What is an NCSC Certified CRTF and what does it do?

What Is NCSC Certified CRTF and Why It Matters for Your Product Security

As organisations face increasing scrutiny around the security of their products and services, traditional compliance approaches are no longer enough.

Customers, regulators, and procurement teams now expect clear, credible evidence that security is built into the entire product lifecycle and not just tested at the end.

This is where CRTF (Cyber Resilience Test Facility) approaches, aligned with guidance from organisations such as the UK’s National Cyber Security Centre (NCSC), come into play.

What Is CRTF?

CRTF represents a modern approach to cyber assurance, focused on demonstrating:

• secure product development practices

• strong operational security maturity

• clear, evidence-backed security claims

Rather than relying on one-off certifications or point-in-time audits, CRTF-style assurance is designed to be:

• continuous

• repeatable

• evidence-led

This means organisations can show not just what they claim about security, but how they consistently deliver it over time.

How CRTF Differs from Traditional Certification

Traditional security certifications typically assess whether a control exists at a specific moment.

CRTF-style approaches go further asking:

• Is security embedded into how the product is designed and built?

• Are vulnerabilities actively managed over time?

• Is there visibility of risks across the software supply chain?

• Can the organisation demonstrate this with real evidence?

In practice, this shifts security from a compliance exercise to a core operational capability.

Who Is CRTF Relevant For?

CRTF-style assurance is particularly relevant for organisations that:

• develop software or digital products

• provide SaaS platforms or managed services

• operate in regulated or security-sensitive sectors

• supply into enterprise or government customers

It is especially valuable for organisations that need to:

• respond to security due diligence

• support procurement processes

• demonstrate trust to customers and partners

If your customers are asking more detailed questions about how your product is secured, CRTF is directly applicable.

Key Areas Covered

A CRTF-aligned assessment focuses on the areas that matter most to real-world product security:

• Secure Development Lifecycle (SDLC)
  How security is embedded into design, development, and testing

• Build and Deployment Security
  Protection of build pipelines and release environments

• Vulnerability Management
  How issues are identified, prioritised, and remediated

• Software Supply Chain
  Visibility and control over third-party components

• Operational Security
  Ongoing processes, governance, and monitoring

• Customer Communication
  How security is communicated and evidenced externally

• Evidence Management
  The ability to demonstrate claims with clear, structured evidence

What Does the Assessment Involve?

A typical CRTF-style engagement is structured but efficient, usually completed within:

👉 4–6 weeks

The process generally includes:

1. Initial Gap Analysis
   Understanding your current maturity across key areas

2. Evidence Review
   Reviewing existing documentation, processes, and controls

3. Maturity Assessment
   Identifying strengths and areas for improvement

4. Recommendations & Alignment
   Providing clear guidance to meet modern assurance expectations

This is not just an audit, it’s designed to give practical, actionable insight.

Why This Matters for Your Business

CRTF-style assurance delivers real commercial and operational benefits.

1. Stronger Customer Trust

You can clearly demonstrate how your product is secured — not just claim it.

2. Faster Procurement Cycles

Answering security questionnaires becomes easier and more consistent.

3. Competitive Differentiation

Security maturity becomes a sales advantage, not just a compliance requirement.

4. Reduced Risk

Improved visibility across development, operations, and supply chain risks.

5. Future-Ready Assurance

Aligned to how regulators and large organisations increasingly expect security to be demonstrated.

Helping Your Customers Understand Your Security Posture

One of the biggest challenges organisations face isn’t security itself, it’s communicating it clearly.

CRTF-style assurance helps you:

• present security in a structured, credible way

• provide evidence to support your claims

• give customers confidence in how your product operates

This is particularly important when:

• responding to enterprise RFPs

• undergoing due diligence

• scaling your product into new markets

How SecurLab Supports CRTF Readiness

SecurLab works with organisations to:

• assess current security maturity

• identify gaps against modern assurance expectations

• structure and validate supporting evidence

• prepare for customer and regulatory scrutiny

Our approach is designed to be:

• practical (focused on real outcomes)

• efficient (typically 4–6 weeks)

• aligned with emerging assurance expectations

Final Thought

Cyber assurance is changing.

It’s no longer enough to show that controls exist, organisations need to demonstrate how security is embedded, managed, and evidenced across the entire lifecycle.

CRTF approaches provide a clear, structured way to do exactly that.

Want to understand how a CRTF assessment would apply to your organisation? Book a free gap assessment — we'll walk you through what's involved, where you currently stand, and what preparation looks like.