Cyber Exposure Manager vs s3viewer: side-by-side comparison (2026)

Cyber Exposure Manager: Cyber Exposure Manager: continuous visibility and remediation for external risk. Built by Galileo Security.

s3viewer: A storage exploration tool that provides unified access to view publicly accessible Amazon S3 buckets, Azure Blob storage, FTP servers, and HTTP directory listings.

The table above shows where their features, integrations, deployment and company size fit differ.

Cyber Exposure Manager is made by Galileo Security founded in 2025-01-01T00:00:00.000Z. s3viewer is open-source with 448 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Cyber Exposure Manager and s3viewer are both External Attack Surface Management products, and both cover Misconfiguration. Key differences: Cyber Exposure Manager is Commercial while s3viewer is Free, s3viewer is open-source. Use the table above to see where features, deployment and company size fit differ.