networks » master at UBO.

Leader of the IBNM (Brest Institute of Computer Science and Mathematics) at UBO since January 2015.

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