An interface that states the intended behavior for the authentication.
access_token
The access_token to query password restricted webservices of an openEO back-end
id_token
The id_token retrieved when exchanging the access_token at the identity provider
$login()
Initiates the authentication / login in order to obtain the access_token
$logout()
Terminates the access_token session and logs out the user on the openEO back-end