Laurent NANA, Professeur, Lab-STICC (UMR CNRS 6285), Université de Bretagne Occidentale

Alshaikh Muath, Lamri Laouamer, Laurent Tchamnda Nana, Anca Christine Pascu. Efficient and Robust Encryption and Watermarking Technique Based on a New Chaotic Map Approach. Multimedia Tools and Applications, Springer Verlag, 2017, 76 (6), pp.8937-8950. ⟨10.1007/s11042-016-3499-7⟩. ⟨hal-01519206⟩

Lamri Laouamer, Alshaikh Muath, Laurent Tchamnda Nana, Anca Christine Pascu. A Novel CT Scan Images Watermarking Scheme in DWT Transform Coefficients. International Journal of Computer Science and Network Security, International Journal of Computer Science and Network Security, 2016, 16 (1), pp.62-71. ⟨hal-01519437⟩

Alshaikh Muath, Lamri Laouamer, Laurent Tchamnda Nana, Anca Christine Pascu. Formal Concept Analysis to Improve Robustness on Medical Image Watermarking Schemes in the Spatial Domain. International Journal of Computer Science and Information Security, IJCSIS, 2016, 14 (2), pp.261-269. ⟨hal-01519201⟩

Musab Ghadi, Lamri Laouamer, Laurent Tchamnda Nana, Anca Christine Pascu. A Novel Zero-Watermarking Approach of Medical Images Based on Jacobian Matrix Model. Security and communication networks, John Wiley & Sons, Ltd, 2016, 9 (18), pp.5203-5218. ⟨10.1002/sec.1690⟩. ⟨hal-01519189⟩

Valéry Monthé, Laurent Tchamnda Nana, Georges-Edouard Kouamou, Claude Tangha. A Decision support Framework for the choice of languages and methods for the design of real time embedded system. Journal of Software Engineering and Applications, SCIRP, 2016, 9 (7), pp.353-397. ⟨10.4236/jsea.2016.97025⟩. ⟨hal-01519440⟩

Lamri Laouamer, Alshaikh Muath, Laurent Tchamnda Nana, Anca Christine Pascu. Generating Optimal Informed and Adaptive Watermark Image Based on Zero-Suppressed Binary Decision Diagrams for Medical Images. International journal of electronic security and digital forensics, Inderscience Publishers, 2016, 8 (3), pp.262-284. ⟨10.1504/IJESDF.2016.077451⟩. ⟨hal-01519436⟩

Lamri Laouamer, Alshaikh Muath, Laurent Tchamnda Nana, Anca Christine Pascu. Robust watermarking scheme and tamper detection based on threshold versus intensity. Journal of Innovation in Digital Ecosystems, Elsevier 2015, 2 (1-2), pp.1-12. ⟨10.1016/j.jides.2015.10.001⟩. ⟨hal-01519452⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Hybrid Cryptographic Encryption Technique for Securing Surveillance Digital Images in Mobile Urban Situation Awareness Systems. International Journal of Computer Applications, Foundation of Computer Science, 2015, 119 (7), pp.16-22. ⟨10.5120/21079-3756⟩. ⟨hal-01519451⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Spatial Domain Watermarking Approach for Digital Images based on Image Features built on Formal Concepts Analysis. International Journal of Computer Applications, Foundation of Computer Science, 2015, 119 (7), pp.5-10. ⟨10.5120/21077-3754⟩. ⟨hal-01519447⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Cryptographic and Watermarking Encryption Technique for Securing and Authentication of Digital Images. International Journal of Computer Applications, Foundation of Computer Science, 2015, 119 (7), pp.11-15. ⟨10.5120/21078-3755⟩. ⟨hal-01519446⟩

Anca Christine Pascu, K. Quist-Aphetsi, Laurent Tchamnda Nana, Sophie Gire, N. N. Quaynor. A Hybrid Cryptographic and Digital Watermarking Technique for Securing Digital Images based on a Generated Symmetric Key. International Journal of Computer Applications, Foundation of Computer Science, 2014, 94 (19), pp.19-27. ⟨hal-01119951⟩

Anca Christine Pascu, Laurent Tchamnda Nana, Sophie Gire, Jojo Moses Eghan, N. N. Quaynor. A New Cryptographic Encryption Algorithm for Securing Digital Images. International Journal of Computer Applications, Foundation of Computer Science, 2014, 94 (19), pp.28-33. ⟨hal-01119947⟩

