STOP TARGETED PHISHING ATTACKS THAT OTHERS MISS

Detect and destroy targeted phishing attacks that bypass native controls in Microsoft 365 and Google Workspace, evade Secure Email Gateways, and slip through legacy tools.

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Download the 2021 Business Email Compromise Report:

Understand the most commonly seen types of BEC attacks and how organizations are responding.

GreatHorn Protects What Native Email Controls Fail to Detect

Based on emails that bypass native email security controls

1 out of every 3,226 emails
received by an executive is a whaling attack
131% annual increase
in executive impersonation attacks targeting users
3.7% of all emails
contain a potentially malicious link
2.2% of all emails
contain a potentially malicious attachment
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The Only Layered Email Security Solution to Detect and Respond to All Sophisticated Email Attacks.

GreatHorn Email Security Platform is an API, cloud-native solution that eliminates risk across Microsoft 365 and Google Workspace. Our platform uses artificial intelligence and machine learning to accurately identify risk areas, threat patterns, and zero-day phishing attacks. GreatHorn offers the only layered approach to email security, preventing social engineering and the 96% of data breaches that use social engineering and email.

AICPA SOC 2 - Type II CertifiedAICPA SOC 3 CertifiedCSA- Cloud Security Alliance
empower end users

Empower End-Users

  • Contextual information for better decisions​
  • ​“Report Phish” with instant notifications​
  • ​Warning pages for suspicious links​
  • ​Customized smart banners based on risk

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Reduce Phishing Response Time​

  • Granular search across the email envelope​
  • Bulk removal without Powershell scripting​
  • Visibility into emerging and zero-day threats​
  • Integration into existing workflows

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reduce phishing response time
automate remediation

Automate Remediation​

  • Out-of-the-box default risk types and automated actions​
  • Real-time visibility
  • One-click policy creation​
  • Analysis prior to inbox delivery

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A Seamless Experience with GreatHorn​
  • Deployment: Be up and running in less than 5 minutes.
  • Policy Configuration: Out-of-the-box default risk types for immediate protection.
  • No Downtime: No changes to mail routing or MX records, so mail always gets to your users.
  • PreAnalysis: Detect and apply automated remediation prior to delivery to an end user’s inbox.
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4.8 out of 5 Overall

“GreatHorn reduces risk of phishing.”

— Information Security Officer in the Finance Industry

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4.8 out of 5 Overall

“Great tool for avoiding fraudulent email. Exceeds capabilities of Gmail & Outlook.”

— IT Accounts Analyst in the Education Industry

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4.8 out of 5 Overall

“GreatHorn perfectly combines power and flexibility with the simplicity of an API solution.”

— Director Of IT in the Services Industry

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“We achieved a 90% reduce in remediation time after implementing GreatHorn”

– Andrew Heard, Director of IT, Desert Mountain Club
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Get Your FREE Email Threat Assessment

Learn what advanced threats are currently getting through your existing email security and into your end users’ mailboxes.