Attic Bouncer vs Silverfort Authentication Firewall: side-by-side comparison (2026)

Attic Bouncer: Microsoft 365 login protection against phishing pages and suspicious logins. Built by Attic Security.

Silverfort Authentication Firewall: Identity-based access control & segmentation to block lateral movement. Built by Silverfort.

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

Attic Bouncer is made by Attic Security. Silverfort Authentication Firewall is made by Silverfort. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Attic Bouncer and Silverfort Authentication Firewall are both Identity Threat Detection and Response products, and both cover Authentication. Use the table above to see where features, deployment and company size fit differ.