A company has three divisions, each with its own networks and services. The company decides to make its secure web portal accessible to all employees utilizing their existing usernames and passwords. The security administrator has elected to use SAML to support authentication. In this scenario, which of the following will occur when users try to authenticate to the portal? (Select two.)

A. The portal will function as a service provider and request an authentication assertion.

B. The portal will function as an identity provider and issue an authentication assertion.

C. The portal will request an authentication ticket from each network that is transitively trusted.

D. The back-end networks will function as an identity provider and issue an authentication assertion.

E. The back-end networks will request authentication tickets from the portal, which will act as the third-party service provider authentication store.

F. The back-end networks will verify the assertion token issued by the portal functioning as the identity provider.