API Announcements


Topic Replies Activity
About the API Announcements category 1 December 8, 2016
Transitioning to ISRG's Root 1 May 21, 2019
March 13, 2019: End-of-Life for All TLS-SNI-01 Validation Support 8 March 15, 2019
End of Life Plan for ACMEv1 1 March 11, 2019
Rate limits: fixing certs per name rate limit order of operations gotcha 1 March 8, 2019
Rate limit update: removal of renewal and new-issuance ordering constraints 5 March 8, 2019
ACME v2 - Change to HTTP Status Code for HEAD new-nonce 3 January 24, 2019
EDNS Buffer Size Changing to 512 Bytes 1 November 19, 2018
ACME v2 - Scheduled deprecation of unauthenticated resource GETs 2 October 28, 2018
ACME breaking change: Most GETs become POSTs 1 August 30, 2018
ACME-CAA "validationmethods" support 6 September 25, 2018
ACME v2 - Draft 13 compliant key rollover 3 August 23, 2018
Certificates per registered domain per week limit raised 1 August 6, 2018
TLS-ALPN validation method 3 July 12, 2018
ACMEv2 Order "ready" Status 4 July 5, 2018
ACME v2 strict JWS "kid" header processing 2 June 6, 2018
Signed Certificate Timestamps embedded in certificates 3 March 29, 2018
Overlapping Wildcard Order Identifiers 2 March 22, 2018
ACME v2 Production Environment & Wildcards 2 March 13, 2018
Staging endpoint for ACME v2 2 March 13, 2018
JWS POST Content-Type Header Enforcement 1 March 7, 2018
IMPORTANT: What you need to know about TLS-SNI validation issues 2 January 18, 2018
TLS-SNI challenges disabled for most new issuance 5 January 18, 2018
Subscriber agreement update November 15, 2017 1 November 3, 2017
Update Registration/Key Rollover Temporarily Unavailable 2 September 28, 2017
Legacy CAA Implementation 3 September 28, 2017
CAA SERVFAIL changes 4 September 7, 2017
Automatic recycling of pending authorizations 1 August 31, 2017
Rechecking CAA at issuance time for some authorizations 2 August 31, 2017
Validating challenges from multiple network vantage points 1 August 25, 2017