Unable to do SSL HandShake

ERROR 9/26/19, 13:27:18.669 0x7f8604c6e250: no certificate found for /O=Digital Signature Trust Co./CN=DST Root CA X3
ERROR 9/26/19, 13:27:18.670 [SSL verify_cb, 0x14, 0 ] unable to get local issuer certificate, { subject: /C=US/O=Let’s Encrypt/CN=Let’s Encrypt Authority X3 }.

I’ve download the certificate file but that is not working https://letsencrypt.org/certificates/

Hi @mnawaz1

please share your setup and your question:

Please fill out the fields below so we can help you better. Note: you must provide your domain name to get help. Domain names for issued certificates are all made public in Certificate Transparency logs (e.g. https://crt.sh/?q=example.com), so withholding your domain name here does not increase secrecy, but only makes it harder for us to provide help.

My domain is:

I ran this command:

It produced this output:

My web server is (include version):

The operating system my web server runs on is (include version):

My hosting provider, if applicable, is:

I can login to a root shell on my machine (yes or no, or I don’t know):

I’m using a control panel to manage my site (no, or provide the name and version of the control panel):

The version of my client is (e.g. output of certbot --version or certbot-auto --version if you’re using Certbot):

Thank your for your response

Thank you, issue is resolved. Our client shared the DST Root and Cross Signed Certificates.

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