A verification system (30). The verification system (30) creates a trusted execution environment (32) and comprises a processor group (31). The processor group (31) is used to: acquire an infrared image for verification of a target object; determine in the trusted execution environment (32) whether the infrared image matches a prestored infrared template; if so, acquire a depth image for verification of the target object; and determine in the trusted execution environment (32) whether the depth image matches a prestored depth template.
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