What Happens If You Fail Cyber Essentials?

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Failing Cyber Essentials is not uncommon — and it does not mean your organisation cannot be certified.

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In most cases, a failed assessment highlights specific issues that need to be addressed before resubmission.


What Happens After a Failed Assessment?

OutcomeWhat It Means
Issues identifiedSpecific controls did not meet requirements
Remediation requiredChanges must be made before resubmission
Resubmission allowedOnce issues are resolved

Common Reasons for Failure

  • Unsupported operating systems
  • Missing security updates
  • Weak or shared passwords
  • Incorrect firewall configuration
  • Unclear understanding of requirements

Most failures can be avoided with proper preparation and expert guidance.

For a complete overview of Cyber Essentials requirements, see our guide: Cyber Essentials for Sussex Businesses.

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ABCOM has supported Sussex businesses and charities since 1996 and is an NCSC Assured Service Provider – Cyber Advisor (Cyber Essentials). Talk to a real person about your IT.

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