Let’s Encrypt to Reduce Certificate Validity from 90 Days to 45 Days Let’s Encrypt has officially announced plans to reduce the maximum validity period of its SSL/TLS certificates from 90 days to 45 days. Est. reading time: 3 minutes Will this imp…

iirc all the let’s encrypt clients have some kind of automation to check for certificates expiring in the next n days and automatically renewing them. So by that logic there shouldn’t be any impact.

is this done by a cron job, rather than a sidekiq task ?

Yes, it is handled by acme.sh which sets up its own cronjob.

Let's Encrypt, 인증서 유효기간 90일에서 45일로 단축

제품 지원 자체 호스팅

one1 12월 9, 2025, 9:32오전 5

모두 감사합니다! 알아서 다행입니다

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Let's Encrypt, 인증서 유효기간 90일에서 45일로 단축

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