Healthcare Software Compliance Basics
What "compliance-aware architecture" actually means at the system level — access control, audit logging, and encryption as design constraints, not paperwork.
Healthcare software compliance is often treated as a paperwork exercise handled after development. Treated that way, it usually requires expensive rework. Treated as an architectural constraint from the start, it shapes decisions that are much cheaper to make early.
Access control has to be enforced server-side, always
Role-based access control checked only in the UI is not access control — it is a suggestion. Every request that touches sensitive data needs server-side authorization, verified per record, not just per endpoint.
Audit logging is a core feature, not an afterthought
- Log every access to sensitive records — who, when, what was viewed or changed.
- Store audit logs immutably, separate from the operational database.
- Design logging as an async process so it never blocks the primary request path.
Encrypt at rest and in transit, by default
Encryption should not be an opt-in setting for sensitive fields — it should be the default for the whole system, with no code path that accidentally handles unencrypted sensitive data.
Compliance requirements vary — architecture should not have to
Different jurisdictions and certifications impose different specific requirements. A system built around clear access-control, audit-logging, and encryption primitives can usually extend to new requirements without a redesign — one built without them cannot.
Key Takeaways
- Access control must be enforced server-side, per record, not just per endpoint.
- Audit logging is core infrastructure, designed in from the start.
- Encryption at rest and in transit should be the system default, not an option.
Fastly Engineering Team
This article represents the collective engineering knowledge and standards of the Fastly team, not a single author.
Fastly Engineering
Where This Gets Applied
Ideas like this one show up directly in how we scope and build client projects — not just in what we write about.
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Frequently Asked Questions
Does this article constitute legal or regulatory compliance advice?
No — this covers architectural patterns commonly used to support compliance requirements. Specific regulatory compliance requires review by qualified legal/compliance professionals for your jurisdiction and use case.
Can audit logging slow down the system?
Not if designed as an asynchronous side effect of the primary request, rather than a synchronous write that blocks the response.
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