Studying of privacy-enhancing technologies

Confidential information is a valuable asset for organizations, and its protection is critical to ensure business security and maintain the trust of customers and partners. The issue of data privacy is becoming increasingly relevant in light of the growing number of data leaks both around the world and in Russia. This paper discusses various privacy-enhancing technologies. In this regard, new technologies are emerging that allow you to protect data from unauthorized access and maintain their confidentiality. This paper discusses various technologies that increase data privacy, such as data anonymization, pseudonymization, multiple computing methods, blockchain, differential confidentiality, homomorphic encryption, their advantages and disadvantages. The classification of technologies that increase privacy is given