"X-Amz-Server-Side-Encryption-Customer-Algorithm": []string{""},
			"X-Amz-Server-Side-Encryption-Customer-Key":       []string{""},
			"X-Amz-Server-Side-Encryption-Customer-Key-Md5":   []string{""},
		},
		Expected: true,
	}, // 4
	{
		Header: http.Header{
			"X-Amz-Server-Side-Encryption-Customer-Algorithm": []string{"AES256"},

                                    "anyOf": [{"type": "string"}, {"type": "null"}],
                                },
                                "customer": {"title": "Customer", "type": "string"},
                                "total": {"title": "Total", "type": "number"},
                            },
                        },
                        "InvoiceEvent": {

src_obj1_etag=$(echo "${stat_out1}" | jq '.etag')
src_obj1_size=$(echo "${stat_out1}" | jq '.size')
src_obj1_md5=$(echo "${stat_out1}" | jq '.metadata."X-Amz-Server-Side-Encryption-Customer-Key-Md5"')
echo "Stat minio1/test-bucket/defpartsize"
./mc stat --no-list minio1/test-bucket/defpartsize --enc-c "minio1/test-bucket/defpartsize=${TEST_MINIO_ENC_KEY}" --insecure --json

	AmzServerSideEncryptionCustomerAlgorithm     = AmzServerSideEncryption + "-Customer-Algorithm"
	AmzServerSideEncryptionCustomerKey           = AmzServerSideEncryption + "-Customer-Key"
	AmzServerSideEncryptionCustomerKeyMD5        = AmzServerSideEncryption + "-Customer-Key-Md5"
	AmzServerSideEncryptionCopyCustomerAlgorithm = "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm"

src_obj4_etag=$(echo "${stat_out4}" | jq '.etag')
src_obj4_size=$(echo "${stat_out4}" | jq '.size')
src_obj4_md5=$(echo "${stat_out4}" | jq '.metadata."X-Amz-Server-Side-Encryption-Customer-Key-Md5"')

# Stat the objects from replicated site
echo "Stat minio2/test-bucket/encrypted"
./mc stat --no-list minio2/test-bucket/encrypted --insecure --json

- `X-Amz-Server-Side-Encryption-Customer-Key`: Base64 encoded new key.
- `X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key`: Base64 encoded current key.

Such a special COPY request is also known as S3 SSE-C key rotation.

### Server-Side Encryption with a KMS

    new String[][]{{"iphone"}, {"apple", "phone"}},
    1.5f,                               // boost popular products
    new String[]{"electronics", "mobile"},
    new String[]{"customer"},
    SuggestItem.Kind.DOCUMENT
);
suggester.indexer().index(product);
```

### Content Management

```java
// Article/blog suggestions
DocumentReader reader = new ESSourceReader(

// the handler should ensure to remove these keys before sending them to the object layer.
// Currently these keys are:
//   - X-Amz-Server-Side-Encryption-Customer-Key
//   - X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key
func (api objectAPIHandlers) NewMultipartUploadHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "NewMultipartUpload")

   * context from when the error or exception was initially detected. Example usage:
   *
   * <pre>
   * assertEquals("Unable to assign a customer id", Throwables.getRootCause(e).getMessage());
   * </pre>
   *
   * @throws IllegalArgumentException if there is a loop in the causal chain
   */
  public static Throwable getRootCause(Throwable throwable) {

   * context from when the error or exception was initially detected. Example usage:
   *
   * <pre>
   * assertEquals("Unable to assign a customer id", Throwables.getRootCause(e).getMessage());
   * </pre>
   *
   * @throws IllegalArgumentException if there is a loop in the causal chain
   */
  public static Throwable getRootCause(Throwable throwable) {