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Reducing Risk & Fraud

Guardrails for AI: Banking on Security and Compliance

Viviana Campanaro
Dec 3, 2025

AI governance in U.S. banks and credit unions demands a proactive blend of security best practices and regulatory alignment to ensure safe, ethical, and compliant artificial intelligence (AI) adoption.

From fraud detection to customer service automation, AI has become increasingly embedded in financial services.

You must establish robust governance frameworks to manage AI risks while unlocking its potential responsibly. Explore these best practices to navigate the evolving landscape of AI governance with a focus on security best practices and regulatory considerations.

AI Security Best Practices for Banks and Credit Unions

Securely implementing AI to protect your data, systems, and decision-making integrity requires a layered approach, including:

  • Data Privacy and Protection
    • Encrypt sensitive customer data used in AI models.
    • Apply strict access controls and audit trails to monitor data usage.
    • Use anonymization and differential privacy techniques to reduce exposure risks.

  • Model Risk Management
    • Validate AI models regularly to ensure accuracy, fairness, and resilience.
    • Monitor for drift, bias, and adversarial vulnerabilities.
    • Maintain documentation of model design, training data, and decision logic.

  • Cybersecurity Integration
    • Treat AI systems as critical infrastructure within your cybersecurity strategy.
    • Use AI to enhance threat detection while safeguarding AI itself from manipulation.
    • Collaborate with cybersecurity teams to assess AI-specific attack surfaces.

  • Third-Party Risk Oversight
    • Vet vendors providing AI solutions for compliance, security, and transparency.
    • Include AI-specific clauses in contracts (e.g., data ownership and audit rights).
    • Monitor outsourced AI tools for performance and ethical alignment.

AI Governance and Regulatory Compliance

U.S. regulators are increasingly scrutinizing AI use in financial services. Key frameworks and expectations include:

  • The National Credit Union Administration’s (NCUA) AI Compliance Plan
    • The NCUA emphasizes risk management, transparency, and fairness in AI deployment – emphasizing the importance of ensuring AI tools do not compromise accountholder protections or violate lending regulations.

  • The Government Accountability Office (GAO) Oversight and Dodd-Frank Implications
    • The GAO underscores the need for explainability and accountability in AI systems used by financial institutions, requiring you to meet audit and reporting obligations under the Dodd-Frank Act.
  • Treasury’s Cybersecurity Guidance
    • To strengthen your resilience, the S. Department of the Treasury encourages all financial institutions to assess AI’s cybersecurity dimensions and collaborate with regulators.

  • Congressional Task Force on AI
    • The U.S. House Bipartisan Task Force recommends ethical AI use, bias mitigation, and consumer protection as top priorities for financial services.

Step-by-Step AI Governance Roadmap for Banks and Credit Unions

To align with best practices and regulatory expectations, you should:

  • Establish an AI governance committee: Include stakeholders from compliance, IT, risk, and business units.
  • Develop AI use policies: Define acceptable use cases, ethical boundaries, and approval workflows.
  • Implement continuous monitoring: Track AI performance, security incidents, and regulatory changes.
  • Educate staff and stakeholders: Provide training on AI risks, compliance obligations, and responsible use.

AI offers transformative potential for financial institutions – but only if governed wisely.

By embedding security and compliance into every stage of AI adoption, you can build trust, reduce risk, and stay ahead of regulatory scrutiny.

Ready to learn more? Connect with our governance, risk, and compliance experts to develop a robust governance framework and manage AI risks. 


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