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What's the Dilly-o with consumer account opening: a buyer's guide for credit unions

A proposed class action claims Suncoast Credit Union let criminals open fake accounts in consumers' names through its SunNet Online Banking platform, with "minimal security requirements."12 NCUA's AI resource hub points to a FinCEN report on criminals using AI-generated fake ID documents, photos and videos to get past customer verification.3 Before you pick a vendor, we'd try your own online account opening the way a fraudster would.

The Dilly-o

For most credit unions, we'd start with the account opening your digital banking platform already offers or connects to, since that keeps one less integration to run. Then make the vendor show you how its identity checks hold up against fake IDs and deepfake selfies. Settle the exit terms before you sign, because that is when you have leverage.

How we'd size up a vendor

  1. Identity proofing - does it check the government ID and match a live selfie, and what does it do when the selfie or document is AI-generated? Ask the vendor to show you results from tests with fake IDs and AI-generated selfies.
  2. Watching after day one - ask the vendor whether it flags a change to a new member's phone, email or address. Ask how long it keeps watching, and who on your team hears about a change.
  3. Fit with your systems - is it already connected to your core and your digital banking platform, or will you pay to build that link?
  4. A way out - ask what it costs to leave and how your member data comes back to you. NCUA's third-party guidance says contracts should address default, termination and escape clauses.4

What changed this year

Your Customer Identification Program (CIP) must be written and risk-based.56 Nacha's Phase 2 rule requires receiving institutions not covered in Phase 1 to run risk-based processes to identify credits sent due to fraud.7 The rule does not require checking those credits before they post.7 The June 19, 2026 effective date fell on a federal holiday, so the practical start was June 22, 2026.8 Ask your vendor and your fraud team who watches the credits that arrive in newly opened accounts.

Will it work with your systems?

MANTL announced an integration that connects its consumer and business deposit origination to Q2's Digital Banking Platform.9 Lumin Digital offers digital account opening as an optional feature for Lumin-affiliated credit unions.10 If you run Symitar, we've seen Alkami, Blend, Clutch, DigiFi, Glide and MANTL listed for credit unions in Jack Henry's Fintech Integration Network.C We haven't yet reviewed core fit for Nymbus, Plaid, Prelim, SBS, Simplici, FIS or Truv.C Ask your digital banking provider which account opening products it already connects to. Then ask any vendor for a live credit union reference on your core.

What other credit unions did

Lumin Digital partnered with Consumers Credit Union to launch digital account opening.10 Separately, Stanford FCU and four other companies won dismissal of a suit on Oct. 14.11

What your examiner will ask

Your CIP must still have written, risk-based procedures that let you form a reasonable belief you know each member's true identity.612 Members must be told you are verifying their identity.13 NCUA's examiner guide expects you to build a member risk profile, using the information you collect at account opening.1415 For the vendor, NCUA's third-party guidance says contracts should cover scope, subcontractor oversight, service levels, performance reporting, penalties, records access and audit rights.16 Have ready your CIP procedures as the vendor runs them, how its results feed your risk profiles, and the signed contract.

What it costs

Ask for a full quote that includes integration, identity checks per application and any core connection fees. NCUA notes some credit unions accepted large termination penalties believing them fixed, though early termination and default terms are often negotiable.17 A law firm writing on vendor exits warns that vendors may pull back earlier incentives and charge for deconversion and data migration.18 We'd put deconversion fees and data return in writing before you sign.

Food for thought

NCUA's examiner guide also expects ongoing monitoring to identify and report suspicious transactions after the account is open.15 Before you sign, ask who watches a new account in its first year: your vendor, your core or your fraud team.

