DATA BACKUP METHOD AND COMPUTER READABLE RECORDING MEDIUM IN WHICH BACKUP PROGRAM IS RECORDED

摘要

PROBLEM TO BE SOLVED: To provide a data backup method capable of efficiently performing backup of data at low cost even by a device of the same scale as that of a personal computer and to provide a computer readable recording medium in which a backup program is recorded. SOLUTION: Backup object data held in a user terminal 1 is retained in a data storage means 4 provided in a server 2 by using a network 3 to connect the user terminal 1 provided on the user side to the server 2 disposed on the provider side by whom backup service is provided.