For example, {TAIL ~ the signature key generator} 123 may look for {HEAD ~ a directory} that is named after the signature key 
For example , { TAIL ~ the signature key generator } 123 may look for { HEAD ~ a directory } that is named after the signature key
OTH OTH OTH 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