Lambda function to be called in CloudWatch when GuardDuty sends logs to CloudWatch. This script will write the malicious IP to a dedicated file in an S3 bucket. Firewall service (i.e. FortiOS) can pull this list, and add those malicious IPs to the blacklist.
Lambda function to be called in CloudWatch when GuardDuty sends logs to CloudWatch. This script will write the malicious IP to a dedicated file in an S3 bucket. Firewall service (i.e. FortiOS) can pull this list, and add those malicious IPs to the blacklist.