Hi, Right now there are two options for certificate chains for Let’s Encrypt certificates: An intermediate signed by “DST Root CA X3”, owned by IdenTrust. An intermediate signed by “ISRG Root X1”, the root owned by Let’s Encrypt itself. I believe due to compatibility reasons the vast majority of…

What happens in 2021 when the IdenTrust root certificate expires?

tdelmas July 23, 2018, 3:21pm 3

That question is (probably) linked to that other one about the future ECDSA Intermediates:

Topic		Replies	Views
IdenTrust DST Root CA X3 expiry Help	18	5291	November 6, 2021
DST Root CA X3 expire 2021 Issuance Policy	10	8017	March 20, 2018
IdentTrust DST Root CA X3 after september '24 Help	6	1072	June 23, 2023
Chain has the wrong root certificate (update: no it doesn't) Help	4	464	October 14, 2023
Expiration or revokation of DST Root CA X3 Help	4	4055	January 1, 2018