Mehdi Tahan, Jean Vareille, Laurent Tchamnda Nana, Olivier Danjean, Hervé Mahoudo, et al.. Systèmes Complexes et Plan Global de Secours (P.G.S.): vers un plan global Qualité, Hygiène, Sécurité et Environnement (Q.H.S.E.). Journal national de la recherche en IUT, Laboratoire de recherche pluridisciplinaire du Nord-Est de Midi-Pyrénées, 2009-2015, 2013, 4, pp.181-201. ⟨hal-01519462⟩

A. Benhocine, Lamri Laouamer, Laurent Tchamnda Nana, Anca Christine Pascu. Images watermarking using singular value decomposition. Journal of information hiding and multimedia signal processing, 2013, Vol.4 (N°1), pp.2073-4212. ⟨hal-00978627⟩

Lamri Laouamer, Abdelhamid Benhocine, Laurent Tchamnda Nana, Anca Christine Pascu. Motion JPEG Video Authentication based on Quantization Matrix Watermarking: Application in Robotics. International Journal of Computer Applications, Foundation of Computer Science, 2012, 47 (24), pp.1-5. ⟨10.5120/7501-0353⟩. ⟨hal-00736245⟩

Anca Christine Pascu, Abdelhamid Benhocine, Lamri Laouamer, Laurent Tchamnda Nana. Measuring Watermarking Robustness Using Fractal Dimensions. Journal of communication and computer, David publishing Company, 2010, 7 (1), pp.serial n°62. ⟨hal-01119865⟩

Valéry Monthé, Laurent Tchamnda Nana, Georges-Edouard Kouamou, Claude Tangha. RsaML : A Domain Specific Modeling Language for describing Robotic software architectures with integration of real time properties. ESWEEK 2016 - Proceedings of the Embedded Operating Systems Workshop co-located with the Embedded Systems Week, ACM, IEEE, Oct 2016, Pittsburgh PA, United States. ⟨hal-01519475⟩

Laurent Tchamnda Nana, François Monin, Sophie Gire. Preuve de propriétés d’un analyseur syntaxique de plans de missions robotiques. 11th National Conference on “Software and Hardware Architectures for Robots Control”, SHARC'2016, Jun 2016, Brest, France. ⟨hal-01519489⟩

Mohamed Bouziane, Sophie Gire, François Monin, Laurent Tchamnda Nana. Formal proof of security algorithms based on reachability reduction. Proceedings of the 8th International ACM Conference on Management of Digital EcoSystems, MEDES 2016, Nov 2016, Biarritz, France. pp. 67-72. ⟨hal-01519465⟩

Musab Ghadi, Lamri Laouamer, Laurent Tchamnda Nana, Anca Christine Pascu. A Robust Associative Watermarking Technique Based on Frequent Pattern Mining and Texture Analysis. Proceedings of the 8th International ACM Conference on Management of Digital EcoSystems, MEDES 2016, Nov 2016, Biarritz, France. pp. 73-81. ⟨hal-01519469⟩

Musab Ghadi, Lamri Laouamer, Laurent Tchamnda Nana, Anca Christine Pascu. Fuzzy Rough set Based Image Watermarking Approach. Proceedings of the 2nd International Conference on Advanced Intelligent Systems and Informatics AISI2016, Oct 2016, Cairo, Egypt. pp. 234-245. ⟨hal-01519473⟩

Farid Lalem, Alshaikh Muath, Ahcène Bounceur, Reinhardt Euler, Lamri Laouamer, et al.. Data Authenticity and Integrity in Wireless Sensor Networks Based on a Watermarking Approach. The 29th International Florida Artificial Intelligence Research Society, May 2016, Key Largo, Florida, United States. ⟨hal-01294146⟩

Kester Quist-Aphetsi, Anca Christine Pascu, Laurent Tchamnda Nana, Sophie Gire, Jojo Moses Eghan, et al.. Feature Based Encryption Technique for Securing Digital Image Data Based on FCA-Image Attributes and Visual Cryptography. The 15th International Conference on Computational Science and Its Applications (ICCSA 2015), Jun 2015, Banff, Albertal, Canada. ⟨hal-01171573⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Security Technique for Authentication and Security of Medical Images in Health Information Systems. The 15th International Conference on Computational Science and Its Applications (ICCSA 2015), Jun 2015, Banff, Alberta, Canada. ⟨hal-01171572⟩

Musab Ghadi, Lamri Laouamer, Laurent Tchamnda Nana, Anca Christine Pascu. JPEG Bitstream Based Integrity with Lightweight Complexity of Medical Image in WMSNS Environment. Proceedings of The 7th International Conference on ManagEment of Digital EcoSystems (MEDES’15), ACM, Oct 2015, Caraguatatuba, Sao Paulo, Brazil. pp. 53-58, ⟨10.1145/2857218.2857227⟩. ⟨hal-01519482⟩

