🔧 Why Do SSL/TLS Certificate Lifetimes Keep Getting Shorter? — Everything You Need to Know for the 47-Day Era

Introduction


The other day, I was casually scrolling through my server's certificate renewal logs when something caught my eye.

"...Wait, this renewed again? Didn't it just do that?"

Let's Encrypt certificate renewals hit every 90 days. Since I've automated the process, I don't usually think about it—but looking at the logs, certbot was...