Secure network transaction method

Abstract

The invention relates to a secure network transaction method. The secure network transaction method comprises the following steps that S1, a user logs into a transaction interface of a client host computer and executes account transfer operation; S2, an operation mode is selected for a bank terminal randomly; S3, the bank terminal generates a numeric string randomly and conducts operation, and a result is stored in the bank terminal; S4, the bank terminal sends the numeric string and the serial number of the operation mode to a mobile phone of the user; S5, the user extracts the category of the operation mode from a received message and conducts operation on the numeric string; S6, the user sends an operation result to the bank terminal through the mobile phone in a short message mode; S7, the bank terminal checks information fed back by the user, a transaction is completed if the information is accurate, and the transaction is canceled if the information is inaccurate. A network and the mobile phone are simultaneously used for conducting the transaction, so that the secure network transaction method is safer and rapider to implement.

Description

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AI Technical Summary

Problems solved by technology

Both scratch cards and two-dimensional matrix cards are provided in the form of paper cards, but they all have inherent defects. Scratch cards have a strict limit on the number of times they can be used, generally only 30 times, while two-dimensional matrix cards Although the card can be used unlimited times, it is easy to be copied. Compared wit

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