(MFC) OCSP Check Domain's Server Certificate Revocation Status

Sends an OCSP request to determine the revocation status for an SSL server certificate.

Note: This example requires Chilkat v9.5.0.84 or greater.

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkHttp.h>

void ChilkatSample(void)
    {
    CkString strOut;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttp http;

    // Check the revocation status of the SSL server certificate for chilkatsoft.com
    int status = http.OcspCheck("chilkatsoft.com",443);

    strOut.append("chilkatsoft.com status = ");
    strOut.appendInt(status);
    strOut.append("\r\n");

    // The status can have 4 values:
    // -1: Unable to check because of an error.
    //  0: Good
    //  1: Revoked
    //  2: Unknown

    if (status < 0) {
        strOut.append(http.lastErrorText());
        strOut.append("\r\n");
    }

    // Now check the status for a revoked server certificate.
    status = http.OcspCheck("revoked.badssl.com",443);

    strOut.append("revoked.badssl.com status = ");
    strOut.appendInt(status);
    strOut.append("\r\n");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }