Important Security Update

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    Relentless Protection
    Starts Here

    Cyberattacks don’t stop at your email perimeter.
    Your security can’t either.

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    See and stop current threats before they affect your business

    Multi-vector attacks, phishing, BEC, insider threats, and brand impersonation require a pervasive security strategy.

    The Power Of The Mimecast Platform

    Cloud native, fully integrated, and API-enabled.

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    Business Email Compromise

    Stop malware, credential harvesting, and impersonation attacks dead in their tracks.

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    Insider Risk

    Protect internal communication tools and make employees more security savvy.

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    Supply Chain Protection

    Find and neutralize brand impersonation attacks before they’re unleashed.

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    60+ Integrations

    for Automation and Orchestration.


    Trusted by 39,000+ organizations

    Mimecast is proud to support tens of thousands of organizations globally, including over 20,000 who rely on us to secure Microsoft 365.

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