Log into Yandex, and create a new oauth application.
Fill in the application name (it can be anything, though your users will see it during the sign in flow).
You will need to set some basic scopes. Choose “Yandex.Passport API” and then check the boxes for “Access to email address”, “Access to username, first name and surname, gender” and “Access to user avatar”.
Click Web Services under Platform.
In Authorization callback URL #1, put https://