# Package net.corda.node.services.vault

- Class Summary
  Class | Description
  --- | ---
  CashBalanceAsMetricsObserver | This class observes the vault and reflect current cash balances as exposed metrics in the monitoring service.
  NodeVaultService | Currently, the node vault service is a very simple RDBMS backed implementation. It will change significantly when we add further functionality as the design for the vault and vault service matures.