30-day free trial
Free
Malware Protection for S3 has a separate free tier · on-demand EC2 scans and AWS Backup malware scans excluded
Checked 14 Oct 2026
Plans and prices
Amazon GuardDuty pricing
Amazon GuardDuty
Free
30-day free trial in supported Regions for new accounts; protection plans can have separate trials; Malware Protection for Amazon S3 has a free tier without a trial period
Checked 2 Oct 2026
Malware Protection for EBS
$0.03 a month
additional EBS snapshot charges may apply
Checked 14 Oct 2026
Malware Protection for S3
$0.09 a month
US East example · regional pricing varies
Checked 14 Oct 2026
Foundational threat detection — VPC Flow Logs and DNS query logs
$1 a month
volume discounts · regional pricing varies
Checked 14 Oct 2026
Foundational threat detection — CloudTrail management events
$4 a month
US East example · regional pricing varies
Checked 14 Oct 2026