国家による個人識別番号とその利用システムのあり方IPSJ SIG Technical Report 1,a) 1,b) 1,c) [1] , , , Toward the better design of a national identification number and its utilization system — from the viewpoint of privacy — Abstract: Japanese government is developing ”Identification Number System for Social Security and Tax- ation”[2] now. Following its ongoing legislation, building an information linkage system, which can correlate this number wi
