SIGNALInfrastructure Software·May 26, 2026, 10:00 AMSignal55Short term

Amazon GuardDuty Malware Protection for AWS Backup supports Amazon S3 continuous backups

Source: AWS What's New

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Amazon GuardDuty Malware Protection for AWS Backup is now available for Amazon S3 continuous backups. You can now scan your S3 continuous backups for malware and identify clean points in time across your entire backup timeline for safe recovery. You can enable full or incremental malware scans for S3 continuous backups within your backup plan, and run on-demand scans up to any restorable point in time. You can now query the malware scan status at any point in time within your continuous backup using the new GetPITRMalwareScanResults API, allowing you to verify whether a specific recovery time

Why this matters
Why now

The increasing sophistication of cyber threats, particularly ransomware and malware targeting cloud storage, necessitates continuous enhancement of cloud security features. This update responds to the growing demand for robust, integrated security within core cloud services.

Why it’s important

This development allows organizations to proactively safeguard their critical data stored in S3 continuous backups from malware, ensuring data integrity and enabling more reliable recovery strategies in a world where data breaches are increasingly common.

What changes

Previously, malware scanning for S3 backups might have required separate solutions or manual processes; now, it is natively integrated into AWS Backup with continuous and on-demand scanning capabilities, providing a more seamless and automated security layer.

Winners
  • · AWS customers
  • · Cybersecurity providers (integrated solutions)
  • · Cloud data integrity and compliance teams
Losers
  • · Malware threats targeting cloud backups
  • · Organizations with inadequate backup security
Second-order effects
Direct

Increased integrity and recoverability of data in AWS S3 continuous backups due to integrated malware scanning.

Second

A potential reduction in the business impact of ransomware attacks by ensuring clean recovery points are readily identifiable.

Third

Heightened competition among cloud providers to offer similarly robust, integrated security and backup solutions, driving further innovation in data protection.

Editorial confidence: 95 / 100 · Structural impact: 40 / 100
Original report

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