key, err := mtls.ParsePrivateKey(env.Get(EnvKMSAPIKey, ""))
		if err != nil {
			return nil, err
		}

		var rootCAs *x509.CertPool
		if opts != nil && opts.CADir != "" {
			rootCAs, err = certs.GetRootCAs(opts.CADir)
			if err != nil {
				return nil, err
			}
		}

		client, err := kms.NewClient(&kms.Config{
			Endpoints: endpoints,
			APIKey:    key,
			TLS: &tls.Config{

	globalPublicCerts, globalTLSCerts, globalIsTLS, err = getTLSConfig()
	logger.FatalIf(err, "Unable to load the TLS configuration")

	// Check and load Root CAs.
	globalRootCAs, err = certs.GetRootCAs(globalCertsCADir.Get())
	logger.FatalIf(err, "Failed to read root CAs (%v)", err)

	// Add the global public crts as part of global root CAs
	for _, publicCrt := range globalPublicCerts {