User Reviews of Fortra's Agari & Microsoft Defender for Office 365

Updated March 2026

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Fortra's Agari review

Tom Foale
Tom Foale
CTO at Klaatu IT Security Ltd
Good brand protection, helpful documentation, good support, and it improves our...
The DMARC protocol is quite complicated, which may not be something that could be improved. The new addition is BIMI, which provides secure brand recognition with delivered emails. It takes a bit of learning. Agari guides you through it and the interface is improving. The documentation provided is quite good.
Microsoft Defender for Office 365 review

Emeka Ndulu
Emeka Ndulu
Cloud Solutions Architect at a tech services company with 201-500 employees
Improves threat visibility and response while reducing manual tasks and training...
I appreciate the attack simulation feature whereby I get to train users and educate them on how to identify phishing emails and spam emails, as well as the anti-spam protection. It gives me visibility into my threat environment and threat landscape to ensure that I am one step ahead of any likelihood of threats within my environment. I get...

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