crypto.MetaKeyID:             "kms-key",
			crypto.MetaDataEncryptionKey: "m-key",
		},
		encryptionType: encrypt.S3,
		err:            nil,
	}, // 4
	{
		headers:    http.Header{},
		copySource: true,
		metadata: map[string]string{
			crypto.MetaSealedKeyS3:       base64.StdEncoding.EncodeToString(make([]byte, 64)),
			crypto.MetaKeyID:             "kms-key",
			crypto.MetaDataEncryptionKey: "m-key",

import java.util.Enumeration;
import java.util.List;
import java.util.Map;

import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.Mac;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.SecretKey;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import javax.security.auth.kerberos.KerberosKey;

        outInts[0] = right;
        outInts[1] = leftt;
    }


    /// Encrypt a block of bytes.
    public void encrypt( byte[] clearText, byte[] cipherText )  {
        encrypt( clearText, 0, cipherText, 0 );
    }

    /// Decrypt a block of bytes.
    public void decrypt( byte[] cipherText, byte[] clearText ) {

        decrypt( cipherText, 0, clearText, 0 );
    }

    /**

Klaus Post <******@****.***> 1712870567 -0700

	if copySource {
		if crypto.SSECopy.IsRequested(header) {
			clientKey, err = crypto.SSECopy.ParseHTTP(header)
			if err != nil {
				return
			}
			if sse, err = encrypt.NewSSEC(clientKey[:]); err != nil {
				return
			}
			opts.ServerSideEncryption = encrypt.SSECopy(sse)
			return
		}
		return
	}

	if crypto.SSEC.IsRequested(header) {

	}

	for i, test := range encryptDecryptTests {
		ciphertext, err := Encrypt(KMS, bytes.NewReader(test.Data), test.Context)
		if err != nil {
			t.Fatalf("Test %d: failed to encrypt stream: %v", i, err)
		}
		data, err := io.ReadAll(ciphertext)
		if err != nil {
			t.Fatalf("Test %d: failed to encrypt stream: %v", i, err)
		}

		plaintext, err := Decrypt(KMS, bytes.NewReader(data), test.Context)
		if err != nil {

* Nginx
* HAProxy

## Let's Encrypt

Before Let's Encrypt, these **HTTPS certificates** were sold by trusted third parties.

The process to acquire one of these certificates used to be cumbersome, require quite some paperwork and the certificates were quite expensive.

But then **<a href="https://letsencrypt.org/" class="external-link" target="_blank">Let's Encrypt</a>** was created.

                                null));
                    }
                    server.setPassword(securityDispatcher.decrypt(password));
                } catch (SecDispatcherException | IOException e) {
                    problems.add(new DefaultSettingsProblem(
                            "Failed to decrypt password for server " + server.getId() + ": " + e.getMessage(),
                            Severity.ERROR,

// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package crypto

import (
	xhttp "github.com/minio/minio/internal/http"
)

const (
	// MetaMultipart indicates that the object has been uploaded
	// in multiple parts - via the S3 multipart API.

package kms

import (
	"context"
	"crypto/aes"
	"crypto/cipher"
	"crypto/hmac"
	"encoding/base64"
	"encoding/json"
	"errors"
	"strconv"
	"strings"
	"sync/atomic"

	"github.com/secure-io/sio-go/sioutil"
	"golang.org/x/crypto/chacha20"
	"golang.org/x/crypto/chacha20poly1305"

	"github.com/minio/kms-go/kms"
	"github.com/minio/madmin-go/v3"