Let's Encrypt · shortlived
What is the maximum validity (days) for Let's Encrypt · shortlived?
For Let's Encrypt, profile or product is shortlived; maximum validity (days) is 6; still issuing tls certificates is yes; notes is Validity Period is stated as 160 hours in the profile table; qualifies as a Short-Lived Subscriber Certificate under the Baseline Requirements and needs no revocation information, recorded from its source on 2026-08-18; source re-checked 2026-09-29.
The shortlived profile is identical to the tlsserver profile, with one key distinction: the resulting certificate is only valid for 6ish days.
— letsencrypt.org, retrieved 2026-08-18
- Certificate Authority
- Let's Encrypt
- Profile or Product
- shortlived our reading
- Maximum validity (days)
- 6
- Still issuing TLS certificates
- yes our reading
- Notes
- Validity Period is stated as 160 hours in the profile table; qualifies as a Short-Lived Subscriber Certificate under the Baseline Requirements and needs no revocation information. our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Where each value comes from
The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.
Still issuing TLS certificates
This is the maximum number of “Subject Alternative Names” for which we will issue a certificate.
— all from letsencrypt.org, retrieved 2026-08-18
Source
- letsencrypt.orghttps://letsencrypt.org/docs/profiles/