Lamri Laouamer, Alshaikh Muath, Laurent Tchamnda Nana, Anca Christine Pascu. Improving Authenticity and Robustness of Medical Images Watermarking Schemes Based on Multi-resolution Decomposition. Proceedings of the 12th IEEE International Conference on Imaging Systems and Techniques, Sep 2015, Macau, China. pp. 331-336. ⟨hal-01519483⟩

Alshaikh Muath, Lamri Laouamer, Laurent Tchamnda Nana, Anca Christine Pascu. A Novel Robust Informed Watermarking Approach and Tamper Detection based on Weber Differential Excitation Descriptor. Proceedings of the 5th IEEE International Symposium on Intelligent Signal Processing and Communication Systems, Nov 2015, Nusa Dua-Bali, Indonesia. pp. 194-198. ⟨hal-01519481⟩

K. Quist-Aphetsi, J.M Eghan, N. N. Quaynor, Laurent Tchamnda Nana, Anca Christine Pascu, et al.. A hybrid encryption technique for securing biometric image data based on feistel network and RGB pixel displacement. Second international conference on security in computer networks and distributed systems, Mar 2014, Trivandrum, India. ⟨hal-00978659⟩

Mehdi Tahan, Jean Vareille, Laurent Tchamnda Nana, Olivier Danjean, Hervé Mahoudo, et al.. Improving Large Image Viewing in the Crisis Management System SécuRéVi. Proceedings of the sixth international conference on Creative Content Technologies, Content 2014, IARIA, May 2014, Venise, Italy. pp 59-64. ⟨hal-01519487⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. Feature Based Encryption Technique For Securing Forensic Biometric Image Data Using AES and Visual Cryptography. Proceedings of the IEEE International Conference on Artificial Intelligence, Modelling and Simulation, AIMS2014, IEEE, Nov 2014, Madrid, Spain. pp. 199 - 204, ⟨10.1109/AIMS.2014.65⟩. ⟨hal-01519484⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Hybrid Cryptographic and Digital Watermarking Technique for Securing Digital Images. Proceedings of the 2014 First International Conference on Systems Informatics, Modelling and Simulation (SIMS '14), IEEE, Apr 2014, Sheffield, United Kingdom. pp. 139-146, ⟨10.1109/SIMS.2014.30⟩. ⟨hal-01519488⟩

Patrick Dieudonne, Hélène Martin-Brelot, A. Mahamat, Laurent Tchamnda Nana, Mehdi Tahan, et al.. Impact indicators relating to high speed communication networks. LCA conference 2013, Nov 2013, Lille, France. ⟨hal-00979517⟩

K. Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire. A new hybrid asymmetric key-exchange and visual cryptographic algorithm for securing digital images.. 5th IEEE ICAST conference, Nov 2013, Pretoria, South Africa. ⟨hal-00979522⟩

K. Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire. A novel cryptographic encryption technique of video images using quantum cryptography for satellite communications. 5th IEEE ICAST conference, Nov 2013, Pretoria, South Africa. ⟨hal-00979529⟩

K. Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire. A new inscryption cipher for securing digital images of video surveillance devices using diffie-helleman-MD5 algorithm and RGB pixel shuffling.. In proceeding of IEEE UK sim-AMSS 7th european modelling symposium on mathematical modelling and computer simulation, Nov 2013, Manchester, United Kingdom. ⟨hal-00979532⟩

K. Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire. A novel cryptographic encryption technicque for securing digital images in the cloud using AES and RGB pixel displacement.. In proceeding of UK-Sim-AMSS 7th european modelling symposium on mathematical modelling and computer simulation, Nov 2013, Manchester, United Kingdom. ⟨hal-00979537⟩

Lamri Laouamer, M. Al-Shaikh, Laurent Tchamnda Nana, Anca Christine Pascu. Informed symmetric encryption algorithm for DICOM medical image based on N-grams. SAI- science and information conference 2013, Oct 2013, Londres, United Kingdom. ⟨hal-00979541⟩

V. Monthé, Laurent Tchamnda Nana, G.E. Kouamou, C. Tangha. A comparison approach for the choise of languages and methods for real-time and embedded systems design: application to robotic systems. In proceedings of EWiLi'13, the 3rd embedded operating workshop, Aug 2013, Toulouse, France. ⟨hal-00979550⟩

