The Latest News & Insights
Public S3 Bucket Exposure: Misconfiguration Risks in 2025
Casmer Labs, the threat research team within Cloud Storage Security, continues to observe cases in 2025 where sensitive data is exposed through publicly accessible cloud storage. In these cases, exposure typically comes from configuration, not intrusion. A storage resource such as an Amazon S3 bucket is left open to the internet and contains real customer data, financial records, or other regulated information.
Jul 24, 2024
What's New: CSS Product Updates—Q2 '24
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy improvements to our antivirus and data loss prevention solutions:
Cloud Storage Security
Mar 25, 2024
What's New: CSS Product Updates—Q1 '24
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy improvements to our antivirus and data loss prevention platform: support for Amazon FSx for OpenZFS as well as Lustre, API scanning for data loss prevention (DLP), DLP for pre-existing objects in S3 buckets, and more.
Cloud Storage Security
Jan 8, 2024
What's New: CSS Product Updates—December 2023
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy improvements to our antivirus and data loss prevention platform: support for Amazon FSx and job monitoring insights.
Cloud Storage Security
Dec 19, 2023
What's New: CSS Product Updates—November 2023
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy improvements to our antivirus and data classification platform: improved two-bucket system configuration, EBS scanning for linked accounts, EFS volume inventory for linked accounts, and more.
Cloud Storage Security
Oct 16, 2023
What's New: CSS Product Updates—September 2023
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy improvements to our antivirus and data classification platform: the addition of EBS and EFS scanning, problem files rescan functionality, proactive monitoring, and more.
Cloud Storage Security
Aug 17, 2023
What's New: CSS Product Updates—July 2023
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy improvements to our antivirus and data classification platform: the addition of CrowdStrike's AI-powered malware scanning engine, Antivirus for Managed File Transfers, enhanced Amazon EventBridge support, and more.
Cloud Storage Security
May 15, 2023
What's New: CSS Product Updates—April 2023
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy improvements to Antivirus for Amazon S3 (AVS3) and Data Classification for Amazon S3 (DCS3): Event-based scanning for data classification, improved scanning performance, improved archive handling and more.
Cloud Storage Security
Apr 14, 2023
What's New: CSS Product Updates—Q1 '23
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy improvements to Antivirus for Amazon S3 (AVS3) and Data Classification for Amazon S3 (DCS3): AWS CloudTrail Lake integration, license mode switching, EC2 tagging, enhanced compressed file scanning, additional API scan file handling, and IdP support for GovCloud.
Cloud Storage Security
Jan 12, 2023
What's New: Antivirus for Amazon S3 Product Updates—Q4 '22
Cloud Storage Security (CSS) is always working to improve our users’ experience and we’re excited to share the following noteworthy Antivirus for Amazon S3 updates: Amazon EventBridge integration, AWS Control Tower integration, storage assessment, “suspicious” file identification, proxy enhancements, and read-only root files.
Cloud Storage Security