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发明名称
ENCRYPTION METHOD AND DEVICE, DECODING METHOD AND DEVICE, RECORD MEDIUM RECORDING ENCRYPTION PROGRAM, RECORD MEDIUM RECORDING DECODING PROGRAM, METHOD FOR ELECTRONIC SIGNATURE AND METHOD FOR AUTHENTICATING ELECTRONIC SIGNATURE
摘要
申请公布号
JPH11346210(A)
申请公布日期
1999.12.14
申请号
JP19980152866
申请日期
1998.06.02
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
ARAKAWA MEGUMI;WATABE KATSUTOSHI;TAMANO DAISUKE
分类号
G09C1/00;H04L9/08;H04L9/32;(IPC1-7):H04L9/08
主分类号
G09C1/00
代理机构
代理人
主权项
地址
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