Mehdi Tahan, Jean Vareille, Laurent Tchamnda Nana, O. Danjean, H. Mahoudo, et al.. Systèmes Complexes et Plan Global de Secours (P.G.S.): vers un plan global Qualité, Hygiène, Sécurité et Environnement (Q.H.S.E.).. 1er Congrès National de la Recherche en IUT, Jun 2012, Tours, France. ⟨hal-00763769⟩

Valérie-Anne Nicolas, Bertrand Gilles, Laurent Tchamnda Nana. Validation of a Mixed-Signal Board ATPG Method. 6th IEEE EAST-WEST DESIGN & TEST SYMPOSIUM EWDTS'08, Oct 2008, Lviv, Ukraine. ⟨hal-00783154⟩

Bertrand Gilles, Laurent Tchamnda Nana, Valérie-Anne Nicolas. Modeling and Generation of Test Patterns for Mixed-Signal Boards: Dealing With Basic Signals. 6th IEEE International Board Test Workshop, BTW'07, Sep 2007, Fort Collins, Colorado, United States. ⟨hal-00783171⟩

Bertrand Gilles, Laurent Tchamnda Nana, Valérie-Anne Nicolas. Implementing an Automatic Functional Test Pattern Generation for Mixed-Signal Boards in a Maintenance Context. 5th IEEE International East-West Design & Test Symposium, EWDTS'07, Sep 2007, Erevan, Armenia. p.171. ⟨hal-00607309⟩

Frank Singhoff, Laurent Tchamnda Nana, Jérôme Legrand. Implementing an AADL performance analyzer. DASIA 2006, May 2006, Germany. pp.SP-630. ⟨hal-00504348⟩

Laurent Tchamnda Nana, Valérie-Anne Nicolas, Lionel Marcé. Towards a Formal Approach for the Regeneration of PILOT Control System. SCI'2002, The 6th World Multiconference on Systemics, Cybernetics and Informatics, IEEE Computer Society Venezuela, Jul 2002, Orlando, Florida, United States. ⟨hal-00783178⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Fast Discrete Cosine Transform and a Cryptographic Technique for Authentication and Security of Digital Images. Abawajy J., Mukherjea S., Thampi S., Ruiz-Martínez A. Communications in Computer and Information Science, 536, Springer International Publishing, pp.89-98, 2015, Security in Computing and Communications, ⟨10.1007/978-3-319-22915-7_9⟩. ⟨hal-01519460⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Hybrid Cryptographic and Steganographic Security Approach for Identity Management and Security of Digital Images. Communications in Computer and Information Science, 536, Springer International Publishing, pp.228-237, 2015, Security in Computing and Communications, ⟨10.1007/978-3-319-22915-7⟩. ⟨hal-01519458⟩

Kester Quist-Aphetsi, Anca Christine Pascu, Laurent Tchamnda Nana, Sophie Gire, Jojo Moses Eghan, et al.. Feature Based Encryption Technique for Securing Digital Image Data Based on FCA-Image Attributes and Visual Cryptography. Springer International Publishing. Computational Science and Its Applications - ICCSA 2015, 9158, Springer International Publishing, pp.712, 2015, Lecture Notes in Computer Science, 978-3-319-21409-2. ⟨10.1007/978-3-319-21410-8_54⟩. ⟨hal-01171540⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Cryptographic Encryption Technique of MPEG Digital Video Images Based on RGB Layer Pixel Values. Pattern Analysis, Intelligent Security and the Internet of Things, 355, Springer International Publishing, pp.149-157, 2015, Advances in Intelligent Systems and Computing, 978-3-319-17397-9. ⟨10.1007/978-3-319-17398-6_14⟩. ⟨hal-01171537⟩

Kester Quist-Aphetsi, Laurent Tchamnda Nana, Anca Christine Pascu, Sophie Gire, Jojo Moses Eghan, et al.. A Hybrid Encryption Technique for Securing Biometric Image Data Based on Feistel Network and RGB Pixel Displacement. Recent Trends in Computer Networks and Distributed Systems Security Communications, Communications in Computer and Information Science (420), Springer Berlin Heidelberg, pp.530, 2014, Recent Trends in Computer Networks and Distributed Systems Security, 978-3-642-54524-5. ⟨10.1007/978-3-642-54525-2_47⟩. ⟨hal-01171538⟩

Bertrand Gilles, Valérie-Anne Nicolas, Laurent Tchamnda Nana. Validation d'une méthode de génération de données de test pour des cartes hybrides. 2008. ⟨hal-00607284⟩

Valérie-Anne Nicolas, Bertrand Gilles, Laurent Tchamnda Nana. Validation of a Mixed-Signal Board ATPG Method: The TCB case study. 2008. ⟨hal-00607290⟩