Best Proofpoint Email Fraud Defense Alternatives ranked by AI · updated Aug 2026

Proofpoint Email Fraud Defense protects organizations against business email compromise, impersonation, and supplier fraud. It combines email authentication, identity analysis, and machine learning to detect deceptive messages targeting employees and partners.

Developer: Proofpoint Price: N/A 🎯 proofpoint.com/us/solutions/bec-and-eac-protection

🔒 Email Security Anti-Phishing email authentication business email compromise

Top 6 Proofpoint Email Fraud Defense alternatives

Abnormal Security

💡 Pick it for behavior-based BEC detection with less dependence on manually maintained email rules.

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

Alternatives to Abnormal Security → Visit site

Microsoft Defender for Office 365

Microsoft

💡 Choose it if your organization already runs Microsoft 365 and wants integrated anti-phishing controls.

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

Alternatives to Microsoft Defender... → Visit site

Mimecast

💡 Pick it for a mature email gateway that also covers continuity, archiving, and security awareness.

Mimecast offers email security and archiving solutions with a focus on protecting against advanced threats and ensuring data resilience.

Pros

Advanced threat protection
Data resilience features

Cons

Pricing may vary based on feature set

Contact for pricing

Alternatives to Mimecast →

IRONSCALES

💡 Choose it for automated phishing remediation and a strong employee-reporting workflow at mid-market scale.

IRONSCALES is a cloud email security platform focused on phishing, BEC, malware, and account takeover prevention. It combines machine learning, mailbox-level remediation,...

Pros

Combines automated detection with rapid mailbox remediation
Strong phishing-reporting workflow for employees and security teams
Generally simpler to deploy than traditional secure email gateways

Cons

Less extensive archiving and continuity functionality than Mimecast
Advanced automation may require careful integration and policy tuning
Some enterprise reporting features are package-dependent

N/A

Alternatives to IRONSCALES → Visit site

Barracuda Email Protection

Barracuda Networks

💡 Pick it for broad email gateway protection plus optional continuity, archiving, and outbound controls.

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

Alternatives to Barracuda Email Pr... → Visit site

Cloudflare Area 1 Email Security

Cloudflare

💡 Choose it for cloud-native phishing defense that complements existing Microsoft 365 or Google Workspace security.

Cloudflare Area 1 Email Security detects phishing, malware, and business email compromise before messages reach users. It uses threat intelligence, link and...