Let's Encrypt cuts certificate lifetimes to 64 days starting

Text settings Story text Size Small Standard Large Width Standard Wide Links Standard Orange Subscribers only Learn more Minimize to nav Let’s Encrypt is continuing a push toward tighter security by reducing free SSL/TLS certificate lifetimes from 90 days to 64 days, starting February 10, 2027. For administrators already implementing modern ACME clients that support ARI (ACME Renewal Information), the change should be seamless. For those still relying on hardcoded renewal schedules or manual processes, February will be the deadline to update before certificates start expiring unexpectedl

https://arstechnica.com/gadgets/2026/10/lets-encrypt-cuts-certificate-lifetimes-to-64-days-starting-february-2027/