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Mimecast Email Security

Email Security

Commercial Vendor
E
Enterprise
OpenMSP Score
75
66
Reddit Impact Score
Commercial cloud-based email security service with targeted threat protection More detailed information about this vendor will be added soon.
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Key Features

AI-Powered Advanced Threat Protection

Uses artificial intelligence, machine learning, and social graphing to detect and prevent sophisticated email attacks including BEC, phishing, and impersonation attacks before they reach users.

Targeted Threat Protection

Real-time scanning of every email, attachment, and URL with sandboxing capabilities to protect against ransomware, whaling, spear-phishing, and zero-day attacks.

Content Control and Data Loss Prevention

Powerful scanning and quarantine features to prevent inadvertent and malicious data leaks at the gateway with granular policy controls.

Secure Messaging and Large File Send

Encrypted email capabilities and secure file transfer up to 2GB directly from Outlook, enabling safe sharing of confidential information without complex encryption methods.

Pros and Cons

Pros

Industry-Leading AI Detection

Advanced AI and machine learning capabilities that effectively catch sophisticated attacks that bypass traditional email filters, with proven track record of reducing cyberthreats significantly.

Comprehensive Email Protection

All-in-one solution covering anti-spam (99% SLA), anti-virus (100% SLA), advanced threat protection, data loss prevention, and secure messaging in a single platform.

Flexible Deployment Options

Available as cloud-based gateway, hybrid deployments, or integrated with Microsoft 365, providing flexibility for different organizational requirements.

Trusted by Large Organizations

Protects 42,000+ organizations globally with proven enterprise-grade reliability and extensive partner ecosystem with 250+ integrations.

Cons

No Transparent Pricing

Pricing is only available through custom quotes with no published rates. Users report per-user costs ranging from $3-12 monthly, but also significant year-over-year increases (25%+ reported). This creates budget uncertainty and makes cost comparison difficult for smaller organizations.

Complex Portal Navigation

Users report that the management portal can be overwhelming with many similar features, making it difficult to find specific functions when needed.

Potential Productivity Impact

Some users experience missed emails and difficulties with email retrieval, requiring regular checking of quarantine which can impact productivity.

Feature Comparison

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Frequently Asked Questions

Getting Started

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Platform Information

OpenMSP is currently community-supported. We focus on providing value to the MSP community first. Any future monetization will keep the core platform free for MSPs while maintaining our independence and commitment to unbiased information.
We focus exclusively on MSP needs with transparent vendor information and open-source alternatives. No vendor partnerships or sponsored listings - just honest, community-driven information to help MSPs make better technology decisions. Our biggest value is our community where MSPs help each other with questions, setup guidance, and sharing real-world experiences.
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OpenMSP was founded by Michael Assraf, who has extensive experience in the MSP industry and product leadership. As the former CEO & Founder of Vicarius, Michael grew a startup from $0 to $9M ARR with 500+ customers and deep experience working with MSPs, partners, and fundraising. OpenMSP represents his commitment to empowering the MSP community through better technology decisions and cost optimization.

Open-Source Tools & Alternatives

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