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RAW 2011 (18th Reconfigurable Architectures Workshop), Anchorage, Alaska : États-Unis (2011)
Distributed security for communications and memories in a multiprocessor architecture
Pascal Cotret 1, Jeremie Crenne 1, Guy Gogniat 1, Jean-Philippe Diguet 1, Lubos Gaspar 2, Guillaume Duc 3
(2011-05-17)

The need for security in embedded systems has strongly increased since several years. Nowadays, it is possible to integrate several processors in a single chip. The design of such multiprocessor systems-on-chip (MPSoC) must be done with a lot of care as the execution of applications may lead to potential vulnerabilities such as revelation of critical data and private information. Thus it becomes mandatory to deal with security issues all along the design cycle of the MPSoC in order to guarantee a global protection. Among the critical points, the protection of the communications is very sensible as most of the data are exchanged through the communication architecture of the system. This paper targets this point and proposes a solution with distributed enhancements to secure data exchanges and to monitor communications within a MPSoC. In order to validate our contribution, a case study based on a generic multiprocessor architecture is considered.
1:  Laboratoire des sciences et techniques de l'information, de la communication et de la connaissance [Lorient] (Lab-STICC)
Université de Bretagne Occidentale [UBO] – Université de Bretagne Sud – Institut Mines-Télécom – Télécom Bretagne – PRES Université Européenne de Bretagne [UEB] – CNRS : UMR6285 – ENSTA Bretagne – Ecole Nationale d'Ingénieurs de Brest
2:  LAboratoire Hubert Curien (LAHC)
CNRS : UMR5516 – Université Jean Monnet - Saint-Etienne
3:  Laboratoire Traitement et Communication de l'Information [Paris] (LTCI)
Télécom ParisTech – CNRS : UMR5141
Lab-STICC_UBS_CACS_CS
Lab-STICC_UBS_CACS_MOCS
Computer Science/Embedded Systems

Computer Science/Cryptography and Security
cryptography – security – communication architecture – monitoring – firewalls
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