Terms of use

Last updated: 21 September 2026

About this site

This site is operated by ZARN LTD (“ZARN”, “we”, “us”), a company registered in England and Wales (Company No. 16431762) with registered office at 71-75 Shelton Street, Covent Garden, London, United Kingdom, WC2H 9JQ.

This website is provided for information, demonstration, marketing and access request purposes. It is not the full ZARN software application or a paid subscription service, and is not intended for operational reliance.

Acceptable use

You agree not to:

• Submit information you are not authorised to share.
• Submit classified, protectively marked, legally privileged, special category, unnecessary personal data, or third-party personal data unless authorised and necessary.
• Request review of domains or content that your organisation does not own or that you are not authorised to have reviewed.
• Attempt to access, probe or test the security of the site outside our documented vulnerability reporting channel.
• Interfere with the site, its infrastructure, or other users.
• Use the site for unlawful, harmful, deceptive or hostile purposes, including for hostile reconnaissance against any person, organisation or location.
• Reverse engineer, scrape or use automated means to extract content other than as expressly permitted.

Submissions

You confirm that information you submit is accurate to the best of your knowledge, that you have authority to submit it, and that submission does not breach any duty of confidence or applicable law. We may use submissions to verify and assess your request, contact you, and operate and improve the service.

Nature of outputs

Outputs or responses available through this website are decision-support guidance only. They may be incomplete or contain errors. They are not a substitute for professional protective security, legal or risk advice, and they do not constitute a security clearance, certification or assurance. You remain solely responsible for publication, operational, protective security and risk-management decisions taken in your organisation.

Intellectual property

The site, its design, content, branding, scoring methodology and underlying software are owned by ZARN or its licensors and are protected by intellectual property laws. You are granted a limited, revocable, non-exclusive, non-transferable right to access the site for the permitted purposes set out above. You retain ownership of information you submit, and grant ZARN a limited licence to process it as described in our privacy notice and these terms.

Availability

This website is provided on an “as is” and “as available” basis. We may modify, suspend or discontinue features at any time without notice. We do not guarantee uninterrupted access or that the site will be error-free.

Limitation of liability

To the maximum extent permitted by law, ZARN excludes implied warranties and is not liable for indirect, incidental, special, consequential or punitive losses, loss of profits, loss of revenue, loss of data, loss of goodwill, or losses arising from your reliance on outputs from this website. Nothing in these terms limits liability that cannot be limited under applicable law (including for fraud or death or personal injury caused by negligence).

Governing law

These terms are governed by the laws of England and Wales, and the courts of England and Wales have exclusive jurisdiction over any dispute, subject to any non-waivable rights you have as a consumer.

Changes

We may update these terms from time to time. Material changes will be reflected by updating the “last updated” date above, and where appropriate by direct notice.

Security reporting

For security or vulnerability reporting, contact security@zarn.ai. Initial reports should avoid including exploit detail, customer data or sensitive material unless requested.

Contact

• ZARN LTD
• Company No. 16431762
• Registered in England and Wales
• Registered office: 71-75 Shelton Street, Covent Garden, London, United Kingdom, WC2H 9JQ
• General enquiries: hello@zarn.ai