发明名称 |
IMPROVEMENTS IN AND RELATING TO CRYPTOGRAPHIC METHODS AND APPARATUS IN WHICH AN EXPONENTIATION IS USED |
摘要 |
There is disclosed a cryptographic apparatus in which an exponentiation is used, the apparatus comprising an exponentiator arranged whereby the exponentiation is carried out using addition chains with at least one divisor, and the addition chain is selected randomly. A cryptographic method and corresponding apparatus and method for communication is also disclosed.
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申请公布号 |
WO03038598(A1) |
申请公布日期 |
2003.05.08 |
申请号 |
WO2002GB04939 |
申请日期 |
2002.10.31 |
申请人 |
COMODO RESEARCH LAB LIMITED;WALTER, COLIN |
发明人 |
WALTER, COLIN |
分类号 |
G06F7/72;(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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