The invention relates to a method for managing the transfer of data from or to at least one memory (14) of an architecture (12), the architecture (12) comprising: - initiator components (16) suitable for request the transfer of data from or to the memory (14), - proxies (18), and - firewalls (20), each memory (14) and each initiator component (16) having a security level , the architecture (12) being characterized by a filtering policy defining memory access rules (14) for each initiating component (16) and for each proxy (18) as a function of the security levels, the method comprising at least one reception step, a determination step, and an access authorization step.
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