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Welcome to Let's Encrypt Community Support
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0
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89025
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August 7, 2015
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Let's Encypt on Ubuntu 24.04.4 stopped working with challenges
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8
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160
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July 18, 2026
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Weekly limit Increase
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11
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128
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July 17, 2026
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Let's Encrypt certificate keeps failing on Synology NAS
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5
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101
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July 17, 2026
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Conflict between new Let's Encrypt root chains and Lightspeed Web Filter (resulting in Root Certificate Errors)
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5
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118
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July 17, 2026
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Rate Limit Adjustment approved but new limit blank
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4
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72
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July 17, 2026
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AWS now offering certificates via ACME
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8
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464
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July 17, 2026
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PSL updates for LE
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3
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108
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July 16, 2026
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MongoDB Atlas ACME account 69013297 blocked for "excessive traffic" on 2026-07-09
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2
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83
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July 15, 2026
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Nuisance change in account file: ari_retry_after
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2
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93
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July 14, 2026
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I need to find out current rate limit adjustments for our domain
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4
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146
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July 14, 2026
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Need the Intermediate and Root Cert Chain
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20
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335
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July 13, 2026
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Notification of cert chain changes?
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3
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136
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July 12, 2026
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Getting invalid certificate error at various places
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1
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132
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July 10, 2026
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Let’s Encrypt failed to download the temporary challenge files created by Certbot
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1
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134
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July 9, 2026
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Ending TLS Client Authentication Certificate Support in 2026
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6
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3058
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July 8, 2026
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Let's Encrypt wasn't able to access the verification file
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6
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152
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July 8, 2026
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How can I set the log file name for non-LE `certbot certonly` operations?
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2
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80
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July 8, 2026
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Juniper SRX 1600 SSL auto enrollment not working
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15
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334
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July 7, 2026
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Revocation Information in shortlived certificates
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3
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199
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July 7, 2026
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Certbot does not respect `cert-name` when it comes to path naming on disk
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3
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109
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July 7, 2026
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Urgent: Certbot 4.0.0 Renewal Suddenly Failing on Existing Production Nginx Server (Ubuntu 24.04)
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2
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137
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July 7, 2026
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Origin of security certificate
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4
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188
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July 6, 2026
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ACME Errors: Service busy; retry later
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20
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391
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July 4, 2026
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Degraded performance post-maintenance?
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6
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233
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July 3, 2026
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Installing cert on multiple servers (subdomains)
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2
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142
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July 3, 2026
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False positive: test.api.app.uca.edu.ar blocked as recursive on-demand issuance
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3
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143
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July 2, 2026
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DNS Problem, query time out for CAA and TXT records
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1
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107
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July 1, 2026
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DNS problem: query timed out looking up A record
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12
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227
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July 1, 2026
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Rate limit adjustment was approved by Let's Encrypt but the default 50-cert limit is still being enforced on our domain
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4
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233
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July 1, 2026
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