Microsoft Defender for Office 365 Competitors and Alternatives

Get our free report covering Proofpoint, Microsoft, Mimecast, and other competitors of Microsoft Defender for Office 365. Updated: January 2021.
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Read reviews of Microsoft Defender for Office 365 competitors and alternatives

reviewer1465431
Head Of Finance And Administration at a financial services firm with 1,001-5,000 employees
Real User
Dec 19, 2020
Good gateway and email security with an easy initial setup

What is our primary use case?

We use Mimecast as our email gateway. We also use it as our archival service. All those phishing, anti-phishing, spear phishing, spamming, and other security filters that they have, we use all of them.

Pros and Cons

  • "It's really quite user-friendly. In terms of technical superiority and the product itself, there are no complaints. It is really cutting edge."
  • "We have subscribed to an archival service, and yet, when we have to get our data out, we have to pay a fee to get our own data. They charge an extraction fee."

What other advice do I have?

We're just an end-user. We use their Perimeter Defense plan, we use their Continuity plan, we also use email to archive. These are the three scales that we use from them. I would advise others considering the solution to technically evaluate their competencies, their highs, and lows, first. Also, read the fine print, and understand the exact costs. A company will need to understand natively how much of Mimecast capabilities does Microsoft offer if you just subscribe to an Office 365 license. It might make them rethink using this solution. From a technical standpoint, I would rate the solution…
Get our free report covering Proofpoint, Microsoft, Mimecast, and other competitors of Microsoft Defender for Office 365. Updated: January 2021.
456,812 professionals have used our research since 2012.