How does authentication work in REST API?

Use of basic authentication is specified as follows:

In Authentication, select one of the supported types: Basic Auth, OAuth 2.0, or RSSO. To add the authentication credentials, click Next. Login—Enter basic authorization user name of the REST API web service. Password—Enter the password of the basic authorization protocol.7 Oca 2022

authentication is stating that you are who are you are and authorization is asking if you have access to a certain resource . when working with rest apis you must remember to consider security from the start. restful api often use get (read), post (create), put (replace/update) and delete (to delete a record).