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Cybersecurity Field Notes for Medical Device Teams.

Notes on FDA, EU MDR and UK cybersecurity expectations for medical devices, written for QA/RA and software leads.

FDA reviewers are now asking for VEX/VDR files with your SBOM

Recently a manufacturer received an AINN request asking for VEX and VDR data alongside their CycloneDX SBOM. This isn't in the premarket guidance, but you're almost certainly already doing the work. You just aren't packaging it in the format the FDA now wants.

Alan ParkinsonAlan Parkinson

The EU Cyber Resilience Act and medical devices: what's in scope and what isn't

The EU Cyber Resilience Act (CRA) excludes medical devices under MDR. But health apps, wellness products, and companion apps without medical device claims? They're in scope. If you're using the 'launch as wellness first' strategy, cybersecurity regulation still applies from December 2027

Alan ParkinsonAlan Parkinson

What is an SBOM? Think food labels, but for software

An SBOM (Software Bill of Materials) is essentially an ingredients list for software. Just like checking food labels for allergens, an SBOM lets you scan for known cybersecurity vulnerabilities in your product's third-party components.

Alan ParkinsonAlan Parkinson
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Alan ParkinsonAlan Parkinson

CMake can now generate SBOMs. What does that mean for medical device manufacturers?

Kitware has added experimental SBOM generation to CMake. If you build embedded medical device software in C or C++, the build system you probably already use can now describe what goes into your firmware.

Alan ParkinsonAlan Parkinson

CISA's 2026 SBOM minimum elements: when they'll reach your medical device

At the end of July, CISA published the 2026 Minimum Elements for a Software Bill of Materials, replacing the 2021 NTIA minimum elements reference by FDA Cybersecurity guidance since 2023. We take a look at the impact for medical device manufacturers.

Alan ParkinsonAlan Parkinson

SBOM vs SOUP: what's the difference?

You've maintained a SOUP list under IEC 62304 for years, and now the FDA or a hospital customer wants an SBOM. Isn't that the same document with a new name? Not quite. One is a safety classification, the other is a machine-readable inventory, and each does something the other can't. Here's how they fit together, and why your SBOM is the easiest way to keep your SOUP records honest.

Alan ParkinsonAlan Parkinson

Is my device a cyber device? What the FDA guidance actually says

Is a medical device with a USB port really a "Cyber Device" and requires all the cybersecurity documentation in an eSTAR? We look at the guidance and some useful tips.

Alan ParkinsonAlan Parkinson

Won't an SBOM give away my IP?

It's one of the most common objections I hear from founders, and once you see what an SBOM actually contains, it's a much smaller worry than it first appears. Here's what it does and doesn't expose, why submitting it isn't the same as publishing it, and why the list of libraries you used was never the secret worth protecting

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