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CloudTrail trails should be integrated with CloudWatch logs

Use AWS CloudWatch to centrally collect and manage log event activity. Inclusion of AWS CloudTrail data provides details of API call activity within your AWS account.

How to fix

Attribute cloud_watch_logs_group_arn of aws_cloudtrail must be non-empty.

Implementation options

Choose the option that matches how you manage Terraform. All options satisfy this control.

Option 1: Terraform AWS provider resources

If you manage resources directly, configure the relevant Terraform AWS provider resources to meet this control. See docs for the resources involved: aws_cloudtrail.

resource "aws_cloudtrail" "this" {
  advanced_event_selector {
    field_selector {
      equals = ["Data"]
      field  = "eventCategory"
    }
    field_selector {
      equals = ["AWS::S3::Object"]
      field  = "resources.type"
    }

    name = "Log all S3 data events"
  }

  name           = "pofix-example-trail"
  s3_bucket_name = "example-bucket-abc123"

  cloud_watch_logs_group_arn = "arn:aws:logs:us-east-1:123456789012:log-group:example-log-group"
}
Which option should I choose?
  • Compliance.tf module (recommended): controls enforced by default and mapped to frameworks.
  • Open source module (terraform-aws-modules): compatible by design with compliance.tf. Same variable names for an easy, low-change migration path when you are ready.
  • Terraform AWS provider resources: manage Terraform resources directly.

Tool mappings

Use these identifiers to cross-reference this control across tools, reports, and evidence.

  • Compliance.tf (CTF) Control: cloudtrail_trail_integrated_with_logs

  • Checkov Check: CKV2_AWS_10

  • Powerpipe Control: aws_compliance.control.cloudtrail_trail_integrated_with_logs