Enable Amazon GuardDuty for threat detection and respond based on its findings

It is recommended to configure alerts via SNS for critical findings.

GuardDuty Mindmap

https://www.xmind.net/m/K3fmSB

Workshops

Pricing

https://aws.amazon.com/guardduty/pricing
The service has a 30-day trial period (free trial)
You can verify current usage and estimate future usage of this service.