发明名称 |
CRYPTOGRAPHIC METHOD PROTECTED AGAINST SIDE CHANNEL ATTACKS |
摘要 |
The invention relates to a cryptographic method secured against a covert channel attack. According to the invention, in order to carry out a selected block of instructions as a function of an input variable amongst N predefined instruction blocks, a common block is carried out on the predefined N instruction blocks, a predefined number of times, the predefined number being associated with the selected instruction block. |
申请公布号 |
EP1493078(A2) |
申请公布日期 |
2005.01.05 |
申请号 |
EP20030740566 |
申请日期 |
2003.04.03 |
申请人 |
GEMPLUS |
发明人 |
JOYE, MARC;CHEVALLIER-MAMES, BENOIT |
分类号 |
G06F7/72;G06F21/55;(IPC1-7):G06F7/72 |
主分类号 |
G06F7/72 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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