{HEAD ~ Remote access} to the sensitive data is accomplished via {TAIL ~ change requests} submitted to the BIOS code over a secure channel 
{ HEAD ~ Remote access } to the sensitive data is accomplished via { TAIL ~ change requests } submitted to the BIOS code over a secure channel
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH