Get SSL Server Certificate

Demonstrates how to retrieve the SSL server certificate for a site. This method establishes an SSL/TLS connection with a web server for the purpose of retrieving the SSL certificate, which may then be examined via the Chilkat certificate API.

Downloads:

MS Windows Visual C/C++ Libraries

Linux/CentOS C/C++ Libraries

MAC OS X C/C++ Libraries

Solaris C/C++ Libraries

C++ Builder Libraries

#include <C_CkHttp.h>
#include <C_CkCert.h>

void ChilkatSample(void)
    {
    HCkHttp http;
    BOOL success;
    HCkCert cert;

    http = CkHttp_Create();

    //  Any string unlocks the component for the 1st 30-days.
    success = CkHttp_UnlockComponent(http,"Anything for 30-day trial");
    if (success != TRUE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        return;
    }

    //  Notice:  The GetServerSslCert method is available in any
    //  release dated after 7-April-2009

    //  Get the SSL cert for paypal.com

    cert = CkHttp_GetServerSslCert(http,"paypal.com",443);
    if (cert == 0 ) {
        printf("%s\n",CkHttp_lastErrorText(http));
    }
    else {
        printf("%s\n",CkCert_subjectDN(cert));
        CkCert_Dispose(cert);
    }



    CkHttp_Dispose(http);

    }