# UpdateAlias
<a name="ct-updatealias"></a>

The following example shows an AWS CloudTrail log entry for the [UpdateAlias](https://docs.aws.amazon.com/kms/latest/APIReference/API_UpdateAlias.html) operation. The `resources` element includes fields for the alias and KMS key resources. For information about creating aliases in AWS KMS, see [Create aliases](alias-create.md).

CloudTrail log entries for this operation recorded on or after December 2022 include the key ARN of the affected KMS key in the `responseElements.keyId` value, even though this operation does not return the key ARN.

```
{
    "eventVersion": "1.05",
    "userIdentity": {
        "type": "IAMUser",
         "principalId": "EX_PRINCIPAL_ID",
         "arn": "arn:aws:iam::111122223333:user/Alice",
         "accountId": "111122223333",
         "accessKeyId": "EXAMPLE_KEY_ID",
         "userName": "Alice"
    },
    "eventTime": "2020-11-13T23:18:15Z",
    "eventSource": "kms.amazonaws.com",
    "eventName": "UpdateAlias",
    "awsRegion": "us-west-2",
    "sourceIPAddress": "192.0.2.0",
    "userAgent": "AWS Internal",
    "requestParameters": {
        "aliasName": "alias/my_alias",
        "targetKeyId": "1234abcd-12ab-34cd-56ef-1234567890ab"
    },
    "responseElements": {
        "keyId":"arn:aws:kms:us-west-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab"
    },
    "requestID": "d9472f40-63bc-11e4-bc2b-4198b6150d5c",
    "eventID": "f72d3993-864f-48d6-8f16-e26e1ae8dff0",
    "readOnly": false,
    "resources": [
        {
            "accountId": "111122223333",
            "type": "AWS::KMS::Key",
            "ARN": "arn:aws:kms:us-west-2:111122223333:alias/my_alias"
        },
        {
            "accountId": "111122223333",
            "type": "AWS::KMS::Key",
            "ARN": "arn:aws:kms:us-west-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab"
        }
    ],
    "eventType": "AwsApiCall",
    "recipientAccountId": "111122223333"
}
```