data-protection

AWS Backup bills per service-specific rate — EFS warm at $0.05/GB-month, DynamoDB continuous backup at $0.20/GB-month, cold storage at $0.0125/GB-month with a 90-day minimum retention penalty. Cross-region copies double the storage line plus $0.02/GB transfer. Backup Audit Manager bills per control per resource and quietly accumulates.

GDPR compliance on AWS for SaaS companies handling EU resident data. Region selection, the AWS DPA, data subject rights automation, RoPA documentation, breach notification, and the technical controls regulators expect.

S3 misconfigurations are still the leading cause of headline data breaches. Bucket policies, encryption, access logging, Block Public Access, and the practices that keep "developer left the bucket public" from being your incident.