Internet of Things identity verification method based on block chain
An identity verification method and technology of the Internet of Things, applied in the field of Internet of Things identity verification, can solve the problems that the identity verification system is not connected, fingerprints are easy to be changed, etc., and achieve the effect of high security and large amount of information input
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[0043] As an embodiment of the present invention, the interior of the information collection chamber 1 is located above the collection film 4 and is provided with a cutting disc 6; the outer edge of the cutting disc 6 is bent downward; The bottom is evenly provided with a laser print head; the center position of the top of the cutting disc 6 is fixedly connected with the bottom end of the hydraulic cylinder 5; the hydraulic cylinder 5 is fixed on the top of the information collection room 1; the inside of the information collection room 1 There is a collection cylinder 7 directly below the cutting disk 6; the upper port of the collection cylinder 7 is a trumpet-shaped structure extending outward; when working, when the area where the collection film is printed with the palm information of the personnel moves to the cutting disk 6 At this time, the laser print head at the bottom of the cutting disc 6 will print the information on the palm of the personnel again, so that the info...
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