if err != nil {
		fmt.Printf("error when encode private pem: %s n", err)
		os.Exit(1)
	}

	// dump public key to file
	publicKeyBytes := x509.MarshalPKCS1PublicKey(&privatekey.PublicKey)
	if err != nil {
		fmt.Printf("error when dumping publickey: %s n", err)
		os.Exit(1)
	}
	publicKeyBlock := &pem.Block{
		Type:  "PUBLIC KEY",
		Bytes: publicKeyBytes,
	}
	publicPem, err := os.Create("support_public.pem")

	public final fun ecdsa256 ()Lokhttp3/tls/HeldCertificate$Builder;
	public final fun keyPair (Ljava/security/KeyPair;)Lokhttp3/tls/HeldCertificate$Builder;
	public final fun keyPair (Ljava/security/PublicKey;Ljava/security/PrivateKey;)Lokhttp3/tls/HeldCertificate$Builder;
	public final fun organizationalUnit (Ljava/lang/String;)Lokhttp3/tls/HeldCertificate$Builder;
	public final fun rsa2048 ()Lokhttp3/tls/HeldCertificate$Builder;

          "Ivq32BsloQu6LlvX1wJ4YEoUCjDlPOtpht7XLbUmBnbIzN89XK4UJVM6Sqp3K88Km8z7gMrdrfTom/274wL25fICR+" +
          "yDEQ5fUVYBmJAKXZF1aoI0mIoEx0xFsQhIJ637v2MxJDupd61wIDAQAB"
      ).decodeBase64()!!
    val publicKey =
      keyFactory.generatePublic(
        X509EncodedKeySpec(publicKeyBytes.toByteArray()),
      )
    val privateKeyBytes =
      (

  }

  companion object {
    @JvmField
    val DEFAULT = Builder().build()

    @JvmStatic
    fun X509Certificate.sha1Hash(): ByteString = publicKey.encoded.toByteString().sha1()

    @JvmStatic
    fun X509Certificate.sha256Hash(): ByteString = publicKey.encoded.toByteString().sha256()

    /**
     * Returns the SHA-256 of `certificate`'s public key.
     *

      )
    val keyFactory = KeyFactory.getInstance("RSA")
    val publicKey = keyFactory.generatePublic(X509EncodedKeySpec(x509PublicKey.toByteArray()))
    val privateKey = keyFactory.generatePrivate(PKCS8EncodedKeySpec(privateKeyBytes.toByteArray()))

    val certificate =
      HeldCertificate
        .Builder()
        .keyPair(publicKey, privateKey)
        .build()

    }
    if (signingCert.basicConstraints < minIntermediates) {
      return false // The signer can't have this many intermediates beneath it.
    }
    return try {
      toVerify.verify(signingCert.publicKey)
      true
    } catch (verifyFailed: GeneralSecurityException) {
      false
    }
  }

  override fun hashCode(): Int = trustRootIndex.hashCode()

  override fun equals(other: Any?): Boolean =

		return
	}

	var publicKey *rsa.PublicKey

	publicKeyB64 := r.Form.Get("public-key")
	if publicKeyB64 != "" {
		publicKeyBytes, err := base64.StdEncoding.DecodeString(publicKeyB64)
		if err != nil {
			writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
			return
		}
		publicKey, err = bytesToPublicKey(publicKeyBytes)
		if err != nil {

	pk.Lock()
	defer pk.Unlock()

	pk.pkMap[keyID] = key
}

func (pk *publicKeys) get(kid string) any {
	pk.RLock()
	defer pk.RUnlock()
	return pk.pkMap[kid]
}

// PopulatePublicKey - populates a new publickey from the JWKS URL.
func (r *Config) PopulatePublicKey(arn arn.ARN) error {
	pCfg := r.arnProviderCfgsMap[arn]
	if pCfg.JWKS.URL == nil || pCfg.JWKS.URL.String() == "" {
		return nil
	}

pkg crypto, type Signer interface { Public, Sign }
pkg crypto, type Signer interface, Public() PublicKey
pkg crypto, type Signer interface, Sign(io.Reader, []uint8, SignerOpts) ([]uint8, error)
pkg crypto, type SignerOpts interface { HashFunc }
pkg crypto, type SignerOpts interface, HashFunc() Hash
pkg crypto/ecdsa, method (*PrivateKey) Public() crypto.PublicKey
pkg crypto/ecdsa, method (*PrivateKey) Sign(io.Reader, []uint8, crypto.SignerOpts) ([]uint8, error)

	rsaBits := 2048

	if len(host) == 0 {
		return nil, nil, fmt.Errorf("Missing host parameter")
	}

	publicKey := func(priv any) any {
		switch k := priv.(type) {
		case *rsa.PrivateKey:
			return &k.PublicKey
		case *ecdsa.PrivateKey:
			return &k.PublicKey
		default:
			return nil
		}
	}

	pemBlockForKey := func(priv any) *pem.Block {
		switch k := priv.(type) {