发明名称 |
METHOD FOR THE SECURE STORING OF PROGRAM STATE DATA IN AN ELECTRONIC DEVICE |
摘要 |
The invention relates to a method in which program information is obtained to an execution environment in an electronic device. The program information comprises at least a program code. A key is computed of the program information and a device specific secret value. The key is used to decrypt program specific state data in the execution environment and to encrypt modified state data after the execution. |
申请公布号 |
EP2095288(A4) |
申请公布日期 |
2016.05.11 |
申请号 |
EP20070848190 |
申请日期 |
2007.12.04 |
申请人 |
NOKIA TECHNOLOGIES OY |
发明人 |
EKBERG, JAN-ERIK;PAATERO, LAURI |
分类号 |
G06F21/00;G06F21/51;G06F21/52;G06F21/57;H04L9/00 |
主分类号 |
G06F21/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|