Abstract:In order to reduce the key update time delay of the Internet of Things and reduce the device location error rate and location time, a new key update and device location of Internet of Things based on smart contract was designed. Adopt improved MVIF security mechanism of both parties to build smart contract security mechanism, and the key update of the Internet of Things is realized through key predistribution, user registration and login, and key update. On this basis, multidimensional scaling technology is us… Show more
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