Cisco Secure Email
Enterprise email security gateway with Cisco Talos threat intelligence integration
Enterprise Email GatewayCustom enterprise pricing / per-user licensing
How we work:This listing is aggregated from Cisco Secure Email's official documentation, public pricing pages, community discussions (Reddit, HN, forums), and real user feedback. We do not do hands-on testing. We aggregate and organize what's already out there. Last verified February 2026.
What is Cisco Secure Email?
Cisco Secure Email (formerly Cisco Email Security Appliance / IronPort) is an enterprise email security gateway that provides protection against phishing, malware, ransomware, and business email compromise. As part of Cisco's broader security portfolio, it integrates with Cisco SecureX, Talos threat intelligence, and Cisco's network security products to provide cross-domain threat visibility. Cisco Secure Email is available as a cloud-hosted service or on-premises appliance and is particularly strong in organizations that have standardized on Cisco networking and security infrastructure.
Best for: Cisco-centric enterprises wanting email security that integrates with their existing Cisco networking and security stack
Pros
- ✓ Strong malware detection powered by Cisco Talos threat intelligence
- ✓ Deep integration with Cisco SecureX and broader Cisco security stack
- ✓ Flexible deployment options including on-premises appliance
- ✓ Reliable email gateway with long enterprise track record
- ✓ Graymail management reduces user complaints about bulk email
Cons
- ✗ BEC detection significantly behind Proofpoint and Abnormal Security
- ✗ Administration interface feels dated and complex
- ✗ Innovation pace slower than cloud-native email security vendors
- ✗ Best value only realized within broader Cisco security ecosystem
- ✗ Cloud-native capabilities less mature than born-in-cloud competitors
Key Features
→Advanced malware protection with Talos intelligence
→URL filtering and outbreak detection
→Forged email detection for BEC
→Data loss prevention and encryption
→Cisco SecureX integration for cross-domain visibility
→Graymail management and safe unsubscribe
→Cloud, hybrid, and on-premises deployment
→Threat intelligence from Cisco Talos
Cisco Secure Email Comparisons
Cisco Secure Email vs Abnormal Security→Cisco Secure Email vs Barracuda Email Security→Cisco Secure Email vs Proofpoint→Cisco Secure Email vs IRONSCALES→Cisco Secure Email vs Microsoft Defender for Office 365→Cisco Secure Email vs Mimecast→Cisco Secure Email vs Tessian→Cisco Secure Email vs Trend Micro Email Security→
Quick Info
| Pricing | Custom enterprise pricing / per-user licensing |
| Model | Per-user subscription or appliance license |
| Founded | 1984 |
| Cloud | Yes |
| Self-Hosted | Yes |
Last updated: Feb 20, 2026
Cisco Secure Email Alternatives
View All AlternativesProofpoint
Enterprise email security platform for advanced threat prote...Mimecast
Cloud email security platform with threat protection, archiv...Microsoft Defender for Office 365
Microsoft's native email security for Microsoft 365 with XDR...Abnormal Security
AI-powered email security platform specializing in behaviora...Barracuda Email Security
Email threat protection platform available as gateway applia...
Enterprise email security platform for advanced threat prote...Mimecast
Cloud email security platform with threat protection, archiv...Microsoft Defender for Office 365
Microsoft's native email security for Microsoft 365 with XDR...Abnormal Security
AI-powered email security platform specializing in behaviora...Barracuda Email Security
Email threat protection platform available as gateway applia...