# 2025-06-05: OAuth Service - added session\_id field to login and refreshauthtoken response

## Overview

The [Logging in a customer](https://developer.emporix.io/api-references/api-guides/companies-and-customers/customer-management/api-reference/authentication-and-authorization#post-customer-tenant-login) and [Refreshing a customer token](https://developer.emporix.io/api-references/api-guides/companies-and-customers/customer-management/api-reference/authentication-and-authorization#get-customer-tenant-refreshauthtoken) endpoints of Customer Service now return the additional field:

* `session_id` - Customer email used to login (generate the token).

## Updated endpoints

| Endpoint                                                                                                                                                                                                              | Description                               |
| --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------- |
| [Logging in a customer](https://developer.emporix.io/api-references/api-guides/companies-and-customers/customer-management/api-reference/authentication-and-authorization#post-customer-tenant-login)                 | Added the `session_id` field in response. |
| [Refreshing a customer token](https://developer.emporix.io/api-references/api-guides/companies-and-customers/customer-management/api-reference/authentication-and-authorization#get-customer-tenant-refreshauthtoken) | Added the `session_id` field in response. |

## Known problems

There are no known problems.