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Top Rated Secure Email Gateway Software with Free trial - Page 2

Last updated: September 2026

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37 software options

MailHippo logo
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HIPAA compliant email management platform

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MailHippo is the easiest way to securely send and receive sensitive information and attachments by email. All 100% HIPAA Compliant.

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inDefend logo

Enterprises, SMEs & Startups

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inDefend Advanced is an all-in-one cybersecurity, insider threat management, and employee monitoring solution that empowers organizations to secure their sensitive data, enhance workforce productivity, and comply with global security regulations.

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SendGuard for Outlook logo

Governance, Risk & Compliance Solution for Outbound Emails

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SendGuard for Outlook prevents accidental data loss caused by misdirected emails and mis-attached files.

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Brightsquid logo

Cloud-based patient engagement software

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Brightsquid is a cloud-based patient engagement software that helps businesses monitor privacy compliance, prevent online breaches, and block cyber attacks such as ransomware or phishing.

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Camms GRC logo

Cloud-based GRC platform for risk and assurance.

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Camms (GRC) is a cloud-based governance, risk, and compliance (GRC) solution that helps businesses in healthcare, manufacturing, construction, and other industries manage workplace health, internal and external audits, third-party risks, and more. The platform offers a suite of tailored solutions to address an organization's priorities. This includes integrated risk management, cyber and IT risk management, compliance management, social and governance (ESG) planning, and more.

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Area 1 logo
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Secure email gateway and anti-spam software

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Area 1 Horizon is a network security management software designed to help businesses protect systems against phishing attacks across various traffic sources including emails, web pages, and networks. The platform enables administrators to receive notifications about blocked phishing campaigns on a unified interface.

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Kiteworks logo

Content Governance, Compliance, and Protection

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Protect privacy and ensure compliance of all sensitive content sent via email, file share, automated file transfer, APIs, and web forms - with one platform.

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RMail logo

RMail®, track, prove, encrypt, e-sign, certify, all-in-one.

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RMail® is the e-security platform by RPost®. RMail specializes in elegantly easy to use email encryption for privacy and compliance, e-signatures, legal e-delivery proof, secure file sharing, email impostor protection, and AI-infused services to prevent data leaks and human e-security errors.

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Xcitium Endpoint Detection & Resonse logo

Gain full context of a ransomware attack

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Xcitium's Endpoint Detection and Response (EDR) platform, also referred to within the cybersecurity industry as Endpoint Detection and Threat Response (EDTR), represents an advanced endpoint solution designed for the continuous monitoring of endpoint devices. This solution aims to detect and respond effectively to a wide array of major threats, including but not limited to malware and ransomware.

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FactorX.ai logo
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AI-powered email security for modern threats

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FactorX.ai is an AI-native email security platform designed for Microsoft 365 and Gmail. It uses real-time threat detection and behavioral AI to stop phishing, malware, BEC, and ransomware.

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MXGuardian logo

The Experts in Email Security

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Cloud-based email spam and malware filtering service that protects your business from phishing attacks, viruses, spam, ransomware and other email threats.

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Agari Secure Email Cloud logo
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Email security and cybersecurity software

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Agari Secure Email Cloud is an email security and cybersecurity software that helps businesses in finance, healthcare, retail, legal, and IT industry segments identify and prevent spear phishing, account takeovers, and email compromise-based attacks. With the incident response functionality, staff members can prioritize tasks and conduct attachments, URLs, and sender forensics-based investigations.

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