The embodiment of the invention discloses a cabin-driving fusion system, a safety guarantee method and related equipment, the system is applied to a domain controller, and the system comprises a calculation unit and an external safety chip; the computing unit runs a trusted execution environment, an external security chip driver and a state management component of the trusted execution environment; the state management component of the trusted execution environment is used for receiving a calling request sent by an application program running in the computing unit, and the calling request is used for requesting to execute secret-related operation; when it is detected that the trusted execution environment is abnormal, the calling request is transmitted to the external security chip through the external security chip driver; the external security chip driver is used for receiving a calling request sent by the state management component of the trusted execution environment; the calling request is transmitted to the external security chip; and the external security chip is used for executing secret-related operation requested by the calling request under the condition that the calling request is received.
本申请实施例公开了一种舱驾融合系统、安全保障方法及相关设备,该系统应用于域控制器,系统包括:计算单元和外置安全芯片;计算单元运行有:可信执行环境、外置安全芯片驱动及可信执行环境的状态管理组件;可信执行环境的状态管理组件,用于接收计算单元中运行的应用程序发送的调用请求,调用请求用于请求执行涉密操作;以及,在检测到可信执行环境存在异常的情况下,通过外置安全芯片驱动将调用请求传输至外置安全芯片;外置安全芯片驱动,用于接收可信执行环境的状态管理组件发送的调用请求;以及,将调用请求传输至外置安全芯片;外置安全芯片,用于在接收到调用请求的情况下,执行调用请求所请求的涉密操作。
Cabin-driving fusion system, safety guarantee method and related equipment
一种舱驾融合系统、安全保障方法及相关设备
01.10.2024
Patent
Elektronische Ressource
Chinesisch
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