> ## Documentation Index
> Fetch the complete documentation index at: https://grandcentral.backbase.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Connect to Fiserv DNA core banking platform through Grand Central

The Fiserv DNA Core Connector provides pre-built connectivity with the [Fiserv DNA](https://www.fiserv.com/en/solutions/account-processing/dna-platform.html) core banking system through the Fiserv DNA API v24.1.0. It integrates with deposit accounts, loan accounts, payments, and party management.

**Supported version:** Fiserv DNA API v24.1.0

## Supported use cases

<CardGroup cols={3}>
  <Card title="Deposit Accounts" icon="piggy-bank">
    Create, update, and manage deposit accounts with balance retrieval and transaction history
  </Card>

  <Card title="Loan Management" icon="hand-holding-dollar">
    Comprehensive loan account operations including balance details and transaction tracking
  </Card>

  <Card title="Payments" icon="money-bill-transfer">
    Initiate payments and transfer funds between accounts
  </Card>

  <Card title="Party Management" icon="users">
    Manage party records including customers, organizations, and relationships
  </Card>

  <Card title="Access Entitlements" icon="user-shield">
    Control party access permissions to their related accounts
  </Card>
</CardGroup>

## Supported operations

The Fiserv DNA Connector supports the following operations from the Grand Central Unified API specification:

### Deposit account

| **Operation**                    | **Endpoint**                        |
| :------------------------------- | :---------------------------------- |
| Create a new deposit account     | `POST /deposits`                    |
| Get deposit account details      | `GET /deposits/{depositId}`         |
| Get deposit account balances     | `GET /deposits/balances`            |
| Get deposit account transactions | `POST /deposits/transactions`       |
| Close a deposit account          | `PATCH /deposits/{depositId}/close` |

<Note>
  Closing a deposit account marks it as closed and blocks any new transactions to and from that account.
</Note>

### Loan account

| **Operation**                 | **Endpoint**               |
| :---------------------------- | :------------------------- |
| Get loan account details      | `GET /loans/{loanId}`      |
| Get loan account balances     | `GET /loans/balances`      |
| Get loan account transactions | `POST /loans/transactions` |

### Payment

| **Operation**      | **Endpoint**     |
| :----------------- | :--------------- |
| Initiate a payment | `POST /payments` |

### Party

| **Operation**                       | **Endpoint**                      |
| :---------------------------------- | :-------------------------------- |
| Create party                        | `POST /parties`                   |
| Search party                        | `GET /parties/search`             |
| Get party details                   | `GET /parties/{partyId}`          |
| Get accounts for a party            | `GET /parties/{partyId}/accounts` |
| Create or remove party relationship | `POST /party-relationship`        |

<Info>
  Party search allows financial institutions to find party information based on various search criteria. Party relationships enable managing persons associated with organizations.
</Info>

### Party access entitlement

| **Operation**                   | **Endpoint**                              |
| :------------------------------ | :---------------------------------------- |
| Get party access entitlements   | `GET /party-access-entitlement/{partyId}` |
| Manage party access entitlement | `POST /party-access-entitlement`          |

<Info>
  Access entitlements control which accounts a party can access and manage through the banking platform.
</Info>

<Note>
  For a complete list of Grand Central error codes and their descriptions, see [error codes reference](/connectors/reference/error-codes).
</Note>