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Building a certificate authority for the whole Internet

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Building a certificate authority for the whole Internet

Cloudflare Blog · Official source · Sep 29, 2026, 1:00 PM UTC

Twelve years after launching Universal SSL, Cloudflare is applying to become a certificate authority. By combining an established root, an ACME-first approach, and Merkle Tree Certificates, we are building a post-quantum CA for the open web.