result = ParameterUtil.encrypt(value);
        assertTrue(result.contains("password={cipher}5691346cc398a4450114883140fa84a7"));
        assertTrue(result.contains("secretkey={cipher}"));
        assertFalse(result.contains("secretkey=unencrypted"));

        // Test with keys that don't match pattern
        value = "normalfield=value\npassword=secret";
        result = ParameterUtil.encrypt(value);

```
$ go run client-grants.go -cid PoEgXP6uVO45IsENRngDXj5Au5Ya -csec eKsw6z8CtOJVBtrOWvhRWL4TUCga

##### Credentials
{
 "accessKey": "NUIBORZYTV2HG2BMRSXR",
 "secretKey": "qQlP5O7CFPc5m5IXf1vYhuVTFj7BRVJqh0FqZ86S",
 "expiration": "2018-08-21T17:10:29-07:00",

	// with the req.Name at the KMS.
	MAC(context.Context, *MACRequest) ([]byte, error)
}

var ( // compiler checks
	_ conn = (*kmsConn)(nil)
	_ conn = (*kesConn)(nil)
	_ conn = secretKey{}
)

// Supported KMS types
const (
	MinKMS  Type = iota + 1 // MinIO KMS
	MinKES                  // MinIO MinKES
	Builtin                 // Builtin single key KMS implementation
)

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;

import javax.crypto.SecretKey;

import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

/**
 * Test class for SecureKeyManager
 */
public class SecureKeyManagerTest {

StatefulSets StatefulSetUpdate: updateStrategy: RollingUpdate ## Pod priority settings ## ref: https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/ ## priorityClassName: "" ## Set default rootUser, rootPassword ## AccessKey and secretKey is generated when not set ## Distributed MinIO ref: https://docs.minio.io/docs/distributed-minio-quickstart-guide ## rootUser: "" rootPassword: "" ## Use existing Secret that store following variables: ## ## | Chart var | .data.<key> in Secret |...

```

Note: In the case of S3, it is possible to create a tier from MinIO running in EC2 to S3 using AWS role attached to EC2 as credentials instead of accesskey/secretkey:

```
mc admin tier add s3 source S3TIER --bucket s3bucket --prefix testprefix/ --use-aws-role
```

StatefulSets StatefulSetUpdate: updateStrategy: RollingUpdate ## Pod priority settings ## ref: https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/ ## priorityClassName: "" ## Set default rootUser, rootPassword ## AccessKey and secretKey is generated when not set ## Distributed MinIO ref: https://docs.minio.io/docs/distributed-minio-quickstart-guide ## rootUser: "" rootPassword: "" ## Use existing Secret that store following variables: ## ## | Chart var | .data.<key> in Secret |...

StatefulSets StatefulSetUpdate: updateStrategy: RollingUpdate ## Pod priority settings ## ref: https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/ ## priorityClassName: "" ## Set default rootUser, rootPassword ## AccessKey and secretKey is generated when not set ## Distributed MinIO ref: https://docs.minio.io/docs/distributed-minio-quickstart-guide ## rootUser: "" rootPassword: "" ## Use existing Secret that store following variables: ## ## | Chart var | .data.<key> in Secret |...

	if err != nil {
		t.Fatalf("unable create credential, %s", err)
	}

	_, err = globalIAMSys.CreateUser(ctx, ucreds.AccessKey, madmin.AddOrUpdateUserReq{
		SecretKey: ucreds.SecretKey,
		Status:    madmin.AccountEnabled,
	})
	if err != nil {
		t.Fatalf("unable create credential, %s", err)
	}

	_, owner, s3Err = checkKeyValid(req, ucreds.AccessKey)
	if s3Err != ErrNone {

StatefulSets StatefulSetUpdate: updateStrategy: RollingUpdate ## Pod priority settings ## ref: https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/ ## priorityClassName: "" ## Set default rootUser, rootPassword ## AccessKey and secretKey is generated when not set ## Distributed MinIO ref: https://docs.minio.io/docs/distributed-minio-quickstart-guide ## rootUser: "" rootPassword: "" ## Use existing Secret that store following variables: ## ## | Chart var | .data.<key> in Secret |...