Edgescan Attack Surface Management (ASM) vs s3viewer: side-by-side comparison (2026)

Edgescan Attack Surface Management (ASM): External attack surface management platform for asset discovery and monitoring. Built by Edgescan.

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.

Edgescan Attack Surface Management (ASM) is made by Edgescan. 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. Edgescan Attack Surface Management (ASM) and s3viewer are both External Attack Surface Management products, and both cover Misconfiguration. Key differences: Edgescan Attack Surface Management (ASM) is Commercial while s3viewer is Free, s3viewer is open-source. Use the table above to see where features, deployment and company size fit differ.