{HEAD ~ An application component} receiving {TAIL ~ the request} may acquire updated credential information from a user or another entity 
receiving
{ HEAD ~ An application component } receiving { TAIL ~ the request } may acquire updated credential information from a user or another entity
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH