{TAIL ~ An MD5 processing apparatus} is a hardware implemented {HEAD ~ MD5 process} in a programmable device such as an FPGA or the like 
{ TAIL ~ An MD5 processing apparatus } is a hardware implemented { HEAD ~ MD5 process } in a programmable device such as an FPGA or the like
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH