发明名称 SMART CARD METHOD FOR PROTECTING A SMART CARD
摘要 A method for protecting an electronic entity such as a smart card, against simple/differential power analysis, by integrating a current accumulator in said entity. The current accumulator ( 19 ) powers a processor (P) via a multiplexer ( 20 ) when the processor is loaded to execute so-called sensitive operations.
申请公布号 EP1374160(A1) 申请公布日期 2004.01.02
申请号 EP20020720086 申请日期 2002.03.27
申请人 OBERTHUR CARD SYSTEMS SA 发明人 DISCHAMP, PAUL
分类号 G06F21/55;G06K19/073;(IPC1-7):G06K19/073 主分类号 G06F21/55
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