|
New "Service Busy" responses beginning during high load
|
|
2
|
7072
|
September 26, 2022
|
|
Upcoming changes to revocation reasons
|
|
1
|
1555
|
September 21, 2022
|
|
Rejecting SHA-1 CSRs and validation using TLS 1.0 / 1.1 URLs
|
|
1
|
5389
|
September 15, 2022
|
|
Minor change to validation networking
|
|
2
|
1899
|
July 28, 2022
|
|
Rate Limit Error Message Improvements
|
|
0
|
963
|
June 29, 2022
|
|
Changes to TLS-ALPN-01 challenge validation
|
|
1
|
9022
|
January 26, 2022
|
|
Change in Revocation Methods Due to a (now patched) ACME bug
|
|
1
|
2947
|
December 13, 2021
|
|
Staging partial database reset, 15 Nov 2021
|
|
1
|
1573
|
November 15, 2021
|
|
Production Chain Changes
|
|
3
|
91637
|
September 29, 2021
|
|
End of Life Plan for ACMEv1
|
|
27
|
198761
|
September 15, 2021
|
|
Providing a longer certificate chain by default
|
|
1
|
9028
|
May 4, 2021
|
|
OpenSSL Client Compatibility Changes for Let’s Encrypt Certificates
|
|
0
|
74260
|
January 27, 2021
|
|
ECDSA Issuance available in Staging: March 24
|
|
0
|
19060
|
March 19, 2021
|
|
Staging maintenance and database reset, 2 March 2021
|
|
1
|
1996
|
March 2, 2021
|
|
Staging Hierarchy Changes
|
|
3
|
4104
|
February 26, 2021
|
|
Stability and Purpose of Staging
|
|
0
|
1952
|
February 23, 2021
|
|
ACME v2: Removing /acme/issuer-cert endpoint
|
|
0
|
2292
|
December 12, 2020
|
|
Beginning Issuance from R3
|
|
2
|
20523
|
December 2, 2020
|
|
ACME v2 - Scheduled deprecation of unauthenticated resource GETs
|
|
4
|
30828
|
September 24, 2020
|
|
Transitioning to ISRG's Root
|
|
0
|
10605
|
May 21, 2019
|
|
Transition to ISRG's Root delayed until Jan 11 2021
|
|
2
|
62465
|
September 17, 2020
|
|
Issuing for common RSA key sizes only
|
|
0
|
3191
|
September 16, 2020
|
|
ACME v1/v2: Validating challenges from multiple network vantage points
|
|
5
|
48747
|
June 23, 2020
|
|
ACME v1/v2 - Changing "Challenges" returned for invalid/valid authorizations
|
|
2
|
3109
|
January 14, 2020
|
|
New CDN for the Production API
|
|
0
|
6643
|
September 23, 2019
|
|
New CDN for the Staging API
|
|
0
|
2550
|
September 12, 2019
|
|
RFC 8555 Subproblems
|
|
1
|
2654
|
July 23, 2019
|
|
ACME v2 - Scheduled removal of ID from account objects
|
|
1
|
3563
|
August 1, 2019
|
|
Rejecting incorrectly padded EC JWKs
|
|
1
|
1622
|
July 1, 2019
|
|
March 13, 2019: End-of-Life for All TLS-SNI-01 Validation Support
|
|
7
|
88991
|
March 15, 2019
|