Subject Identity Information validation maximum data reuse period is 398 days.
What is the effective date for Subject Identity Information validation maximum data reuse period is 398 days.?
For Subject Identity Information validation maximum data reuse period is 398 days., effective date is 2026-03-15; baseline requirements section is 4.2.1; authority is CA/Browser Forum TLS Baseline Requirements; scope is all publicly-trusted CAs issuing TLS server certificates, recorded from its source on 2026-08-05.
2026-03-15 | 4.2.1 | Subject Identity Information validation maximum data reuse period is 398 days.
— cabforum.org, retrieved 2026-08-05
2026-03-15
The date this requirement takes effect, as printed in the issuing programme's own effective-date table. Verified against the passage quoted below.
- Requirement
- Subject Identity Information validation maximum data reuse period is 398 days. verified
- Effective date
- 2026-03-15 verified
- Baseline Requirements section
- 4.2.1 verified
- Authority
- CA/Browser Forum TLS Baseline Requirements our reading
- Scope
- all publicly-trusted CAs issuing TLS server certificates 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.
Source
- cabforum.orghttps://cabforum.org/working-groups/server/baseline-requirements/requirements/
This one changes, and we watch it.TLS certificate and CA requirement effective dates (CA/Browser Forum, Chrome, Mozilla) is re-read on a schedule and every change is dated. Subscribe: Atom feed · JSON · what has changed so far.