24+ Verify Certificate Chain Openssl Pics. So make sure that intermediate.pem is coming from a trusted source before relying on the command above. Server certificate by intermediate ca, which is verified by root ca.
Synopsis description options verify operation diagnostics bugs availability specifies the intended use for the certificate. Install the openssl on debian based systems. To openssl create certificate chain (certificate bundle), concatenate the intermediate and root certificates together.
At level 0 there is the server certificate with the server certificate section is a duplicate of level 0 in the chain.
If you want to know what ca. C = cl, .redacted data. error 2 at 1 depth lookup:unable to get issuer certificate. Say we have 3 certicate chain. The public key comes from a certificate in any of the support formats (as the example shows nowhere in the openssl_verify() documentation or comments is it explained where to obtain the signature of an existing certificate.