uuidKV := mustGetUUID() + kvPrefix
	historyFile := pathJoin(minioConfigHistoryPrefix, uuidKV)

	if GlobalKMS != nil {
		var err error
		kv, err = config.EncryptBytes(GlobalKMS, kv, kms.Context{
			minioMetaBucket: path.Join(minioMetaBucket, historyFile),
		})
		if err != nil {
			return err
		}
	}
	return saveConfig(ctx, objAPI, historyFile, kv)
}

	"github.com/minio/minio/internal/kms"
	"github.com/secure-io/sio-go"
	"github.com/secure-io/sio-go/sioutil"
)

// EncryptBytes encrypts the plaintext with a key managed by KMS.
// The context is bound to the returned ciphertext.
//
// The same context must be provided when decrypting the
// ciphertext.
func EncryptBytes(k *kms.KMS, plaintext []byte, context kms.Context) ([]byte, error) {

	data, err := json.Marshal(item)
	if err != nil {
		return err
	}
	if GlobalKMS != nil {
		data, err = config.EncryptBytes(GlobalKMS, data, kms.Context{
			minioMetaBucket: path.Join(minioMetaBucket, itemPath),
		})
		if err != nil {
			return err
		}
	}
	return saveKeyEtcd(ctx, ies.client, itemPath, data, opts...)
}

	json := jsoniter.ConfigCompatibleWithStandardLibrary
	data, err := json.Marshal(item)
	if err != nil {
		return err
	}
	if GlobalKMS != nil {
		data, err = config.EncryptBytes(GlobalKMS, data, kms.Context{
			minioMetaBucket: path.Join(minioMetaBucket, objPath),
		})
		if err != nil {
			return err
		}
	}
	return saveConfig(ctx, iamOS.objAPI, objPath, data)
}