How banks and credit unions reduce fraud risk without disrupting business and commercial payments

The strongest fraud prevention strategies are the ones that improve outcomes across multiple dimensions at once: lower loss exposure, faster exception responses, better audit readiness, and more consistent uptime for business and commercial banking operations.

Fraud prevention works best when risk, operations, compliance, and digital teams are working from the same playbook because fraud does not happen in isolation. It tests the entire financial institution: when a suspicious transaction appears, when a business client needs an answer quickly, when an exception has to be reviewed and resolved, or when auditors want proof that controls are working as intended. In those moments, teams are proving whether their risk strategy, workflows, and employee processes can hold up under pressure.

That is where Positive Pay & ACH Reporting becomes especially valuable in business and commercial banking solutions. Acting as another control, layered onto the technology (tech) stack, Check and ACH Positive Pay helps financial institutions move from reactive, manual exception review toward a controlled, documented, workflow-based approach to payment fraud prevention and exception management.

Why measurable outcomes matter more than isolated fraud tools

A fraud control that catches suspicious activity but slows payment decisions, creates operational delays, or leaves weak audit documentation may solve one problem while creating others. The more durable approach is to evaluate fraud prevention by the outcomes it supports across the business:

• reduced loss exposure
• faster exception review
• fewer disruptions to business and commercial payments
• clearer audit documentation
• less manual work and opportunity for human error
• cost reduction

The banks and credit unions making the most progress are responding to fraud risk quickly without creating friction for clients. Layered security should run in the background from account opening through ongoing activity monitoring and self-service ACH and check fraud remediation.

Which security features are financial institutions deploying across business and commercial banking solutions?

The 2026 Update to the Business Banking Digital Maturity Model revealed that fraud prevention has become a defining characteristic of business banking digital maturity among financial institutions. This capability is being supercharged by advanced data infrastructure and the introduction of artificial intelligence (AI) into banking processes and workflows.

While not every data point made it into the report, two central themes emerged around security measures: stronger identity and document verification during digital account opening and fraud remediation. When surveying the market as part of the research process, we asked digital banking decision makers to indicate which fraud prevention techniques they currently offer or plan to offer in the near future. Here’s how the market responded:

Source: Alkami Proprietary Research – 150 digital banking decision makers were surveyed across banks and credit unions. Data collected October 3 – 30, 2025.

Why manual fraud review creates risk

Many financial institutions still manage fraud controls through email chains, spreadsheets, disconnected alerts, and institutional knowledge that lives with only a few employees. In that model, the process often depends on who notices a suspicious item, who is available to review it, and how quickly a decision can be routed to the right person. That creates inconsistency, especially during high-volume periods or staff transitions.

For business and commercial banking clients, the drawbacks are significant. Manual processes can mean:

• increased fraud exposure
• slower response to suspicious activity
• inconsistent exception handling
• reduced visibility into approvals and decision history
• more difficulty demonstrating policy adherence during audits
• higher operational strain on fraud and risk teams

In business and commercial banking, those issues are not merely back-office inefficiencies. They affect client confidence directly. Fraud prevention becomes a relationship issue the moment a treasury team is unsure whether the institution can protect payments without disrupting operations.

Positive Pay goes beyond identifying problematic transactions. By automatically comparing incoming payments against authorized check issue files or ACH authorization rules, it helps organizations establish a structured review process for exceptions. This shifts fraud controls from ad hoc investigation to a documented workflow with defined decision points, audit trails, and accountability.

That kind of transformation is especially important in treasury management, where the cost of a delayed decision can extend beyond the suspicious item itself. Delays can interrupt payroll, vendor payments, and cash management processes that businesses rely on every day.

Why Positive Pay works best as part of a layered security strategy

Incorporating Positive Pay as part of a layered security framework strengthens fraud prevention by unifying multiple controls, including:

• transaction review and exception identification
• user entitlements and approval structures
• alerts and suspicious activity monitoring
• documented decision workflows
• employee escalation paths

Within that model, Positive Pay helps financial institutions put more structure around one of the most important fraud moments in business and commercial banking: identifying transactions that require scrutiny and ensuring they are reviewed consistently. Instead of relying on manual intervention and disconnected reviews, financial institutions can create repeatable operations that stand up to scale, staff turnover, and regulatory scrutiny.

Fraud prevention and compliance are now inseparable

Financial institutions need to show not only that controls exist, but that they are being applied consistently, with traceable actions and documented outcomes. A fraud strategy that produces cleaner records, clearer ownership, and stronger evidence of review helps support

• audit preparation
• examiner discussions
• internal governance
• policy enforcement consistency

Fraud prevention is often framed as a client issue or a risk issue. However, it is also an employee experience issue. When fraud operations are overly manual, the burden falls on staff to interpret alerts, track down missing information, route questions, and make judgment calls with limited process support. That can slow response times and increase inconsistency, especially when teams are stretched thin.

A more structured fraud environment can help employees by:

• reducing manual review burden
• clarifying escalation and approval paths
• improving visibility into exceptions
• creating more consistent workflows
• making decisions easier to document and defend

Employee experience and fraud performance are closely linked. Teams that can act with confidence and clarity are more likely to respond quickly, apply policy consistently, and protect client relationships when it matters most.

Building a modern fraud strategy for business and commercial banking

For financial institutions serving businesses, a modern fraud strategy should help the institution operate better across the full risk lifecycle. That means asking a broader set of questions:

• Can we identify suspicious activity early enough to act?
• Can we route exceptions quickly and consistently?
• Can we document decisions clearly for audit and compliance?
• Can our teams manage fraud controls without excessive manual effort?
• Can we maintain continuity and confidence for business clients during high-risk moments?

Financial institutions that can answer yes to those questions are best positioned to protect clients without slowing operations. Positive Pay supports that shift by helping create a more consistent process for reviewing exceptions, documenting decisions, and responding to risk at scale.