Antifraud method and system after loss of identification card

Abstract

The invention provides an antifraud method and an antifraud system after loss of an identification card. The method comprises the following steps of encrypting an identification card number in a segmented manner; 2, sending the encrypted identification card number and a decryption dynamic library used for decrypting; 3, decrypting the encrypted identification card number by using the decryption dynamic library; and 4, executing an antifraud measurement according to the decrypted identification card number. According to the method and the system provided by the invention, the number of the lost identification card is transmitted to departments of financing institutions, industrial and commercial registration, education, insurance and telecom, can effectively prevent the identification card lost by people from being used by lawbreakers to perform financial frauds, network frauds and phone frauds, chances of criminal offenders are objectively reduced, and personal and social losses are reduced.

Description

technical field [0001] The invention relates to the technical field of data processing, in particular to a method and system for preventing fraud when an ID card is lost. Background technique [0002] At present, in order to prevent criminals from using fake ID cards to carry out illegal and criminal activities, the public security department and the financial system and other departments have established an identity system network to effectively curb the use of fake ID cards to carry out illegal and criminal activities. However, in real life, it is more common for ID cards to be lost or stolen, and criminals use other people’s real ID cards to carry out illegal and criminal activities. The common types of crime methods are: [0003] 1. Credit card fraud. Criminals falsely use other people's ID cards to open accounts in banks and apply for credit cards, and then use credit cards to carry out malicious overdrafts. [0004] 2. Loan fraud. Criminals use other people's ID car...

AI Technical Summary

Problems solved by technology

[0004] 2. Loan fraud

[0005] 3. Contract fraud

[0006] 4. Fraudulently using other people's identity documents to register the company and make false capital contributions

[0007] 5. Telecom tariff fraud

[0008] 6. Falsely using other people's ID cards to commit online fraud

[0011] However, there is still no effective prevention method for the lost identity card fraud, and it is often impossible to prevent the above-mentioned financial fraud, network fraud, telephone fraud and other events.

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