The certificate (PEM/base64 encoded).
int SetCertEncoded(QByteArray qbaCertEncoded);
When CertEncoded is set, a search is initiated in the current CertStore for the private key of the certificate. If the key is found, CertSubject is updated to reflect the full subject of the selected certificate, otherwise CertSubject is set to empty string.
This property is not available at design time.