| 发明名称 |
KEY UPDATING METHOD AND DEVICE |
| 摘要 |
<p>A key updating method, comprising: in an identity based cryptography (IBC) system, a key center configures a user identity used as a public key to comprise a fixed portion and a variable portion, and updates the public key by changing the variable portion of the user identity.</p> |
| 申请公布号 |
WO2013139254(A1) |
申请公布日期 |
2013.09.26 |
| 申请号 |
WO2013CN72868 |
申请日期 |
2013.03.19 |
| 申请人 |
ZTE CORPORATION |
发明人 |
WEI, YINXING;ZHANG, SHIWEI;ZHOU, SUJING;WU, QIANG |
| 分类号 |
H04L9/30;H04L9/32;H04L12/24 |
主分类号 |
H04L9/30 |
| 代理机构 |
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代理人 |
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