{HEAD ~ An authentication component} may receive {TAIL ~ credential information} for authentication of a user or a device for access to a resource 
{ HEAD ~ An authentication component } may receive { TAIL ~ credential information } for authentication of a user or a device for access to a resource
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH