
Email Security Service
GET IN TOUCHStop Email Threats Before They Reach Your Business
Fully managed by Arcadion and powered by Mimecast. Pricing varies based on features, policies, user count, and SOC integration.
Email remains the primary entry point for ransomware, credential theft, business email compromise, and data leakage. Email Security as a Service, powered by Mimecast, delivers a fully managed, always-on protection layer operated by a managed security services provider and integrated into security operations workflows.
This service combines Mimecast’s advanced email security platform with continuous policy engineering, threat analysis, and operational oversight. The result is reduced risk, better visibility, and consistent protection across every mailbox and every user. This is not a one-time deployment. It is a continuously tuned security service that adapts to evolving attack techniques, user behavior, and business requirements.
Request a formal quoteWhat You Get With Email Security as a Service

This service delivers enterprise-grade email protection without requiring internal teams to design, operate, and continuously tune complex email security systems. Architecture, onboarding, policy design, monitoring, investigation, and reporting are all handled as part of a managed operational model. Security outcomes improve because email telemetry is treated as a live security signal, not a static filter.
Fully Managed Security Operations
A dedicated team operates the email security platform end to end, ensuring policies remain effective while minimizing user friction.
- Secure onboarding and configuration aligned to mail flow and risk profile
- Continuous tuning to block threats while reducing false positives
- 24/7 monitoring with optional SOC integration
- Threat investigation, containment guidance, and executive reporting
- Ongoing optimization driven by threat intelligence and user behavior
Powered by the Mimecast Email Security Platform
Multi-layer protection is applied across inbound, outbound, and internal email traffic. Capabilities are managed as a unified security service rather than disconnected features.
Advanced Threat Protection for Email
Modern attacks often bypass basic mailbox security through impersonation, social engineering, and adaptive phishing. Advanced detection focuses on intent, behavior, and context rather than signatures alone.
Key capabilities include:
- Spam and bulk mail suppression using reputation analysis
- Phishing and spear-phishing prevention with behavioral inspection
- Executive and vendor impersonation protection
- Domain and display name similarity detection
- Header anomaly and sender authentication analysis
- Machine-learning classification that evolves with threat patterns
Security Visibility, Reporting, and Audit Readiness

Security leaders require measurable insight into risk reduction and exposure trends. Reporting translates technical activity into actionable intelligence.
What to expect:
- Threat trends by category, severity, and department
- Targeted user risk analysis with mitigation guidance
- Phishing and impersonation campaign summaries
- Policy tuning history and false positive reduction metrics
- Compliance-oriented logs and investigation evidence
- Quarterly posture reviews and roadmap planning
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SCHEDULE A CONSULTATIONSOC Integration

Email security delivers greater value when correlated with endpoint, identity, and cloud signals. Telemetry can be integrated into SOC workflows to accelerate detection and response.
SOC-aligned outcomes include:
- Severity-based alert triage and escalation
- Correlation with endpoint and identity signals
- Rapid containment guidance and indicator blocking
- Phishing response workflows and user remediation
- Root cause analysis and executive reporting
How the Service Is Delivered
A structured lifecycle keeps the platform aligned with business needs and the evolving threat landscape.
PHASE 1
Assessment and Design
- Review of mail flow, domains, users, and controls
- Threat profile analysis and policy baseline definition
- Continuity and compliance requirement mapping
PHASE 2
Implementation and Cutover
- Platform configuration and routing alignment
- Policy creation for phishing, impersonation, malware, and DLP
- Initial tuning period to balance security and usability
PHASE 3
Operate and Improve
- Continuous monitoring and policy optimization
- Governance and reporting reviews
- Incident response support and SOC integration
Who This Is For
- Organizations using Microsoft 365, Google Workspace, or hybrid email platforms
- Businesses seeking enterprise-grade email security without internal overhead
- Teams facing phishing, fraud, ransomware, or compliance risk
Key Benefits
- Reduced email-borne cyber risk
- Protection against impersonation and account compromise
- Lower operational burden through full management
- Improved resilience, visibility, and compliance posture
Talk to Arcadion About Email Security as a Service
Email is business-critical infrastructure and deserves dedicated security engineering and continuous oversight. Email Security as a Service provides advanced protection, operational resilience, and actionable intelligence that fits directly into a broader SOC strategy.