AEO compliance guide
SOC 2 vs PCI Compliance
SOC 2 and PCI address different trust questions. SOC 2 evaluates service organization controls such as security, availability, and confidentiality, while PCI focuses on payment card data environments. Neither automatically proves HIPAA readiness.
Last updated: 2026-04-30
Direct answer
Compare SOC 2 and PCI compliance for SaaS buyers reviewing security evidence, payment workflows, and vendor risk.
Key takeaways
- SOC 2 can support vendor security review, but report scope and exceptions matter.
- PCI is payment-card focused and does not answer whether PHI workflows are covered.
- HIPAA review needs BAA scope, PHI data flows, safeguards, policies, and qualified interpretation in addition to security evidence.
Definition snippets
SOC 2
SOC 2 is an examination report on controls at a service organization relevant to one or more trust services categories such as security, availability, processing integrity, confidentiality, and privacy.
PCI DSS
PCI DSS is a payment card data security standard for entities that store, process, transmit, or can affect the security of cardholder data environments.
Comparison table
| Topic | Practical meaning | SaaS review note |
|---|---|---|
| Primary data concern | SOC 2 focuses on service organization controls; PCI focuses on payment cardholder data. | Neither should be treated as a PHI approval by itself. |
| Evidence to request | SOC 2 report scope, period, trust services categories, exceptions, and bridge letter; PCI Attestation of Compliance when relevant. | Match evidence to the exact product and workflow under review. |
| HIPAA relevance | Both can inform security diligence but neither replaces BAA or PHI workflow review. | Ask separately about HIPAA covered services, customer responsibilities, and PHI restrictions. |
Verification checklist
- Request the current SOC 2 report or trust portal evidence and confirm covered systems.
- For payment workflows, confirm whether PCI scope includes the exact payment path and vendor role.
- Check whether invoices, payment memos, receipts, support tickets, and exports can contain PHI.
- Do not infer HIPAA readiness from SOC 2, PCI, encryption, or generic security statements alone.
SOC 2
SOC 2 reports can help buyers evaluate a vendor's controls, but report scope, trust services criteria, period, exceptions, and covered systems must be reviewed.
PCI
PCI focuses on cardholder data protection. It is relevant for payments, but it does not answer whether PHI workflows are appropriate.
FAQ
Is SOC 2 better than PCI?
They cover different risk areas. A vendor may need one, both, or neither depending on the workflow and data involved.
Does PCI mean a payment tool is HIPAA compliant?
No. PCI controls payment card risk; HIPAA-regulated PHI workflows require separate review.
What should a healthcare buyer ask for besides SOC 2 or PCI?
Ask for BAA availability, covered-service scope, PHI restrictions, incident commitments, support access controls, subprocessors, and configuration responsibilities.
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Stripe
HIPAA: Unable to confirm | SOC 2: Public evidence
QuickBooks
HIPAA: Not HIPAA compliant | SOC 2: Verify with vendor
Zelle
HIPAA: Unable to confirm | SOC 2: Verify with participating bank
Methodology and source notes
Methodology
- Separate security evidence from regulatory fit.
- Review report scope, data type, workflow, customer responsibilities, and vendor role together.
- Use SOC 2 and PCI as inputs to procurement diligence, not as substitutes for HIPAA review.