汽车行业的 TEE.pdf

1、May 22nd,2025Vincent MailholSenior Product Security Engineervincent.mailholwoven.toyotaTrusted Execution Environment(TEE)in automotive2 Proprietary&Confidential 関係者外秘49141926Meeting AgendaSoftware defined vehicleGlobalPlatform Standard APIGlobalPlatform PropertiesSecurity and performanceTrusted Plat

2、form Services(TPS)About meJoined Woven by Toyota in October 2020Maintainer of the Linux kernel CAN subsystem(a.k.a Socket CAN)Member of GlobalPlatform ATF and TES working groupsMember of the international standardization working group for the programming language C4 Proprietary&Confidential 関係者外秘Sof

3、tware defined vehicleA story of reusability015 Proprietary&Confidential 関係者外秘Reusable PlatformHistoryTNGA:Toyota New Global ArchitecturePhysical platform that is used to build Toyota vehiclesAccounts for 80%+of all vehiclesDefined variantsScales and is reusablehttps:/global.toyota/en/mobility/tnga/p

4、owertrain2018/feature/6 Proprietary&Confidential 関係者外秘Reusable PlatformSoftwareElectronic PlatformSoftware platform that is used to build Toyota vehiclesDefined variantsScales and is reusableIs certifiedReusable PlatformCommon hardware componentsARM based chipsetIdeally Cortex-M or Cortex-AStandardi

5、zed APIsStandardized security controlsSupplier agnostic buildsKnown technologyKnown supported featuresReusable softwareTestable functionality and featuresProvide reusable components for engineersProvide capability for platform to scale and be independent(loosely coupled)with the hardwareProvide a kn

6、own secure and safe foundation for developing functionalityCapability to separate out the configuration of the software from the operation of said software8 Proprietary&Confidential 関係者外秘01Functional SafetyOur software must not have any failure that impacts the safety of the road user,or any person