The main objective of this project is establishing Two Layer Encryption (TLE) and Virtual Private Database (VPD) for a invulnerable data storage system that allow multiple functions when the storage system is distributed and has no central authority.-The　main　objective　of　this　project　is　establishing Two Layer Encryption (TLE) and Virtual Private Database (VPD) for a invulnerable data　storage　system　that allow　multiple　functions when　the　storage　system　is　distributed　and　has　no central authority.