发明名称 |
電子署名代行サーバ、電子署名代行システム及び電子署名代行方法 |
摘要 |
PROBLEM TO BE SOLVED: To provide an electronic signature technique which properly performs proxy electronic signature on behalf of a user terminal.SOLUTION: An electronic signature proxy server comprises: means for receiving, from a user terminal of a user, secondary protection certificate data which is acquired by performing encryption of a predetermined encryption method on primary protection certificate data including an electronic certificate protected by personal identification data of the user and a secret key that are issued by an authentication station; means for acquiring the primary protection certificate data by decrypting the secondary protection certificate data; means for holding the acquired primary protection certificate data; means for transmitting screen data for requiring the user to input the personal identification data; means for removing protection by the personal identification data from the held primary protection certificate data by using the personal identification data input via the input screen; and means for attaching an electronic signature to target data by using the secret key acquired by the protection removal processing. |
申请公布号 |
JP6045018(B2) |
申请公布日期 |
2016.12.14 |
申请号 |
JP20120106276 |
申请日期 |
2012.05.07 |
申请人 |
日本電気株式会社;NECソリューションイノベータ株式会社 |
发明人 |
荒木 健一郎;河野 猛;國井 孝彦;斎藤 隆治;久住 淳 |
分类号 |
H04L9/32;G06F21/31;G06F21/64 |
主分类号 |
H04L9/32 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|