Method for signing on mixed electronic bill

Abstract

The invention provides a method for signing on a mixed electronic bill. Electronic paper is embedded in at least a partial area of an information medium. The method for signing on the mixed electronic bill is characterized by comprising the following steps of: carrying out theoperation processing of signature information by adopting encryption algorithm to obtain encrypt data with the private key information of a seal owner as the password; converting the encrypt data into electronically graphical signature data of electronic paper and converting the encrypt data into printing signature information; and displaying the graphical signature data on the electronic paper by adopting the electronic mode and / or printing the printing signature information on an information medium. With the technology of the method, the uniqueness and the irreplicability of signature information are improved, and therefore, the use of electronic bills is safer. By the adoption of an easily-indentified and easy-use mode, the effective signature of the electronic bills is realized, the risk in the use of the electronic bills is remarkably reduced, and the development of modern financial industry is prompted.

Description

technical field [0001] The invention relates to a method for signing on mixed electronic bills, especially an electronic signature method that encrypts signature information, prints it on an information medium, digitizes it on electronic paper, and transmits it to embedded electronic components for bill authentication. Background technique [0002] With the development of modern economy, the healthy, orderly and safe development of the financial industry is of great significance to today's economic development. In the development of the financial industry, from cash transactions to the comprehensive popularization of various financial instruments, such as letters of credit, promissory notes, checks, etc., have become the main payment tools for various businesses in the modern economy. However, due to the value and circulation of financial instruments themselves, the security of financial instruments is greatly challenged. Cases of financial fraud by forging letters of credi...

AI Technical Summary

Problems solved by technology

However, based on cost and technical reasons, the anti-counterfeiting marks of letters of credit, promissory notes, and checks are not complicated and can be easily copied by counterfeiters.

There are two problems in the signature or endorsement used to confirm the validity of letters of credit, promissory notes, and checks: on the one hand, the signatures or endorsements performed by the same person in different moods and at different time points cannot be guaranteed to be completely consistent, resulting in valid The signature or endorsement is rejected. On the other hand, because the signature or endorsement must be basically the same each time, it provides opportunities for counterfeiters to forge

For example, online banking and electronic key authentication technology to ensure the security of online banking are becoming an important direction for the development of the modern financial industry, but at the same time, network hackers, viruses, phishing programs, etc. also greatly threaten the security of online banking

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