The present disclosure provides a verification system (30). The verification system (30) is formed with a trusted execution environment (32), the verification system (30) includes a processor set (31), and the processor set (31) is configured to: obtain an infrared image to be verified of a target object; determine, in the trusted execution environment (32), whether the infrared image to be verified matches a pre-stored infrared template; in response to determining that the infrared image to be verified matches the pre-stored infrared template, obtain a depth image to be verified of the target object; and determine, in the trusted execution environment (32), whether the depth image to be verified matches a pre-stored depth template.
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