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