NAME IDENTIFICATION SYSTEM FOR NAME IDENTIFICATION OF ANONYMOUS DATA, METHOD THEREOF AND COMPUTER PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a technology for allowing a name identification system to acquire anonymous data from a plurality of service provision systems without obtaining personal information and to perform name identification on the acquired anonymous data.SOLUTION: A name identification system transmits a transmission request that requests transmission of data and a value which is different for each transmission request to each of a plurality of service provision systems, receives from each of the plurality of service provision systems a set of a hash value which is generated on the basis of an identification value for managing the data and the value, and anonymous data identified by the identification number, and executes name identification of anonymous data identified by the hash value among anonymous data received from each of the plurality of service provision systems.