Roughtime: Another Internet time service focussed on providing secure time. Less concerned about accuracy; 10 seconds is considered sufficient
https://blog.cloudflare.com/roughtime/
#cloudflare #roughtime #servers #google #time #ntp #+
Roughtime: Securing Time with Digital Signatures

When you visit a secure website, it offers you a TLS certificate that asserts its identity. Every certificate has an expiration date, and when it’s passed due, it is no longer valid.

The Cloudflare Blog