# Sign
<a name="ct-sign"></a>

These examples show AWS CloudTrail log entries for the [Sign](https://docs.aws.amazon.com/kms/latest/APIReference/API_Sign.html) operation.

The following example shows an CloudTrail log entry for a [Sign](https://docs.aws.amazon.com/kms/latest/APIReference/API_Sign.html) operation that uses an asymmetric RSA KMS key to generate a digital signature for a file.

```
{
    "eventVersion": "1.08",
    "userIdentity": {
        "type": "IAMUser",
        "principalId": "EX_PRINCIPAL_ID",
        "arn": "arn:aws:iam::111122223333:user/Alice",
        "accountId": "111122223333",
        "accessKeyId": "EXAMPLE_KEY_ID",
        "userName": "Alice"
    },
    "eventTime": "2022-03-07T22:36:44Z",
    "eventSource": "kms.amazonaws.com",
    "eventName": "Sign",
    "awsRegion": "us-west-2",
    "sourceIPAddress": "192.0.2.0",
    "userAgent": "AWS Internal",
    "requestParameters": {
        "messageType": "RAW",
        "keyId": "0987dcba-09fe-87dc-65ba-ab0987654321",
        "signingAlgorithm": "RSASSA_PKCS1_V1_5_SHA_256"
    },
    "responseElements": null,
    "requestID": "8d0b35e0-46cf-48b9-be99-bf2ebc9ab9fb",
    "eventID": "107b3cac-b125-4556-9702-12a2b9afcff7",
    "readOnly": true,
    "resources": [
        {
            "accountId": "111122223333",
            "type": "AWS::KMS::Key",
            "ARN": "arn:aws:kms:us-west-2:111122223333:key/0987dcba-09fe-87dc-65ba-ab0987654321"
        }
    ],
    "eventType": "AwsApiCall",
    "managementEvent": true,
    "recipientAccountId": "111122223333",
    "eventCategory": "Management"
}
```