OAuth in Yandex
The OAuth 2.0 protocol allows applications to access Yandex services on behalf of a user. Access is explicitly restricted for each application to the rights assigned during application registration. For information about basic OAuth principles and how the protocol is used in Yandex, see the section Yandex OAuth implementation.
How to use OAuth
To start using the protocol, you need to:
Register your application on Yandex.OAuth.
You can test OAuth applications using debugging tokens.