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Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Clear out junk files and repair common Windows errorsFree Scan →Scan for outdated or missing drivers - takes under a minuteDriver Scan →Account aggregators can make it easier to connect a bank account to a budgeting, payment, lending, or other financial service, but that connection moves sensitive information beyond your financial institution. The risks depend on the service, aggregator, connection method, and permissions you approve. Data access does not automatically mean payment access: check the specific authorization to see what information is shared and whether the service can move money.
What is an account aggregator, and how does account access work?
An account aggregator is a participant in a data-sharing chain. You choose a service—such as a budgeting app—and an aggregator may help that service retrieve and organize information from your financial institution. The aggregator and the app are not necessarily the same company, and the details of access depend on the connection involved.
Services may use financial data for budgeting, financial advice, product shopping, sending or receiving money, saving, identity verification, lending decisions, or efforts to improve a credit profile. Some access data once; other services connect repeatedly. The CFPB’s consumer guidance explains these uses and advises consumers to ask what data a service uses and how often it accesses accounts: What to consider when sharing your financial data.
Credential-based connections
With credential-based access, a customer-permissioned company uses credentials to access the financial institution’s online banking service. This can expose login credentials to an additional party, depending on how the connection is set up. The FDIC describes this model in its discussion of data aggregators and consumer financial data: Consumer Financial Data Rights.
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API- or token-based connections
With API- or token-based access, the aggregator interfaces with the financial institution using authentication credentials the institution supplies. This can change how credentials are exposed and how access is maintained, but the label alone does not tell you whether a provider’s security controls are strong. The FDIC describes both connection approaches; the permission screen and provider terms remain important for understanding a particular connection.
Plaid offers a provider-specific example, not a rule for all aggregators. It says the connection type determines whether Plaid has access to a user’s account username and password. Plaid also says that in many cases the user authenticates with the financial institution, which then returns data to Plaid, and that Plaid does not share user credentials with connected apps or services. Those statements describe Plaid’s stated practices, not every aggregator’s: Does Plaid have access to my credentials?
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What financial data might an aggregator receive?
The categories can be broad, but a particular connection may provide only some of them. The CFPB’s 2017 consumer-protection principles identify potentially accessible information such as transactions, other aspects of account use, account terms including fees, realized costs such as fees or interest paid, and benefits such as interest earned or rewards. Those categories are a framework for evaluating a disclosure, not proof that a specific app receives each type of data.
Before approving access, check the authorization screen and service terms for:
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- Which accounts are included and what data categories the service requests.
- How often the service will access the accounts, and whether access is one-time or ongoing.
- What the service stores, how long it keeps the information, and whether it may use or share the data for other purposes.
- How to revoke access and request deletion, including what revocation stops: future access, use, storage, or some combination.
The CFPB principles recommend limiting access to what a consumer-selected service needs and retaining information only as long as necessary. They are not themselves binding law or a guarantee that a particular provider follows those practices. See the CFPB’s Consumer protection principles for consumer-authorized financial data sharing and aggregation.
Can an account aggregator make payments or move money?
Not necessarily—but you should not assume that data-sharing permission rules out money movement. Whether a service can initiate payments or transfer funds depends on the service and the authorization you grant. The CFPB specifically advises consumers to check whether a service can make payments or move money between accounts and whether they are comfortable with its terms. Review that permission separately from the data-access description before approving a connection.
U.S. regulation text at 12 CFR § 1033.431 describes certain authorization procedures that a data aggregator may perform on behalf of a third party. It says the third party remains responsible for compliance with those procedures, and that an authorization disclosure must name the aggregator and briefly describe its services; the text also specifies a consumer-facing certification requirement. The status and implementation of the CFPB’s Personal Financial Data Rights rule may be affected by litigation or agency actions. Do not treat the regulation text as proof that every provision is currently in effect for every consumer or connection. Consult the current official regulation and the authorization you are shown: 12 CFR § 1033.431.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.How to assess a connection before you approve it
- Check the service. Confirm that the company appears legitimate and provides contact details you can use.
- Read the requested scope. Identify the accounts and data categories involved, and whether access is occasional or ongoing.
- Review retention and additional use. Look for what the service stores, how long it keeps the data, and whether it may use or share it for purposes beyond the service you selected.
- Check for money movement. Find out whether the service can initiate payments or transfer funds, rather than inferring this from a general data-access label.
- Understand how to stop sharing. Locate the revocation steps and deletion request process, and check what each action actually stops.
- Keep monitoring your accounts. Review statements and report transactions you do not recognize to your financial institution promptly.
These checks can help you understand a connection, but they cannot make a service risk-free. The CFPB’s consumer guidance on financial-data sharing explains the questions to consider: What to consider when sharing your financial data.
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How to stop sharing data or respond to a reported breach
If you no longer use the service
Cancel the authorization and, where applicable, ask the service to delete data it collected. Deleting the app from your device does not necessarily cancel data sharing. Changing a bank password may not end access in every connection arrangement, so use the revocation process and confirm what it stops.
If credentials were shared and a breach is reported
If the company or aggregator reports a breach involving shared credentials, the CFPB advises changing the passwords for the affected financial accounts and contacting your bank about additional protective steps. Continue monitoring statements and promptly report unfamiliar transactions. The right follow-up depends on the affected account and the financial institution’s guidance.
What the available protections do—and do not—establish
The CFPB’s consumer-protection principles date to 2017 and explicitly say they are not intended to alter, interpret, or provide guidance on existing statutes or regulations. They are useful criteria for judging whether access appears limited and transparent, but they do not guarantee a particular service’s security or determine the exact terms of an individual connection.
Likewise, a provider’s description of its own practices is not an independent security assessment. To evaluate a specific link, rely on its current permission screen and terms for the requested data, access frequency, retention, additional uses, payment authority, revocation, and deletion.
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