Wireless ad hoc communication system, {HEAD ~ terminal}, method for suggesting issuance of attribute certificate and method for requesting issuance of attribute certificate in the terminal, and program for causing {TAIL ~ the terminal} to execute the method 
Wireless ad hoc communication system , { HEAD ~ terminal } , method for suggesting issuance of attribute certificate and method for requesting issuance of attribute certificate in the terminal , and program for causing { TAIL ~ the terminal } to execute the method
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH