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About the API Announcements category
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0
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20126
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December 8, 2016
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End of Life Plan for ACMEv1
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27
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160792
|
September 15, 2021
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Production Chain Changes
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2
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10839
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May 4, 2021
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Providing a longer certificate chain by default
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1
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2914
|
May 4, 2021
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ECDSA availability in production environment
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0
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7325
|
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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9216
|
January 27, 2021
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ECDSA Issuance available in Staging: March 24
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0
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3120
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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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843
|
March 2, 2021
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Staging Hierarchy Changes
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3
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2021
|
February 26, 2021
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Stability and Purpose of Staging
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0
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562
|
February 23, 2021
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ACME v2: Removing /acme/issuer-cert endpoint
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0
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1186
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December 12, 2020
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Beginning Issuance from R3
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2
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15596
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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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24350
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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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4480
|
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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36238
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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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1288
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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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38478
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June 23, 2020
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ACME v1/v2 - Changing "Challenges" returned for invalid/valid authorizations
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2
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2145
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January 14, 2020
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New CDN for the Production API
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0
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4533
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September 23, 2019
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New CDN for the Staging API
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0
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1529
|
September 12, 2019
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RFC 8555 Subproblems
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1
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1715
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July 23, 2019
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ACME v2 - Scheduled removal of ID from account objects
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1
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2338
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August 1, 2019
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Rejecting incorrectly padded EC JWKs
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1
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880
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July 1, 2019
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March 13, 2019: End-of-Life for All TLS-SNI-01 Validation Support
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7
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79485
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March 15, 2019
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Rate limits: fixing certs per name rate limit order of operations gotcha
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0
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13260
|
March 8, 2019
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Rate limit update: removal of renewal and new-issuance ordering constraints
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4
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5065
|
March 8, 2019
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ACME v2 - Change to HTTP Status Code for HEAD new-nonce
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2
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2759
|
January 24, 2019
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EDNS Buffer Size Changing to 512 Bytes
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0
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4700
|
November 19, 2018
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ACME breaking change: Most GETs become POSTs
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0
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3379
|
August 30, 2018
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ACME-CAA "validationmethods" support
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5
|
5661
|
September 25, 2018
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