[Yandex Cloud documentation](../../../index.md) > [Yandex Identity and Access Management](../../index.md) > [Concepts](../index.md) > [Authentication](index.md) > Cookie

# Cookie

Yandex Cloud web interfaces use `yc_session` cookies for user authentication.

All cookies are linked to a single logical [session](../../../organization/concepts/sessions.md) initiated by [auth.yandex.cloud](https://auth.yandex.cloud).

Cookies are created independently for each Yandex Cloud service operating on its own dedicated domain (e.g., [management console](https://console.yandex.cloud), [Cloud Center](https://center.yandex.cloud), [Yandex DataLens](https://datalens.ru), etc.)

#### Useful links {#see-also}

* [Sessions](../../../organization/concepts/sessions.md)