Cloudflare’s 1.1.1.1 DNS Service Was Targeted by a Rogue Certificate Authority Vulnerability Cloudflare’s 1.1.1.1 DNS Service Was Targeted by a Rogue Certificate Authority ddos September 7, 2025 On September 3, 2025, researcher Youfu Zhang reported to the Mozilla dev-security-policy mailing list that the certification... Read More Read more about Cloudflare’s 1.1.1.1 DNS Service Was Targeted by a Rogue Certificate Authority