Features, pricing, ratings, and pros & cons — compared head-to-head.
Armis Centrix™ Medical Device Security is a commercial operational technology asset discovery tool by Armis. s7scan is a free operational technology asset discovery tool. Compare features, ratings, integrations, and community reviews side by side to find the best operational technology asset discovery fit for your security stack.
Based on our analysis of NIST CSF 2.0 coverage, core features, company size fit, deployment model, here is our conclusion:
Armis Centrix™ Medical Device Security
Mid-market and enterprise healthcare security teams need medical device visibility that doesn't break clinical workflows, and Armis Centrix™ delivers this through agentless discovery and a Clinical Impact Score that prioritizes threats by patient safety risk rather than generic severity. The platform covers the full ID.AM to DE.AE arc (asset discovery through anomaly analysis) and handles the legacy device inventory that most hospitals refuse to upgrade, which is where 80 percent of the actual risk lives. Skip this if your organization runs primarily modern, patchable infrastructure; Centrix is purpose-built for the messy reality of connected anesthesia machines and decades-old imaging systems, not general IT asset management.
Manufacturing and critical infrastructure security teams operating Siemens environments need s7scan because it's the only free tool that enumerates PLCs at scale without requiring credentials or vendor partnerships. The 150 GitHub stars reflect active adoption by OT practitioners who've validated it against real Siemens deployments. Skip this if you're looking for a commercial support contract or cross-vendor asset discovery; s7scan is laser-focused on Siemens reconnaissance and won't help you map your Rockwell or Schneider infrastructure.
Medical device security platform for healthcare asset visibility & protection
A tool for scanning networks, enumerating Siemens PLCs, and gathering detailed information about them.
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Common questions about comparing Armis Centrix™ Medical Device Security vs s7scan for your operational technology asset discovery needs.
Armis Centrix™ Medical Device Security: Medical device security platform for healthcare asset visibility & protection. built by Armis. Core capabilities include Complete asset visibility across medical devices and IT/IoT systems, Asset location and patient proximity monitoring, Clinical Impact Score for patient safety prioritization..
s7scan: A tool for scanning networks, enumerating Siemens PLCs, and gathering detailed information about them..
Both serve the Operational Technology Asset Discovery market but differ in approach, feature depth, and target audience.
Armis Centrix™ Medical Device Security is developed by Armis. s7scan is open-source with 150 GitHub stars. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.
Armis Centrix™ Medical Device Security and s7scan serve similar Operational Technology Asset Discovery use cases: both are Operational Technology Asset Discovery tools. Key differences: Armis Centrix™ Medical Device Security is Commercial while s7scan is Free, s7scan is open-source. Review the feature comparison above to determine which fits your requirements.
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