A unique identifier of {HEAD ~ each such component} is included within cryptographically protected information that is provided for {TAIL ~ the encoded text stream} 
A unique identifier of { HEAD ~ each such component } is included within cryptographically protected information that is provided for { TAIL ~ the encoded text stream }
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL