About the API Announcements category
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0
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28625
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December 8, 2016
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Let's Encrypt is adding two new remote perspectives for domain validation
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1
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544
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March 12, 2024
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Let's Encrypt staging is now including a new SCT extension in certificates
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0
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285
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February 17, 2024
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Shortening the Let's Encrypt Chain of Trust
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6
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4026
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February 8, 2024
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Enabling SHA256 Subject Key Identifiers for end-entity certificates
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3
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707
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January 25, 2024
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DNS Resolver Upgrade To Unbound 1.19
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1
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680
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December 20, 2023
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DNS Resolver Upgraded to Unbound 1.18, Empty Responses require SOA sections
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0
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561
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December 19, 2023
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Simplifying Issuance for Very Long Domain Names
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4
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2099
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November 29, 2023
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Checking validation and CAA serially rather than in parallel
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0
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589
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September 21, 2023
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Root X2 alternate chain for ECDSA opt-in accounts
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1
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1734
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August 9, 2023
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Small change to end entity certificates: CPS URL and OID will not be included from June 15
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4
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1617
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June 15, 2023
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Enabling Asynchronous Order Finalization
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7
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4806
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April 6, 2023
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Possible API connection disruptions
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1
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754
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March 1, 2023
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Enabling ACME CAA Account and Method Binding
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2
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12256
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December 16, 2022
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New "Service Busy" responses beginning during high load
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2
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4776
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September 26, 2022
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Upcoming changes to revocation reasons
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1
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1298
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September 21, 2022
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Rejecting SHA-1 CSRs and validation using TLS 1.0 / 1.1 URLs
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1
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4771
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September 15, 2022
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Rejecting TLS 1.0 / 1.1 for inbound ACME connections
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2
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2043
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September 15, 2022
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Minor change to validation networking
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2
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1722
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July 28, 2022
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Rate Limit Error Message Improvements
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0
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813
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June 29, 2022
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Changes to TLS-ALPN-01 challenge validation
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1
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8481
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January 26, 2022
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Change in Revocation Methods Due to a (now patched) ACME bug
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1
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2702
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December 13, 2021
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Staging partial database reset, 15 Nov 2021
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1
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1432
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November 15, 2021
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Production Chain Changes
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3
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86044
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September 29, 2021
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End of Life Plan for ACMEv1
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27
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193987
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September 15, 2021
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Providing a longer certificate chain by default
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1
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8687
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May 4, 2021
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ECDSA availability in production environment
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0
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28778
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April 28, 2021
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OpenSSL Client Compatibility Changes for Let’s Encrypt Certificates
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0
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71094
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January 27, 2021
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ECDSA Issuance available in Staging: March 24
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0
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17405
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March 19, 2021
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Staging maintenance and database reset, 2 March 2021
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1
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1890
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March 2, 2021
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