A. In the organization’s management account, configure an AWS account as the Amazon GuardDuty administrator account. In the GuardDuty administrator account, add the company’s existing AWS accounts to GuardDuty as members. In the GuardDuty administrator account, create an Amazon EventBridge (Amazon CloudWatch Events) rule with an event pattern to match GuardDuty events and to forward matching events to the SNS topic.
B. In the organization’s management account, configure Amazon GuardDuty to add newly created AWS accounts by invitation and to send invitations to the existing AWS accounts. Create an AWS CloudFormation stack set that accepts the GuardDuty invitation and creates an Amazon EventBridge (Amazon CloudWatch Events) rule. Configure the rule with an event pattern to match GuardDuty events and to forward matching events to the SNS topic. Configure the CloudFormation stack set to deploy into all AWS accounts in the organization.
C. In the organization’s management account, create an AWS CloudTrail organization trail. Activate the organization trail in all AWS accounts in the organization. Create an SCP that enables VPC Flow Logs in each account in the organization Configure AWS Security Hub for the organization. Create an Amazon EventBridge (Amazon CloudWatch Events) rule with an event pattern to match Security Hub events and to forward matching events to the SNS topic.
D. In the organization’s management account, configure an AWS account as the AWS CloudTrail administrator account. In the CloudTrail administrator account, create a CloudTrail organization trail. Add the company’s existing AWS accounts to the organization trail. Create an SCP that enables VPC Flow Logs in each account in the organization. Configure AWS Security Hub for the organization. Create an Amazon EventBridge (Amazon CloudWatch Events) rule with an event pattern to match Security Hub events and to forward matching events to the SNS topic.