For Technical Leaders

CRA for CTOs: What You Need to Know

The EU Cyber Resilience Act creates new obligations for how you design, build, and maintain products. Here's what changes for your engineering org.

Last updated: September 5, 2026

The 60-Second Summary

  • What: EU law requiring security-by-design for all software and connected hardware
  • When: Full compliance required by December 2027
  • Your role: Ensure product architecture, development processes, and vulnerability handling meet requirements
  • Risk: Products can be banned from EU market; fines up to €15M

What Changes for Your Engineering Org

1. Security-by-Design Is Now Mandatory

Products must be designed with security from the start—not bolted on later. This means threat modeling, secure defaults, and principle of least privilege.

Action: Implement threat modeling in your design phase. Document security decisions.

2. You Need an SBOM

A Software Bill of Materials listing all components (including open source) is required. This must be maintained and available to authorities.

Action: Set up SBOM generation in CI/CD. Consider tools like Syft, CycloneDX, or SPDX.

3. Vulnerability Disclosure Process Required

You must have a coordinated vulnerability disclosure (CVD) policy and a way for security researchers to report issues.

Action: Publish a security.txt / security policy. Set up a vuln inbox.

4. Incident Reporting to ENISA

Actively exploited vulnerabilities must be reported to ENISA within 24 hours. This starts September 2026—before the full deadline.

Action: Build this into your incident response process now.

5. Support Period Commitment

You must provide security updates for the expected product lifetime (minimum 5 years typically). This needs to be communicated to customers.

Action: Define and document your support period. Plan for long-term maintenance.

Resource Planning: What You'll Need

Engineering Time

  • Threat modeling workshops (2-4 hours per major feature)
  • SBOM tooling setup (1-2 sprints)
  • Security testing automation (2-4 sprints)
  • Documentation (ongoing)

Process Changes

  • Security review gates in CI/CD
  • Vulnerability disclosure workflow
  • Incident response updates
  • Supplier security assessments

CTO Pro Tip

Most engineering teams already do 60-70% of what CRA requires—you just need to document it. The biggest gaps are usually SBOM, formal vulnerability disclosure, and incident reporting to authorities.

Your Timeline

Now
Assess current state

Determine your product classification and gap analysis

Q1-Q2 2026
Implement core capabilities

SBOM generation, vulnerability disclosure, security testing

Sep 2026
Incident reporting goes live

Must report actively exploited vulnerabilities to ENISA within 24h

Dec 2027
Full compliance required

All products placed on EU market must meet all requirements

Build vs Buy for Compliance

CapabilityBuildBuy/OSS
SBOM Generation Use existing tools Syft, Trivy, CycloneDX
Vulnerability Scanning Use existing tools Snyk, Dependabot, Grype
Security Testing Customize for your stack Semgrep, CodeQL, SonarQube
Vuln Disclosure Platform Simple inbox works HackerOne, Bugcrowd
Compliance Tracking Spreadsheet works initially This toolkit (free)

Assessment

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