FIELD: protected memories. SUBSTANCE: proposed memory that provides plurality of protection levels for application areas has first protection level area, protection code input attempt counter, plurality of application areas, each including save area, application protection area, protection code input attempt counter for application area, erase key section, and erase key input attempt counter. EFFECT: enhanced reliability of protecting memory as part of intelligent card in its multiple reuse. 1 cl, 20 dwg
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