// ISSUE // From my test VM, pull image from elastic docker registry failed, returning "x509: certificate signed by unknown authority" # docker pull docker.elastic.co/elasticsearch/elasticsearch:7.14.0 Error response from daemon: Get https://docker.elastic.co/v2/: x509: certificate signed by unkno…

I did more research and fix this issue by this way: (BTY, my OS is CentOS 7) 1 Get the certificate from Elastic docker registry ( docker.elastic.co ) by openssl: # openssl s_client -connect docker.elastic.co:443 -showcerts 2 Copy the certificate content from -----BEGIN CERTIFICATE----- to -----END…

Error response from daemon: Get https://docker.elastic.co/v2/: x509: certificate signed by unknown authority

Elastic Orchestration Elastic Cloud Enterprise (ECE)

Benli (Ben) August 18, 2021, 12:47am 2

Just to share my troubleshooting steps as above post.

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Error response from daemon: Get https://docker.elastic.co/v2/: x509: certificate signed by unknown authority

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