Before a healthtech team buys an application security tool, it should answer three questions: could protected health information reach the vendor through code, logs or findings, what contract terms cover that risk, and does the tool give evidence a healthcare customer will accept. Technical features come after those answers.
Where PHI can sneak in
A scanner does not need patient data, but it can still see some. Common paths include test fixtures with real records, configuration files with connection strings, sample exports committed by mistake, and log lines pasted into code comments. Dynamic testing against a staging environment that holds production copies is a bigger risk.
Ask the vendor what is uploaded, what is analysed locally, and what is retained. A tool that analyses code inside your own environment and sends only metadata has a smaller exposure than one that uploads full source.
Contract questions
If there is any chance that a vendor might handle PHI, ask your counsel whether a business associate agreement is needed and whether the vendor will sign one. If the vendor says its service never touches PHI, ask them to put that in writing and describe how they would respond if a customer accidentally uploads some.
Also check: breach notification timing, subprocessor list, data deletion on exit, and who can access your code on the vendor side.
Technical checks
- Run the tool on a repository that has been cleaned of real data first.
- Confirm that findings do not quote secrets or data values in the clear.
- Review user roles so contractors do not see every project.
- Check audit logs for who viewed what.
Evidence for healthcare customers
Hospital and payer security reviews often ask about vulnerability management, software inventory and patch timelines. A tool that keeps a dated inventory and a record of fixes helps you answer those without scrambling. See also vendor security review questions for health data software.
When simpler is fine
If your product is a small internal tool that never handles patient data, a lighter approach may be enough. The stricter steps matter once PHI is in scope of the code or the environment being tested.
Where Safeguard fits: it provides SBOM and dependency scanning, compliance and evidence automation, and policies and gates, with a free scan at https://gold.safeguard.sh/scan that you can point at a public or test repository first.
Quick check
Do we need a BAA with an AppSec vendor?
It depends on whether the vendor could create, receive, maintain or transmit PHI for you. Ask counsel, and get the vendor's position in writing.
Can we avoid the issue entirely?
Often yes, by scanning cleaned repositories, keeping secrets out of code, and using staging data that is synthetic.
Last reviewed: 19 October 2026.
