final SSLHostConfigCertificate certificate =
                            new SSLHostConfigCertificate(sslHostConfig, SSLHostConfigCertificate.Type.UNDEFINED);
                    doSetupServerConfig(logger, props, "certificateKeystoreFile", v -> certificate.setCertificateKeystoreFile(v));
                    doSetupServerConfig(logger, props, "certificateKeystorePassword", v -> certificate.setCertificateKeystorePassword(v));

) : CertificateChainCleaner() {
  @Suppress("UNCHECKED_CAST")
  @Throws(SSLPeerUnverifiedException::class)
  @SuppressSignatureCheck
  override fun clean(
    chain: List<Certificate>,
    hostname: String,
  ): List<Certificate> {
    val certificates = (chain as List<X509Certificate>).toTypedArray()
    try {
      return x509TrustManagerExtensions.checkServerTrusted(certificates, "RSA", hostname)

      8V0vxo1pHXnbBrnxhS/Z3TBerw8RyQqcaWOdp+pBXyIWmR+jHk9cHZCqQveTIBsY
      jaA9VEhgdaVhxBsT2qzUNDsXlOzGsliznDfoqETb
      -----END CERTIFICATE-----
      
      """.trimIndent()
    val certificate = certificateString.decodeCertificatePem()
    assertEquals(certificateString, certificate.certificatePem())
  }

        grpc -> cfiles [dir=none,label="Fetch Cert",color=purple]

        sds -> SecretManager [label="Generate certificate"]
        SecretManager -> cfiles [label="Write certs to file"]
        cfiles [label="Certificate Files"]
        grpc [shape=diamond]
    }

    subgraph cluster_istiod {
        label = "Istiod"
        color="lightblue"
        ca
    }

      val keyManager =
        newKeyManager(
          null,
          serverCert,
          serverIntermediateCa.certificate,
        )
      val trustManager =
        newTrustManager(
          null,
          Arrays.asList(serverRootCa.certificate, clientRootCa.certificate),
          emptyList(),
        )
      val sslContext = SSLContext.getInstance("TLS")
      sslContext.init(

  ): X509KeyManager {
    val keyStore = newEmptyKeyStore(keyStoreType)
    if (heldCertificate != null) {
      val chain = arrayOfNulls<Certificate>(1 + intermediates.size)
      chain[0] = heldCertificate.certificate
      intermediates.copyInto(chain, 1)
      keyStore.setKeyEntry("private", heldCertificate.keyPair.private, password, chain)
    }

    val factory = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm())

      + "jaA9VEhgdaVhxBsT2qzUNDsXlOzGsliznDfoqETb\n"
      + "-----END CERTIFICATE-----\n";

    X509Certificate certificate =
        Certificates.decodeCertificatePem(certificateString);

    assertEquals(certificateString, Certificates.certificatePem(certificate));
  }

    try (Response response = client.newCall(request).execute()) {
      if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

      for (Certificate certificate : response.handshake().peerCertificates()) {
        System.out.println(CertificatePinner.pin(certificate));
      }
    }
  }

  public static void main(String... args) throws Exception {
    new CertificatePinning().run();
  }

    authType: String,
    host: String,
  ): List<Certificate> {
    if (host in insecureHosts) return listOf()
    try {
      val method =
        checkServerTrustedMethod
          ?: throw CertificateException("Failed to call checkServerTrusted")
      return method.invoke(delegate, chain, authType, host) as List<Certificate>
    } catch (e: InvocationTargetException) {
      throw e.targetException
    }

              "emyPxgcYxn/eR44/KJ4EBs+lVDR3veyJm+kXQ99b21/+jh5Xos1AnX5iItreGCc=\n" +
              "-----END CERTIFICATE-----";

      CertificateFactory cf = CertificateFactory.getInstance("X.509");
      Certificate isgCertificate = cf.generateCertificate(new ByteArrayInputStream(isgCert.getBytes("UTF-8")));

      HandshakeCertificates certificates = new HandshakeCertificates.Builder()