[squid-users] Is there a way on client to show proxy's certificate?

[Amos Jeffries]

On 21/12/19 6:27 pm, GeorgeShen wrote:
> Running a client program through a proxy server, and I was given the proxy's
> root CA certificate file. When applied, got the error on the program: "x509:
> certificate signed by unknown authority". Now I'm wondering if the so called
> "proxy's root CA cert" is given correctly.
> 
> I now for openssl, I can do "openssl s_client -connect remote-host:443
> -showcert" to show the chain of server's CAs, is there a way to use the
> openssl to show what is the CA on the proxy server? or is there someway to
> find this out?

The same openssl command can connect to any type of TLS server.


Amos