With EntityFrameworkCore.EncryptColumn package, you can store your sensitive data in encrypted form in your database. To use this package, simply install it to your project, specify your encryption key in the constructor method of your DbContext class, and create an instance from the encryption provider. Then, add the EncryptColumn attribute to the parameters in the class you want to encrypt. You can check out the example project on GitHub and for any issues, feel free to contact the developer via email or by creating an issue in the repository.