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Incident Response & Troubleshooting · Security

Fix certificate verify failed and unable to get local issuer certificate

“certificate verify failed” and “unable to get local issuer certificate” are trust-validation failures, not instructions to turn TLS checks off. Compare the actual client, endpoint, served chain, hostname, time and trust store, then repair the demonstrated server or client boundary.
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caution45 minintermediate8 stepsUbuntu Server