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Compare Email Security

Data valid as of August 23, 2019

See how Cisco Email Security stacks up against competitors. 

Cisco Email Security

Proofpoint Email Protection

Microsoft Exchange Online Protection (E3 – E5)

Mimecast Email Security with Targeted Threat Protection

FireEye Email Security

Symantec Email Security

Barracuda Spam Firewall

Expand all

Threat intelligence and response

Talos: Access to the world's largest threat database at no additional fee
External threat feeds (STIX and TAXII)LimitedOnly with on-premises TRAP.STIX and TAXII not available for customer implementation.LimitedOnly if SEG is licensed to participate in Integrated Cyber Defense Exchange.
Only with on-premises TRAP.STIX and TAXII not available for customer implementation. Only if SEG is licensed to participate in Integrated Cyber Defense Exchange.
Cross-enterprise threat investigation and responseLimitedCross-enterprise investigation requires on-premises TRAP and partner integration.LimitedOnly for cloud-based forensics available with E5 licensing.LimitedSymantec Deep Insight is a separate subscription service with restrictions on usage: https://www.symantec.com/content/dam/symantec/docs/data-sheets/deepsight-intelligence-overview-en.pdf.LimitedCustomers must purchase Barracuda Sentinel and Barracuda PhishLine.
Cross-enterprise investigation requires on-premises TRAP and partner integration.Only for cloud-based forensics available with E5 licensing. Symantec Deep Insight is a separate subscription service with restrictions on usage: https://www.symantec.com/content/dam/symantec/docs/data-sheets/deepsight-intelligence-overview-en.pdf.Customers must purchase Barracuda Sentinel and Barracuda PhishLine.

Phishing protection

Advanced phishing protection
Domain protection LimitedEmail Fraud Protection does not offer the same level of service.
Email Fraud Protection does not offer the same level of service.
Web interaction tracking
Scanning URLs in attachments LimitedNo scanning for non-MS documents.
No scanning for non-MS documents.
Shortened URL scanning
Anti-phishing, malicious URL detection, and AMP (in base offering)

Email authentication

DMARC, DKIM, and SPF analysis
Sender domain reputation filtering Symantec only offers Ironport HAT-like functionality.
Symantec only offers Ironport HAT-like functionality.
DNS-based authentication of named entities (DANE)

Deep file analysis

File retrospection
Retrospective message remediation in a cloud-based service LimitedOnly with on-premises TRAP.Malicious messages that have been delivered will not be automatically removed from inbox, see https://community.mimecast.com/docs/DOC-3152.
Only with on-premises TRAP. Malicious messages that have been delivered will not be automatically removed from inbox, see https://community.mimecast.com/docs/DOC-3152.
Macro and file-type filtering

Outbound protection

Data loss prevention policy solution integrated into email gateway LimitedNo DLP templates, only REGEX.
No DLP templates, only REGEX.
Sender control of encrypted envelopes via sender portal

Cloud infrastructure

Dedicated cloud instance service per customer with dedicated IP addresses
Redundant secure email gateways in different data centers for each customer