| 摘要 |
A method, a security system and a security device for data processing a security critical activity in a secure management mode, the processing method includes the steps of allocating the security device in response to a call from the processor or the input/output devices, when in a normal mode, transferring the control of the data processing to the security device and thereby entering the secure management mode, processing, with user involvement, the security critical activity on the security device, transferring the result of the data processing of the security critical activity to the processor, the input/output devices or within the security device, and transferring the control of the input/output devices and the control of the data processing from the security device to the processor and thereby again entering the normal mode. |
