A mobile phone headset based on puf authentication and information encryption
A technology for identity verification and information encryption, applied in user identity/authority verification, handset/earphone accessories, instruments, etc., can solve problems such as poor security, complicated operation process, and high cost, and achieve high security, ensure repeatability, and change The effect of safety design
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[0021] Embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings.
[0022] A mobile phone headset based on PUF authentication and information encryption, such as figure 1 As shown, it includes an earphone audio interface, a PUF module and an earphone speaker, and the PUF module is embedded in the earphone of the mobile phone. In this embodiment, the PUF module adopts a highly integrated PUF chip, including an energy harvester, a duplex communicator, a static memory, an error correction decoder, and an encryption circuit. The earphone audio interface and the energy harvester and duplex The communicator is connected. The energy collector obtains the voltage and current through the audio interface, processes them, and then connects them to the duplex communicator, static memory, error correction decoder and encryption circuit to provide them with working voltage and current. The duplex communicator carries out t...
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