Reference Source

Let's Encrypt

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.

Certificate Authority
Let's Encrypt verified
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
Sourceletsencrypt.org
Verified
Review by
DatasetTLS certificate maximum validity by Certificate Authority: what each CA actually issues today

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.

What the source says

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

Source

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