COMPANY: Mimecast

Mimecast Secure Email Gateway combines strong defenses to keep sophisticated attackers out, and innovative applications and policies to keep sensitive information secure. Multi-layered detection engines and intelligence protect the company and employees from spear-phishing, malware, spam and zero-day attacks.

Overall Score


Overall Score


Mimecast Review

Review date: February 15th 2019

Snapshot: Mimecast blocks spear-phishing malware, spam and zero-day attacks.

Who are Mimecast?

Mimecast is one of the largest global email cyber security vendors. They have a large suite of cloud based security applications to protect organisations from email and web based security threats. Their Email Security product is aimed at enterprise level customers. It utilizes multiple detection engines to provide protection from phishing, malware, spam and zero day attacks. This platform is a Secure Email Gateway, meaning it blocks potentially dangerous emails before they enter your network.

For: Enterprise organizations that need strong, reliable protection from phishing attacks and spam, with a range of end user controls.

Not For: Smaller organizations who want a low cost solution to spam, or customers looking for advanced phishing protection within their network.

Mimecast Features:

  • Impersonation Protection blocks phishing attempts and spam
  • Popular email service, with high levels of customer satisfaction
  • High – level threat protection features including attachment sandboxing and URL protection
  • Large threat database monitoring billions of emails ensures that threat protection is up to date
  • Robust spam filtering, with guaranteed 99% spam rate detection
  • Comprehensive real time reports over your email network, including all inbound and outbound traffic
  • Self-service tools for end users, such as allowing them to block senders
  • Fully featured but easy to administer service, offering a web based dashboard from which all policies are managed
  • Email Continuity available if the email network goes down, with 100% service availability SLA
  • Includes an Email Archiving option, as well as secure messaging and large file sending

Expert Insight:

Mimecast offers a market leading (premium priced?) Email Security platform. This platform works as a secure gateway, meaning that it blocks threats before they enter an email network. This is a very robust service, which offers a range of advanced features that will help businesses to secure themselves against email threats. This is platform offers strong protection against spear-phishing, malware, spam and zero-day attacks. It offers real time malware defence and attachment sandboxing. Spam filtering is strong, with Mimecast offering an SLA on 99% of spam blocked. Mimecast offers a range of logs to give you real time visibility over your email network. With this platform administrators have fine-grade control over all levels of email security. End users also get controls to block senders, helping to reduce the burden on IT. Email Archiving, and Continuity and Large File Sending can be purchased as add-ons.

This platform is very popular among customers, with high levels of customer satisfaction and retention. The service is expensive and so is more suitable for larger enterprises who need the strongest level of email protection. However, the adage of ‘you get what you pay for’ rings true with Mimecast Email Security, as it is one of the strongest, fully featured email security platforms available. Organizations with a big security budget, looking for the strongest protection they can get, should consider this service.

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Mimecast Vendor Overview

Mimecast specialize in cloud-based email management for Microsoft Exchange and Microsoft Office 365, including security, archiving, and continuity services to protect business mail.

Employees on LinkedIn 1341
Glassdoor Rating (123 reviews)
Founded 2003
Revenue $100 to $500 million (USD) per year
Headquarters London, UK
Support Team Location(s) US, UK, Australia, Germany & South Africa
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Mimecast Features

Explore the key features offered by the Mimecast Secure Email Gateway. These features are what makes them unique and showcase what they can offer your business.

Mimecast Secure Email Gateway Features

Feature Description
Threat Protection Real-time protection against malware, less social engineering attacks, safe file protection and sandboxing
Spam Filtering Effectiveness Guaranteed 99% spam rate protection service level agreement
Reporting and Logging Summary graphs, outbound and inbound email reports, internal email reports, custom reports
Admin Features Central administrative control, enabling administrators to manage policies at the organization, group or mailbox level for both broad and fine-grade control
End User Features Self-service tools mean users can block and permit senders, helping to improve productivity and reduce burden on IT department
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Score Breakdown

Threat Protection
Spam Filtering Effectiveness
Reporting and Logging
Admin Features
End User Features

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