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Cyber Essentials guidance for organisations with 250+ employees or complex, multi-site estates.
All guides (44)Guidance for applicants (23)Announcements (5)Cyber Essentials and CE+ (10)MSP's and Supporting Organisations (3)Micro Organisations (2)SMEs (1)Corporate (2)Education (1)Legal (1)Accountancy (1)Financial Services (1)Charities (4)

22 October 2026
Large Organisations and PHP2Shell: Applying the NCSC's Active Exploitation Timelines
For a large organisation, the hard part of PHP2Shell wasn't applying the update. It was knowing, within hours, every place PHP was running across a…
Corporate

5 October 2026
Duplicate Cyber Essentials Certificates: How to Certify Group Companies and Other Legal Entities
Many organisations hold Cyber Essentials certification on behalf of a group: a parent company and its subsidiaries, or several companies run by the…
Guidance for applicantsCorporate
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