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Terms of use

Last updated: 14 October 2026

About these terms

These terms govern your use of the proofofactor.com website. By using the website you agree to them. If you do not agree, please do not use the website.

Development status

Proof of Actor is in development. Descriptions of products, primitives, attestations, APIs and SDKs on this website describe proposed designs. API examples labelled API Preview, Proposed API or Developer Preview are illustrative, may change at any time and are not offers of a service.

No warranty

The website and its content are provided "as is" for general information. We do not warrant that the content is complete, current or suitable for any purpose, and nothing on the website is professional, legal or security advice.

Intellectual property

The website content, the Proof of Actor name and the logo belong to us or our licensors. You may quote and link to our essays with attribution. Please do not reproduce substantial parts of the site or use our name or logo in a way that suggests endorsement.

Acceptable use

Do not attempt to disrupt the website, gain unauthorised access to any system, submit false or abusive applications, or use automated means to submit forms. Security research should follow the responsible disclosure process on our security page.

Limitation of liability

To the extent permitted by law, we are not liable for any loss arising from your use of, or reliance on, the website or its content.

Changes and contact

We may update these terms and will change the date at the top when we do. Questions can be sent to the email address below.

Contact: [email protected]