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About the API Announcements category
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0
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26396
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December 8, 2016
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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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1
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293
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May 16, 2023
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Enabling Asynchronous Order Finalization
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7
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2912
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April 6, 2023
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Possible API connection disruptions
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1
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282
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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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8545
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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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3197
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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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835
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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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3574
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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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1498
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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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1349
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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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488
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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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7409
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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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2175
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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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1100
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November 15, 2021
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Production Chain Changes
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3
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76613
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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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186964
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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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7777
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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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23099
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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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58859
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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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7459
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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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1619
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March 2, 2021
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Staging Hierarchy Changes
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3
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3240
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February 26, 2021
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Stability and Purpose of Staging
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0
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1531
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February 23, 2021
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ACME v2: Removing /acme/issuer-cert endpoint
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0
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1985
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December 12, 2020
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Beginning Issuance from R3
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2
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19203
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December 2, 2020
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ACME v2 - Scheduled deprecation of unauthenticated resource GETs
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4
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28126
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September 24, 2020
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Transitioning to ISRG's Root
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0
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9241
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May 21, 2019
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Transition to ISRG's Root delayed until Jan 11 2021
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2
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58223
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September 17, 2020
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Issuing for common RSA key sizes only
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0
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2377
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September 16, 2020
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ACME v1/v2: Validating challenges from multiple network vantage points
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5
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44403
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June 23, 2020
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