Defend against sophisticated email and collaboration attacks

Protect critical data and accelerate response to insider threats.

Proactively support regulatory and corporate standards.

Identify human risk and drive behavior change.

Discover, govern, and secure AI agents before they cause a data breach.

Transform your approach to human risk management.

Secure your organization with AI-powered solutions.

Address all forms of insider threats.

Simplify data management with real-time insights.

Re-envision security awareness with human risk signals.

Allow employees to collaborate securely.

Protect your brand and reputation.

Ensure email works and data is never lost.

Next-generation protection for human risk in the age of AI.

Data Governance, Compliance & Insights

Proactively support regulatory and corporate standards with AI-driven data archiving, management, and investigation tools.

Put an end to non-compliant collaboration

  • Complex
  • Time-consuming
  • Burdensome

Gartner® Magic Quadrant™: Mimecast named a Leader

Mimecast is recognized for its Completeness of Vision and Ability to Execute in the 2025 Digital Communications Governance and Archiving report.

Avoid fines and headache from compliance complexity

Mitigate financial and reputational risks by implementing proactive compliance monitoring and policy controls.

  • Gain visibility into hard-to-see data like private messaging channels and DMs in Slack or Microsoft Teams.
  • Surface policy violations or unauthorized sharing in real time to reduce investigation time.
  • Take swift action to address non-compliance before it escalates.

Speed investigations across your digital estate

Strategic use of AI reduces time to investigate and improve investigation accuracy for security, HR, and legal.

  • Leverage one investigation workflow across all your tools, including collaboration platforms.
  • Perform AI-assisted investigations that utilize context and accurately flag inappropriate content, unethical conduct, and toxic speech.

Ensure resilience and support stakeholders with less hassle

Quickly meet demands to collect and preserve data for litigation without derailing your own priorities.

  • Simply collect data across email and collaboration tools and uncover what you need, fast, with comprehensive data discovery.
  • Reach quick time-to-value with pre-configured policy templates available out of the box.
  • Easily create and manage cases and ensure data integrity to prove chain of custody.

Address data governance & compliance challenges

  • Regulatory compliance

    Control audit readiness and proactively address non-compliance across email and collaboration tools.

  • Internal investigations

    Accelerate incident response and cut forensics costs using industry-leading AI capabilities that make sense of communication in context.

  • Legal hold & eDiscovery

    Preserve collaboration data and reduce time spent supporting stakeholders with legal hold and eDiscovery inquiries.

Trusted by over 42k customers

Mimecast is proud to protect and support 42,000+ organizations globally, helping them keep ahead of the ever-expanding security threat landscape.

The Human Risk Management Platform

To effectively safeguard an organization’s collaboration, a unified platform with integrated protection across all communication channels—email, chat, and file-sharing—is essential. This approach ensures comprehensive threat detection and mitigation, eliminating gaps in security and streamlining operations.