{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "PublishCw",
      "Effect": "Allow",
      "Action": "cloudwatch:PutMetricData",
      "Resource": "*",
      "Condition": {
        "StringEquals": {
          "cloudwatch:namespace": "AWS/NetworkMonitor"
        }
      }
    },
    {
      "Sid": "DescribeAny",
      "Effect": "Allow",
      "Action": [
        "ec2:DescribeNetworkInterfaces",
        "ec2:DescribeNetworkInterfaceAttribute",
        "ec2:DescribeVpcs",
        "ec2:DescribeNetworkInterfacePermissions",
        "ec2:DescribeSubnets",
        "ec2:DescribeSecurityGroups",
        "ec2:DescribeRouteTables",
        "ec2:DescribeTransitGatewayAttachments",
        "ec2:DescribeTransitGatewayRouteTables",
        "ec2:DescribeTransitGatewayPeeringAttachments",
        "ec2:SearchTransitGatewayRoutes",
        "ec2:DescribeVpcPeeringConnections",
        "ec2:DescribeVpcEndpoints"
      ],
      "Resource": "*"
    },
    {
      "Sid": "DeleteModifyEc2Resources",
      "Effect": "Allow",
      "Action": [
        "ec2:AuthorizeSecurityGroupEgress",
        "ec2:CreateNetworkInterfacePermission",
        "ec2:DeleteNetworkInterfacePermission",
        "ec2:RevokeSecurityGroupEgress",
        "ec2:ModifyNetworkInterfaceAttribute",
        "ec2:DeleteNetworkInterface",
        "ec2:DeleteSecurityGroup"
      ],
      "Resource": [
        "arn:aws:ec2:*:*:network-interface/*",
        "arn:aws:ec2:*:*:security-group/*"
      ],
      "Condition": {
        "StringEquals": {
          "aws:ResourceTag/ManagedByCloudWatchNetworkMonitor": "true"
        }
      }
    }
  ]
}