Method, device and system for verifying transaction permission of wireless point-of-sale (POS) machine
A POS machine, wireless technology, applied in the field of transaction authority verification of wireless POS machine, can solve the problem of inability to verify the transaction authority of wireless POS machine and the like
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Embodiment 1
[0033] For the above-mentioned wireless POS machine transaction authority verification method proposed by the embodiment of the present invention, it can be realized by a verification device on the network side, such as a verification server, or it can be realized by a verification system including multiple devices. As an example, the transaction authority verification method of the above-mentioned wireless POS machine is described in detail, as figure 2 As shown, it specifically includes the following processing steps:
[0034] Step S201, the wireless POS machine sends a transaction request message to the verification server on the network side.
[0035] Step S202: After receiving the transaction request message sent by the wireless POS machine, the verification server sends a transaction request reply message to the wireless POS machine, which is used to inform the wireless POS machine to feed back the information required to verify the transaction authority of this transac...
Embodiment 2
[0051] Preferably, on the basis of the processing flow of the transaction authority verification method of the wireless POS machine provided in the above-mentioned embodiment 1, the transaction information of this transaction requested by the wireless POS machine can also be added to perform the processing flow of transaction information verification , specifically as image 3 As shown, after the verification server receives the transaction request message sent by the wireless POS machine, before determining the transaction authority verification result of the wireless POS machine, the following processing steps are also included:
[0052] Step S301. After receiving the transaction request message sent by the wireless POS machine, the verification server obtains the transaction number of the current transaction carried in the transaction request message, and may also obtain the transaction amount of the current transaction carried in the transaction request message.
[0053] S...
Embodiment 3
[0065] Preferably, on the basis of the processing flow of the transaction authority verification method of the wireless POS machine provided in the above-mentioned embodiment 1 or embodiment 2, a processing flow for verifying based on the historical transaction conditions of the wireless POS machine can also be added, that is, in After determining the current location of the wireless POS machine, after the wireless POS machine is within the preset use position range, before determining the transaction authority verification result of the wireless POS machine, it is determined that the wireless POS machine is within the first set time period , the number of transactions at the current location does not exceed the first number threshold; and / or it is determined that the transaction number of the transaction account requested by the wireless POS machine for this transaction within the second set time period does not exceed the second number threshold.
[0066] Specific as Figure...
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