Best Darktrace Antigena Email Alternatives ranked by AI · updated Aug 2026

Darktrace Email is an enterprise email security service for detecting phishing, business email compromise, malware, and account takeover. It uses behavioral analysis and automated response to identify attacks that bypass conventional signature-based filters; it was formerly known as Antigena Email.

Developer: Darktrace Price: Contact sales 🎯 darktrace.com/products/email

🔒 Email Security cybersecurity phishing protection business email compromise

Top 6 Darktrace Antigena Email alternatives

Proofpoint Email Protection

💡 Pick it for mature enterprise email protection, threat intelligence, and post-delivery remediation.

Proofpoint Email Protection provides advanced threat protection for email, including anti-spam, anti-phishing, and data loss prevention.

Pros

Strong threat intelligence
Integration with other security solutions

Cons

Higher cost for organizations with large email volumes

Custom pricing

Alternatives to Proofpoint Email P... →

Microsoft Defender for Office 365

Microsoft

💡 Pick it if your organization runs Microsoft 365 and wants native protection without a separate gateway.

Microsoft Defender for Office 365 is a cloud email security service for Microsoft 365 organizations. It adds anti-spam, anti-malware, phishing protection, Safe...

Pros

Deep integration with Exchange Online, Outlook, and Microsoft 365 administration
Includes strong phishing investigation and automated response features
Usually more cost-effective for organizations already licensed for Microsoft 365

Cons

Less suitable for organizations not using Microsoft 365
Administration is more complex than dedicated gateway filters
Some advanced protections require higher-priced plans

From $2/user/mo

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Mimecast Email Security

💡 Pick it when you also need email continuity, archiving, and security in one platform.

Mimecast Email Security offers email protection against advanced threats, spam, and data leaks, with continuity features for email availability.

Pros

Robust threat protection
Email continuity features

Cons

Complex setup process for some users

Contact for pricing

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Abnormal Security

💡 Pick it for specialized behavioral defense against BEC, account takeover, and social engineering.

Abnormal Security is a cloud email security platform for organizations that need protection from business email compromise, account takeover, and sophisticated social...

Pros

Excellent behavioral detection for highly targeted BEC attacks
Usually requires less rule maintenance than signature-heavy gateways
Covers account takeover and other human-layer threats

Cons

Quote-based pricing can be costly for smaller teams
Less focused than Proofpoint on traditional secure email gateway controls
Behavioral models may need tuning in unusual communication environments

N/A

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Barracuda Email Protection

Barracuda Networks

💡 Pick it for a broad, channel-friendly suite covering email security, backup, archiving, and awareness.

Barracuda Email Protection is a cloud service for filtering spam, malware, phishing, and impersonation threats in business email. It also provides email...

Pros

Combines gateway filtering with continuity and archiving options
Supports Microsoft 365, Google Workspace, and other mail environments
Provides approachable administration for many SMB and mid-market teams

Cons

Advanced features are split across product packages
Threat investigation is less unified than Microsoft-native protection
Pricing generally requires a reseller or sales quote

Quote-based

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Cisco Secure Email

Cisco

💡 Pick it if you already use Cisco security products or need detailed controls for hybrid email infrastructure.

Cisco Secure Email is an enterprise email security service for blocking spam, malware, phishing, and data-exfiltration attempts. It combines reputation filtering, advanced...