How to collect biometric data from Sberbank?

Question

Data protection

After a wave of leaks of databases of public services, various scammers began to call me. They pretended to be non-existent banks, collectors, they said that I won the lottery and all that. It got to the point of absurdity, they even called my snls number. I want to protect myself and my data from leaks. Therefore, I want to learn from you how to completely refuse the collection and storage of biometric data in the bank. Foolishly, I agreed to collect them. And what is the chance that the data will be deleted after my application?

Answer 1

Probably write an official appeal addressed to the director, in the department where they were received from the client.