I have to authenticate myself on an external site, get the key value (GLBID) that is registered in a cookie and use it to access the endpoints that need authentication.
<iframe src="https://login.globo.com/login/438?url=http://globoesporte.globo.com/cartola-fc/&tam=WIDGET" style="height: 100%; width : 100%;"></iframe>
After authenticating, the value is recorded as below:
Using the value collected in the header of my http request (the key becomes X-GLB-Token):