Dilly Labs research, written from our catalog and cited sources · updated . Credit unions pay nothing. Vendors pay a referral fee only when a contract is signed through us. It never changes rankings or this guide. How we work

Sources

  1. Suncoast Credit Union Allowed Cybercriminals to Open Fake Accounts with Stolen Data, Class Action Claimswww.classaction.org
    The lawsuit looks to represent anyone residing in Florida who had ... # Suncoast Credit Union Allowed Cybercriminals to Open Fake Accounts with Stole...
  2. Suncoast Credit Union Allowed Cybercriminals to Open Fake Accounts with Stolen Data, Class Action Claimswww.classaction.org
    The 24-page lawsuit says that unauthorized third parties have exploited the credit union’s “loose” and “unsound” security authentication protocols and...
  3. NCUA Issues Updated AI Resource Hubwww.consumerfinancialserviceslawmonitor.com
    Finally, NCUA highlights a FinCEN report on “Fraud Schemes Involving Deepfake Media Targeting Financial Institutions.” This publication describes how ...
  4. ​Evaluating Third Party Relationshipsncua.gov
    - Typically, at a minimum, third party contracts should address the following: - Scope of arrangement, services offered, and activities authorized; - ...
  5. FinCEN Permits Banks to Use Alternative Collection Method for Obtaining TIN Informationwww.fincen.gov
    The use of this exemption by banks is optional, and they are not required to use an alternative collection method for TIN information.
  6. FinCEN Permits Banks to Use Alternative Collection Method for Obtaining TIN Informationwww.fincen.gov
    The CIP Rule requires written procedures that: (1) enable the bank to obtain TIN information prior to opening an account; (2) are based on the bank’s ...
  7. RISK MANAGEMENT TOPICSwww.nacha.org
    - The rule does not require pre-posting monitoring of credit entries.
  8. RISK MANAGEMENT TOPICSwww.nacha.org
    ***NOTE: As June 19 is a federal holiday, the practical effective date for these two rules will be the next banking day – Monday, June 22, 2026.
  9. MANTL Announces Integration With Q2’s Digital Banking Platformwww.mantl.com
    This collaboration integrates MANTL Consumer Deposit Origination and MANTL Business Deposit Origination with Q2’s Digital Banking Platform to deliver ...
  10. Lumin Digital partners with Consumers Credit Union to launch digital account opening solution - CUInsightwww.cuinsight.com
    This new and optional feature will empower Lumin-affiliated credit unions to quickly process membership qualifications and verify identities, easily f...
  11. In the Courts: Apple Wants Review of Class Action Antitrust Suit Brought by 3 CUs; Stanford FCU Wins Ruling in Crypto Scam Case - Credit Union Dailythecudaily.com
    They accused the receiving institutions of failing to follow customer identification and anti-money-laundering requirements when opening accounts.
  12. FinCEN Permits Banks to Use Alternative Collection Method for Obtaining TIN Informationwww.fincen.gov
    FinCEN and the Agencies considered comments received—as well as the significant innovation in identity verification tools available to banks and other...
  13. CONSUMER COMPLIANCE SELF ASSESSMENT GUIDE Excerpt: Bank Secrecy Actbsaaml.ffiec.gov
    Customers must be provided notice that the credit union is verifying their identity and why.
  14. Customer Due Diligencepublishedguides.ncua.gov
    # Customer Due Diligence Per FinCEN regulation § 1020.210(a)(2)(v), all credit unions must develop and implement appropriate risk-based procedures for...
  15. Customer Due Diligencepublishedguides.ncua.gov
    A credit union should use the information obtained at account opening to understand the nature and purpose of the member relationship and to develop a...
  16. ​Evaluating Third Party Relationshipsncua.gov
    - Typically, at a minimum, third party contracts should address the following: - Scope of arrangement, services offered, and activities authorized; - ...
  17. ​Evaluating Third Party Relationshipsncua.gov
    For example, some credit unions have entered into third party agreements with significant buyout or termination penalties, believing the penalties or ...
  18. Strategies for Credit Unions to Navigate Vendor Terminationswww.barclaydamon.com
    Vendors might retract previously offered incentives and impose additional charges for deconversion and data migration.
See the 14 consumer account opening vendorsSorted by fit with your core, with the evidence behind each.