With the development of information technology, it has become a country to protect the security of information, especially the security of important information.
Major issues of general concern to the international community. Due to the ineffectiveness and mistakes of information protection measures, countries all over the world
The amount of losses suffered is huge. For example, the American banking industry only pays attention to the theft of bank passwords by others every year.
The losses amounted to billions of dollars. The only effective way to solve this problem is to use modern passwords.
Technology.
Secret sharing provides an effective solution for key management and financial key data management. There are many cooperative control schemes that can be used for file and data management in different situations, such as assigned secret sharing scheme under limited secret, assigned secret sharing scheme with random weight threshold, tree structure secret sharing scheme, inherited secret sharing scheme and asynchronous publicly verifiable secret sharing scheme. These schemes will improve the efficiency of secret sharing to a certain extent, enrich and expand the application scope of secret sharing, and provide more effective solutions for data and key management.