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CRA for IoT Manufacturers: Securing Connected Devices

Hardware meets software. How IoT device makers must navigate the Cyber Resilience Act to legally sell in Europe.

March 2026 · 11 min read

IoT is the Primary Target of the CRA

Historically, IoT devices (webcams, smart home hubs, routers) have been plagued by hardcoded passwords and unpatchable firmware. The CRA specifically aims to end this era.

Critical Requirements for Hardware

  • No Default Passwords: Devices must prompt the user to change the password upon first initialization.
  • Update Mechanisms: Devices must be capable of receiving Over-The-Air (OTA) firmware updates.
  • Guaranteed Support Windows: Manufacturers must clearly state how long a device will receive security updates (minimum 5 years, or expected product lifetime).

Classification Risks

Classification follows the device's core functionality, not where it is deployed (Article 7(1)). Smart home security products, internet-connected toys with social or location features and routers are Class I; smart meter gateways are Critical (Annex IV). Class I devices need a notified body unless harmonised standards, common specifications or certification schemes are applied in full.

Explore our comprehensive IoT module.

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