The second connection enables secure access by the client to {HEAD ~ the desired end point server program} using {TAIL ~ a second encryption means} and the session key 
using
The second connection enables secure access by the client to { HEAD ~ the desired end point server program } using { TAIL ~ a second encryption means } and the session key
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH