Introducing Certificate Transparency and Nimbus

What this post added

This post introduces Cloudflare's support for Certificate Transparency (CT) by launching Nimbus, a free public CT log, and Merkle Town, a dashboard for exploring the CT ecosystem. It explains the importance of CT in improving online security by making certificate issuance accountable, addressing the risks of mis-issued certificates due to Certificate Authority (CA) misbehavior or breaches, and detailing the roles of log operators, auditors, and monitors within the CT ecosystem. The post also outlines how CT is integrated into the web PKI, including the use of Signed Certificate Timestamps (SCTs) and browser requirements for CT qualification.