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IEEE/ICACT20220401 Slide.12        [Big Slide]	Oral Presentation
	As seen in Figure, the testbed is constructed for the verification of individual/integrated verification information delivered from 3 types of devices: TPM (30 units), OP-TEE (5 units), and OPEN-TEE (1 unit). TPM-based IoT device (RPi platform) generate individual or integrated verification information for devices through remote verification agents . It delivered as signed Quote through PCR of TPM Utilize TPM for reliability of verification information (based on TCG v1.2 API) OP-TEE/OPEN-TEE based IoT device (ARM platform/ RPi platform) creates individual or integrated verification information for devices in TA (Trusted Application) It performs object backup and recovery using Secure Storage in TA.

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