API Announcements

About the API Announcements category (1)
IMPORTANT: What you need to know about TLS-SNI validation issues (2)
TLS-SNI challenges disabled for most new issuance (5)
Staging endpoint for ACME v2 (1)
Subscriber agreement update November 15, 2017 (1)
Update Registration/Key Rollover Temporarily Unavailable (2)
Legacy CAA Implementation (3)
CAA SERVFAIL changes (4)
Automatic recycling of pending authorizations (1)
Rechecking CAA at issuance time for some authorizations (2)
Validating challenges from multiple network vantage points (1)
Rate limit update: removal of renewal and new-issuance ordering constraints (3)
API "/directory" endpoint "meta" field addition (4)
Accounts Per IP Range Rate Limit Update (2)
New validation IP addresses (1)
Preferring IPv6 for challenge validation of dual-homed hosts (1)
Adding random entries to the directory (1)
Failed validation limit, validation IP addresses, and authorization lifetime (1)
Failed validations rate limit (1)
Upcoming change: valid authz reuse (6)