{HEAD ~ The challenge response application} can be administered by an issuer or by a third party on {TAIL ~ behalf} of an issuer 
administered on
{ HEAD ~ The challenge response application } can be administered by an issuer or by a third party on { TAIL ~ behalf } of an issuer
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH