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