SECURE ELECTRONIC DEVICE

摘要

The invention relates to a secure electronic device comprising: at least one electronic circuit (10) containing information that is to be protected; an energy source (11); at least one sensor (12, 13, 14) for measuring a physical variable and for providing a value which is representative of said variable; means (15, 16, 17) for comparing each value to at least one predetermined threshold (ref1, ref2, ref3) delivering result signals; a device (20) for protecting information, comprising means for controlling the destruction of at least one part of the circuit by pyrotechnical means (27); a logical, decision-taking device (21) which can activate the protection device in the light of the result signals; igniting means (31) for activating a local or total pyrotechnic micro-charge (30), with the aid of the electrical energy stocked in the energy source, in a permanent manner.