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