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HIPAA, GLBA, SEC and PCI DSS: The Sector Rules That Already Force AI Scanning in Healthcare and Finance

Regulation · 2024-12-03 · 11 min read · FilterPrompt Compliance Team

There is no 'AI law' for U.S. healthcare or finance — but HIPAA, GLBA, SEC cyber-disclosure and PCI DSS already treat a leaky chatbot as a breach. Here's how to test for it.

Outside horizontal AI laws, sector regulators already have binding data-protection rules that apply the moment an organization connects sensitive data to an LLM. These rules don't mention 'AI' by name, but a chatbot that leaks a medical record or a customer's account number is a violation under existing law, regardless of whether an AI model was involved. Compliance teams don't get to wait for an AI-specific statute.

The sector rule map

Healthcare: HIPAA in an LLM world

The HIPAA Security Rule requires covered entities and business associates to implement administrative, physical and technical safeguards for electronic PHI. When you feed a hospital's ticketing data into a summarization LLM, three things become in-scope: whether PHI reached an unauthorized model, whether the model can be jailbroken into revealing PHI it saw, and whether audit logs would let you prove either way. All three are LLM vulnerability categories — sensitive data exposure (LLM02), system prompt leakage (LLM07) and prompt injection (LLM01).

Financial services: GLBA, SEC and the 'material incident' clock

The FTC's amended Safeguards Rule (in force since June 2023) requires financial institutions to design, implement and maintain a written information-security program with continuous monitoring or periodic penetration testing and vulnerability assessments. A customer-support LLM is exactly the kind of system this covers. On top of that, the SEC's 2023 cybersecurity rules require Item 1.05 8-K disclosure within four business days of determining a cyber incident is material. An AI leak of customer account information starts that clock.

Payments: PCI DSS v4.0 and the PAN problem

PCI DSS v4.0 Requirements 3.3 and 3.5 prohibit the storage or transmission of unmasked Primary Account Numbers except where strictly necessary and with strong cryptography. A chatbot that echoes a card number in its response, or a RAG pipeline that indexes an unredacted transaction log, both fail. The mitigation is a pre-prompt DLP layer — redact PAN, CVV, expiry and cardholder name before the request reaches the model, and re-scan the response before it reaches the user.

Vulnerability categories to probe for sector-rule evidence

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