AI & the web
Digital certificate
A digital record connecting a public cryptographic key with an identified entity.
In everyday use
A browser checks a website's certificate when connecting securely.
What to keep in mind
A valid certificate does not prove the seller's claims are true.
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Further reading
Original explanation and example by Perspectism. Further reading may cover the wider subject, rather than this exact wording. Edition updated 7 October 2026.
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