Authorization API.
| Name | Resource | Description |
| Authenticate a user | POST api/2.0/authentication | Authenticates the current user by SMS, authenticator app, or without two-factor authentication. |
| Authenticate a user by code | POST api/2.0/authentication/{code} | Authenticates the current user by SMS or two-factor authentication code. |
| Check authentication | GET api/2.0/authentication | Checks if the current user is authenticated or not. |
| Log out | POST api/2.0/authentication/logout | Logs out of the current user account. |
| Open confirmation email URL | POST api/2.0/authentication/confirm | Opens a confirmation email URL to validate a certain action (employee invitation, portal removal, phone activation, etc.). |
| Send SMS code | POST api/2.0/authentication/sendsms | Sends SMS with an authentication code. |
| Set a mobile phone | POST api/2.0/authentication/setphone | Sets a mobile phone for the current user. |