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Best Check Point Harmony Email & Collaboration Alternatives ranked by AI · updated Aug 2026

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Check Point Harmony Email & Collaboration protects Microsoft 365 and other cloud collaboration environments from phishing, malware, account takeover, and malicious file sharing. It uses threat intelligence, inline inspection, and automated remediation across email and collaboration applications.

Developer: Check Point Software Technologies Price: N/A 🎯 checkpoint.com
🔒 Email Security Cloud Security Anti-Phishing enterprise security threat detection

Top 6 Check Point Harmony Email & Collaboration alternatives

1 Vade for Microsoft 365 logo

Vade for Microsoft 365

Vade, a Hornetsecurity company

Vade for Microsoft 365 is a cloud-based email security service that protects Microsoft 365 mailboxes from phishing, malware, spam, and business email...

Pros

  • Built specifically for Microsoft 365 mailboxes and deployment workflows
  • Provides automated post-delivery threat remediation
  • Adds phishing protection beyond Microsoft 365's native controls

Cons

  • Requires a Microsoft 365 environment rather than serving as a general-purpose mail gateway
  • Pricing is typically quote-based and partner-led
  • Advanced investigation features are less extensive than some enterprise-focused platforms

N/A

Alternatives to Vade for Microsoft... → Visit site
2 Proofpoint Advanced Threat Protection logo

Proofpoint Advanced Threat Protection

Proofpoint

Proofpoint Advanced Threat Protection is an enterprise email-security service that detects and blocks phishing, malware, ransomware, and other targeted attacks. It is...

Pros

  • Strong detection of targeted phishing and business email compromise
  • Combines URL defense, attachment analysis, and post-delivery remediation
  • Integrates with major enterprise email environments

Cons

  • Typically more expensive than cloud-native email-security services
  • Deployment and policy tuning can require specialized security expertise
  • Some advanced capabilities require additional Proofpoint modules

N/A

Alternatives to Proofpoint Advance... → Visit site
3

Mimecast Email Security

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

Alternatives to Mimecast Email Sec... →
4

Sophos Email

Sophos

Sophos Email is a cloud-managed email security service for businesses using Microsoft 365, Google Workspace, or hosted mail infrastructure. It provides anti-spam,...

Pros

  • Simpler deployment and maintenance than self-hosted Rspamd
  • Strong integration with Sophos Central and broader security products
  • Provides managed anti-phishing and impersonation controls

Cons

  • Less flexible than Rspamd for custom rules and local processing
  • Requires a commercial subscription and vendor dependency
  • Advanced controls may depend on plan or ecosystem integration

Custom quote

Alternatives to Sophos Email → Visit site
5

Microsoft Defender for Office 365

Microsoft

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
6

Barracuda Email Protection

Barracuda Networks

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

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