Key downloading method and device of POS terminal

A terminal and key technology, which is applied to the public key of secure communication, secure communication device, usage of multiple keys/algorithms, etc., can solve problems such as low key injection efficiency, increased logistics cost, troublesome operation, etc.

Active Publication Date: 2017-05-10
PAX COMP TECH SHENZHEN
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] The purpose of the present invention is to provide a POS terminal key download method to solve the problems in the prior art that the device needs to be tr

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  • Key downloading method and device of POS terminal
  • Key downloading method and device of POS terminal
  • Key downloading method and device of POS terminal

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Embodiment Construction

[0046] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

[0047] The purpose of the embodiment of the present invention is to provide a POS terminal key download method to solve the problem of transportation cost and low download efficiency existing in the key download method in the prior art. In order to ensure the security of the key, it is usually necessary to transport the POS terminal to each security center for key download. On the one hand, this operation method will increase the transportation cost of the POS terminal, and the POS terminal needs to be transported from the merchant to the corresponding security center. location; secondly, it takes ...

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Abstract

The invention provides a key downloading method of a POS terminal. The method comprises the following steps: at a production or maintenance stage of the POS terminal, setting an equipment authentication key pair and an equipment encryption key pair in the POS terminal; performing mutual authentication on the POS terminal and a remote key server according to a remote authentication key pair set by the remote key server and the equipment authentication key pair in the POS terminal, and binding a certificate of the remote key server in the POS terminal equipment after the authentication is passed; and downloading a main key by the POS terminal from the remote key server according to the equipment authentication key pair and a temporary transmission key. By adoption of the method, the main key can be downloaded by a network beyond a security center, the security is high, the transport cost can be saved, and the efficiency is high.

Description

technical field [0001] The invention belongs to the security field of POS terminals, in particular to a key download method and device for POS terminals. Background technique [0002] POS (English full name is Point of sales, Chinese full name is point of sale), is a terminal reader equipped with barcode or OCR code technology, and has cash or barter quota cashier function. Its main task is to provide data services and management functions for commodity and service transactions, and to conduct non-cash settlements. Since it includes a non-cash settlement function, the security of the POS terminal must be well ensured, for example, the security of the key in the POS terminal must be ensured. [0003] In order to ensure the security of the key of the POS terminal, it is usually necessary to transport the POS terminal to the security center where the acquirer is located after the manufacturer ships it to the acquirer, and the security center injects the key. After the key inj...

Claims

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Application Information

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IPC IPC(8): H04L9/08H04L29/06G06Q20/38G07G1/14
CPCG06Q20/3829G07G1/14H04L9/0819H04L63/06H04L63/0823H04L63/083G06Q20/206H04L9/3273H04L63/062H04L2463/102G06Q20/202H04L9/3268G06Q2220/00H04L9/3213H04L9/14H04L9/30
Inventor 彭荣收李杨汤沁
Owner PAX COMP TECH SHENZHEN
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