# Accounting and transactions

The following sections describe how Ripple Custody executes transactions on blockchain ledgers:

- Accounts: Types of accounts, how keys are derived for accounts, and ledger compatibility.
- Transactions: Transaction initiation, processing, fees, and finality.


For a list of blockchain ledgers supported by Ripple Custody, see [Supported blockchain ledgers](/products/custody/v1.15/support/supported-ledgers).