发明名称 |
SECURING MULTIFACTOR SPLIT KEY ASYMMETRIC CRYPTO KEYS |
摘要 |
Techniques for securing an asymmetric crypto-key having a public key and a split private key with multiple private portions are provided. A first one of multiple factors is stored. All of the factors are under the control of a user and all are required to generate a first private portion of the split private key. The first private portion not stored in a persistent state. A second private portion of the split private key under control of an entity other than the user is also stored. The first private portion and the second private portion are combinable to form a complete private portion.
|
申请公布号 |
US2010202609(A1) |
申请公布日期 |
2010.08.12 |
申请号 |
US20100729469 |
申请日期 |
2010.03.23 |
申请人 |
SANDHU RAVINDERPAL SINGH;SCHOPPERT BRETT JASON;GANESAN RAVI;BELLARE MIHIR;DESA COLIN JOSEPH |
发明人 |
SANDHU RAVINDERPAL SINGH;SCHOPPERT BRETT JASON;GANESAN RAVI;BELLARE MIHIR;DESA COLIN JOSEPH |
分类号 |
H04L9/28;H04L9/00 |
主分类号 |
H04L9/28 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|