SuniArchiver was listed as Sunitech's email-archiving service, but sunitech.ch/archiver now redirects to the general homepage with no distinct product description, so its scope needs direct vendor confirmation.
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Email Security
Email remains the primary attack vector for phishing, malware distribution, and business email compromise, making robust email security a non-negotiable requirement for every organization.
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How to choose email security tools
Email-security tools reduce phishing, malware, impersonation and data-loss risk across inbound, outbound and internal messaging.
What belongs in this category: A product belongs here when protecting mail flow, identities or message content is a primary security function.
Who uses these tools
- Security operations teams
- Messaging and identity administrators
- Risk and compliance teams
Capabilities to compare
- Threat detection and attachment or URL analysis
- Domain authentication and impersonation controls
- Investigation, quarantine and response
Operating considerations
- Mail-platform integration and message flow
- False-positive handling and user reporting
- Retention, privacy and response automation
Selection checklist
- Test known benign and simulated malicious messages through the real mail path.
- Measure analyst and user effort for release, reporting and investigation.
- Validate SPF, DKIM and DMARC changes with rollback and external monitoring.
Typical use cases
- Business-email-compromise prevention
- Malicious attachment and URL analysis
- Domain spoofing and DMARC enforcement
Trade-offs to model
- Stricter controls reduce exposure while increasing delivery and false-positive risk.
- API-based protection deploys quickly but may see messages after delivery.
- Gateway inspection controls mail flow while adding routing and availability dependencies.
Common mistakes
- Evaluating detection without the quarantine and response workflow
- Enforcing DMARC before inventorying legitimate senders
- Ignoring internal and compromised-account message scenarios
Open the Proofpoint profile →Explore cybersecurity →Review the security methodology →
Decision resources
Continue the technical evaluation
Use the resources that match your decision stage. Profile data and linked sources were refreshed through October 3, 2026.
Profiles to include in the shortlist
ProofpointProofpoint provides email protection products for detecting and managing malicious messages and related risks.→1 result in Email Security
| Compare | Tool and summary | Category | Deployment | Source model |
|---|---|---|---|---|
 SuniArchiverSuniArchiver was listed as Sunitech's email-archiving service, but sunitech.ch/archiver now redirects to the general homepage with no distinct product description, so its scope needs direct vendor confirmation. | Email Security | Web | Other license |
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