CertKit SSL Certificate Automation on Mythryl: “The last publicly trusted client auth certificates from Let's…”

The last publicly trusted client auth certificates from Let's Encrypt expired this week. If your mTLS setup is still running on one, it stopped renewing in July. There is nothing behind it. www.certkit.io/blog/public-...

certkit.ioPublic mTLS client-auth certificates stop renewing in OctoberChrome's root program is pulling mTLS client authentication out of the public web PKI. Let's Encrypt got there first, and the last client certificates they issued expire in early October.

8/10/26, 2:54 pm0 reposts0 likes

Post