Is there any security risk for Alipay offline payment after the loss of a smart band?

ByJoe Horner 2019-06-27 1262

As a representative product of smart wearable devices, smart band can be used as traffic cards with the development of technology, in addition to the fitness tracking function, and the payment function is also a very attractive selling point. At present, the smart watch with the ability to pay seems to have become the basic function, Xiaomi Mi band 3, Mi band 4, Huawei Honor band and other domestic well-known smart bracelet brands have been supported. But if the smart band was lost, are there any security risk? Let talk about it!

Because the smart band price is not high, it has been used by more and more people. In addition to brushing buses and subways, more people like to use smart bracelets as a medium for payment and authentication. To put it simply, it is convenient for users to use smart devices such as smart band for payment confirmation by means of interaction / awakening of smart devices such as hand rings.

As a new way of payment, smart band payment avoids the tedious process of unlocking the mobile phone and entering the APP password compared with the traditional way. However, at the same time, there will inevitably be security concerns, smart bracelet payment is a process of secure transmission of information?

Is there any security risk for Alipay offline payment after the loss of a smart band?

In terms of Xiaomi Mi band 4 and Alipay payment binding, a smart bracelet can only be bound to an account, an account can only be bound to a smart bracelet, do not leak account information to others, are relatively safe. In the payment process, Xiaomi Mi band plays a role similar to U shield, through Bluetooth communication to verify the effectiveness of the bracelet, so as to identify the identity of the user.

Each bracelet has an identity number inside, and the number is unique. In cases where Bluetooth connectivity can transmit data and you are ready to pay with a bracelet, it compares the number inside the bracelet to the bound account. If the match is successful, then you can pay directly. Otherwise, there will be a situation where there is no payment. In the case of the loss of the bracelet, it is also impossible to make a secret-free payment. And until the original account is unbound, the bracelet cannot be bound to the new account, so you don't have to worry about losing or borrowing the smart bracelet.

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