API Solutions — fhbo-usa

Comprehensive U.S. Bank API Key Management & Review.

fhbo-usa provides structured, institution-grade reviews of API credentials issued by U.S. financial institutions — covering first-party bank APIs, open banking endpoints, and payment network tokens. Our audit process ensures your integrations meet regulatory standards, security baselines, and operational resilience requirements.

SOC 2 Aligned Process
72-Hour Turnaround
FFIEC-Aware Reviews

No commitment required. Your information is kept confidential per our Privacy Policy.

fhbo-usa / api-key-audit
Audit StatusIn Review

Plaid Link Token

Open Banking

98/100

FRB Payment API

Fed Network

95/100

Wells Fargo OAuth

First-Party Bank

74/100

Visa Direct Token

Payment Network

91/100
Overall Compliance Score89.5{9272ac8955812a73848f908526ebfd0fa385eddc9e4f284fff7bba23e3244510}

Sample audit dashboard — fhbo-usa review interface

Core Services

Four Specialized Services.
One Integrated Assurance Framework.

Each engagement is scoped, documented, and delivered by practitioners with direct U.S. banking API experience — not generalist consultants.

Security

API Key Scope Analysis

Comprehensive review of your API permission architecture — we map every key's granted scope against your actual business requirements to eliminate over-privileged credentials before they become a liability.

Deliverables

  • Permission scope matrix with risk-rated gap report
  • Least-privilege validation per endpoint group
  • Expiry policy audit with recommended rotation windows
Compliance

Credential Lifecycle Audit

End-to-end evaluation of how API credentials are created, stored, rotated, and retired throughout your organization — ensuring your practices align with FFIEC guidelines and modern security standards.

Deliverables

  • Rotation schedule assessment with compliance benchmarking
  • Storage practice review across vaults, env vars, and CI/CD
  • Revocation readiness score with tested incident playbook
Connectivity

Bank Connectivity Verification

Structured end-to-end testing of your integrations across U.S. banking rails — ACH, wire, RTP, and FedNow — validating both production endpoints and sandbox environments for latency, reliability, and error handling.

Deliverables

  • Full connectivity test report across ACH, RTP, and FedNow rails
  • Sandbox vs. production parity assessment
  • Latency benchmarks and error-handling coverage map
Advisory

Developer Security Briefing

A focused 60-minute briefing session with your engineering and compliance teams, presenting findings from prior assessments and translating technical risks into actionable priorities for your roadmap.

Deliverables

  • Tailored slide deck with prioritized findings and risk ratings
  • Live Q&A session with senior security engineers
  • 30-day written follow-up support via dedicated channel

Services can be bundled or procured individually. Contact our team at [email protected] to discuss a scoped engagement tailored to your infrastructure.

Ecosystem Expertise

Supported U.S. Banking Ecosystems

fhbo-usa brings deep advisory knowledge across the full spectrum of U.S. financial infrastructure — from national bank open banking frameworks to community institution API platforms.

Major National Bank Open Banking APIs

Advisory expertise covering open banking API frameworks offered by the largest U.S. national banks, including data-sharing standards, OAuth 2.0 authorization flows, and consumer-permissioned account access protocols aligned with FDX and CFPB guidance.

FDX StandardOAuth 2.0Account Aggregation

ACH Network Integrations

Deep expertise in Automated Clearing House (ACH) network integration patterns, including Same Day ACH, WEB debit entries, Nacha file formatting, return code handling, and ODFI/RDFI relationship architecture for payment processing pipelines.

Same Day ACHNacha RulesODFI/RDFI

Card Network Tokenization APIs

Comprehensive knowledge of network tokenization services from major U.S. card networks, including EMV network tokens, merchant-presented tokenization, push provisioning flows, and lifecycle management APIs for secure card-not-present transactions.

EMV TokensPush ProvisioningPCI DSS

Community Bank & Credit Union API Platforms

Specialized advisory for integrating with community financial institution technology stacks, including core banking vendors such as Fiserv, FIS, and Jack Henry, as well as CUSO-developed API ecosystems and credit union data exchange standards.

Core BankingCUSO PlatformsCredit Union APIs

Continuous Ecosystem Monitoring

fhbo-usa tracks evolving U.S. regulatory guidance, Nacha rule updates, FDX standard revisions, and core banking platform releases — ensuring our advisory recommendations reflect current ecosystem realities.

Disclaimer: fhbo-usa is an independent advisory firm and is not affiliated with, endorsed by, or a partner of any named financial institution. All trademarks, service marks, and trade names referenced are the property of their respective owners. References to specific networks, platforms, or standards are for descriptive purposes only.

Pricing Transparency

Clear Pricing, No Hidden Fees

Every engagement is priced transparently. Choose the tier that fits your organization's scope — or contact us to build a custom advisory package.

Essential Review

$499/ flat fee

A thorough single-credential audit for teams evaluating their first API integration or validating an existing key.

  • Single API key audit
  • Written findings report
  • 5-business-day turnaround
  • Security & scope review
  • PDF delivery via email
  • Risk matrix
  • Compliance checklist
  • Developer call
  • Quarterly reviews
Most Popular

Professional Assessment

$1,299/ flat fee

Comprehensive multi-credential assessment for growing teams that need structured compliance documentation and expert guidance.

  • Up to 5 API credentials audited
  • Detailed risk matrix
  • Regulatory compliance checklist
  • 60-min developer briefing call
  • Written assessment report
  • 10-business-day turnaround
  • Unlimited scope
  • Dedicated analyst
  • Quarterly reviews
  • SLA
Enterprise

Enterprise Advisory

Custom

contact for pricing

Full-scope advisory engagement for financial institutions and large engineering organizations requiring ongoing oversight and SLA coverage.

  • Unlimited API credentials & scope
  • Dedicated senior analyst
  • Ongoing quarterly reviews
  • Enterprise SLA included
  • Priority response & escalation
  • Custom compliance reporting
  • On-site or virtual workshops

All prices are in USD. Enterprise pricing is determined by scope, team size, and compliance requirements. Contact our team to discuss a custom engagement.

What's included in every tier

Regardless of tier, every fhbo-usa engagement includes a signed non-disclosure agreement, a dedicated secure submission portal for your credentials, and full compliance with U.S. financial data handling standards. No recurring charges apply unless explicitly agreed upon.

fhbo-usa

Seamless Financial API Integration for the Modern U.S. Market. Connecting institutions, lenders, and fintechs with compliant, reliable infrastructure.

fhbo-usa · United States

Legal & Compliance

fhbo-usa operates in compliance with U.S. federal financial regulations, including applicable provisions under the Bank Secrecy Act and relevant CFPB guidelines.

© 2026 fhbo-usa. All rights reserved.

Secure · Compliant · U.S. Market Ready