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About the Incidents category
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0
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2314
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January 9, 2016
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2021.06.09 Non-Revocation of Certificates from Previous Incident (certificate lifetimes)
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0
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181
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June 10, 2021
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2021.06.08 Certificate Lifetime Incident (valid for an extra one second)
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0
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20351
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June 9, 2021
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2020.12.22 Failure to audit log subscriber certificate OCSP updates
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0
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330
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December 23, 2020
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2020.09.08 Failure to renew OCSP responses within acceptable timelines
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0
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345
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September 28, 2020
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2020.06.08 Delegated OCSP Signer Expiration for Alternate Chains
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0
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705
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June 12, 2020
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2020.02.29 CAA Rechecking Bug
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3
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105090
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March 7, 2020
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2019.11.17 Autoincrement maxed out
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1
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2868
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November 23, 2019
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2019.08.28 Let’s Encrypt OCSP Responder Returned “Unauthorized” for Some Precertificates
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0
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1122
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August 29, 2019
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2019.08.20 Incorrect OCSP responses under certain conditions
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0
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745
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August 27, 2019
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2019.01.03 Donor Email Option Not Respected
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0
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840
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January 9, 2019
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2018.11.30 Production Google CT Log Submission Failures
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0
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989
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December 18, 2018
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2018.08.23 OCSP Responder Incident
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0
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1639
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August 23, 2018
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2018.07.30 Domain Resolution Interruption
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0
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2563
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August 2, 2018
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2018.05.29 Subscriber Email Address Disclosure
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0
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1257
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May 30, 2018
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2018.05.18 CAA tag value case sensitivity incident
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0
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1116
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May 18, 2018
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2018.03.12 Wildcard Certificate Encoding Issue
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0
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3093
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March 13, 2018
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2018.01.11 Update Regarding ACME TLS-SNI and Shared Hosting Infrastructure
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3
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66489
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January 13, 2018
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2018.01.09 Issue with TLS-SNI-01 and Shared Hosting Infrastructure
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4
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52847
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January 12, 2018
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ACME TLS-SNI-01 validation disabled due to vulnerability
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0
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8083
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January 10, 2018
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2017.09.08 Expired DNSSEC Response Incident
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0
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2068
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September 19, 2017
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2017.09.09 Late Weak Key Revocation
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0
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2003
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September 19, 2017
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2017.09.08 CAA Checking Algorithm Incident
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0
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1693
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September 19, 2017
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August 10, 2017: Unicode Normalization Compliance Incident
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0
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1598
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August 11, 2017
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July 17, 2017: Partial OCSP and Complete Issuance Outage Postmortem
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0
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1371
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July 19, 2017
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May 19, 2017: OCSP and Issuance Outage Postmortem
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0
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20943
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May 25, 2017
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OCSP and issuance outage, 2017-05-19
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0
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3838
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May 19, 2017
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Expired OCSP responses, December 12
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5
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4574
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December 19, 2016
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Blocklist Incident, November 21 2016
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0
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3020
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November 22, 2016
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Database timeouts, October 13 2016
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0
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2274
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October 17, 2016
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