Attic M365 FREE is a commercial Anti-Phishing solution by Attic Security. GoSecure Titan® Inbox Detection & Response (IDR) is a commercial Anti-Phishing solution by GoSecure. Features, integrations, deployment and the company behind each one, side by side.
Protects Microsoft 365 users from phishing attacks using fake login pages
Email security service for analyzing suspicious emails reported by users
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Based on what each listing shows: deployment, company size, price and open source.
Attic M365 FREE fits if you are a startup.
GoSecure Titan® Inbox Detection & Response (IDR) fits if you are a mid-market company or an enterprise.
Common questions when comparing Attic M365 FREE vs GoSecure Titan® Inbox Detection & Response (IDR) for Anti-Phishing.
Attic M365 FREE: Protects Microsoft 365 users from phishing attacks using fake login pages, built by Attic Security.
GoSecure Titan® Inbox Detection & Response (IDR): Email security service for analyzing suspicious emails reported by users, built by GoSecure.
The table above shows where their features, integrations, deployment and company size fit differ.
Attic M365 FREE is made by Attic Security. GoSecure Titan® Inbox Detection & Response (IDR) is made by GoSecure. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Attic M365 FREE and GoSecure Titan® Inbox Detection & Response (IDR) are both Anti-Phishing products, and both cover Office 365. Use the table above to see where features, deployment and company size fit differ.
No Anti-Phishing shortlist yet. This is the closest one.
Updated 2026-11-01
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