发明授权
- 专利标题: Method and device for countering fault attacks
- 专利标题(中): 打击故障攻击的方法和装置
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申请号: US12658990申请日: 2010-02-18
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公开(公告)号: US08744074B2公开(公告)日: 2014-06-03
- 发明人: Marc Joye
- 申请人: Marc Joye
- 申请人地址: FR Issy les Moulineaux
- 专利权人: Thomson Licensing
- 当前专利权人: Thomson Licensing
- 当前专利权人地址: FR Issy les Moulineaux
- 代理机构: Tutunjian & Bitetto, P.C.
- 优先权: EP09305162 20090219
- 主分类号: H04L9/00
- IPC分类号: H04L9/00 ; H04L9/30 ; H04L9/28 ; H04L29/06 ; H04L9/32 ; H04K1/00 ; H04K1/04 ; H04K1/06
摘要:
The public exponent e of an RSA key is embedded in a RSA key object that lacks this exponent. During exponentiation, the public exponent e may be extracted and used to verify that the result of the exponentiation is correct. The result is output only if this is the case. The invention counters fault-attacks. Also provided are an apparatus and a computer program product.
公开/授权文献
- US20100208887A1 Method and device for countering faul attacks 公开/授权日:2010-08-19
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