ZOINET is the most promising Korean venture company specialized in DSP(Data Protection Service Provider), and it has provided backup systems to mainly large sized organizations including conglomerates and public offices and constructed approximately 170 sites over the last seven years.With its leadership position and know-how in enterprise backup market, ZOINET launched online PC data backup service called internet Personal Vaulting Service since May 1999.IPVS is incredibly convenient especially to businessmen since it allows them to safely store important daily documents into a remote server removing the possibility of data loss and provides easy accessibility to the data anytime, anywhere via internet. At March 2000, ZOINET launched ?o-location Vaulting Service. This service is a key additional service to Co-location service that connects the related servers and equipments with the giga bit Internet back-born inside the internet data center (IDC). ZOINET is working exclusively with 7 out of 10 major internet data centers in Korea as a backup solution provider.Recently, based on IPVS which is breakthrough internet subscription based service, we developed PC data backup software package, so called "BackupMASTER", that is primarily targeting at SMB (small and medium business) market.The package enables organizations offer the similar service with IPVS enterprise-wide to their own employees. It completely automate the task of regularly backing up all critical PC data files without requiring any time or. Any effort on the part of individual users. Even more importantly, it provides users with instantaneous 24hours X 7day accessibility to data.