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Secure Email Gateway
Page 2

Online Secure Email Gateway Software - Page 2

Last updated: January 2026

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Features

Third-Party Integrations(19)

AI/Machine Learning(13)

Anti Spam(26)

Anti Virus(24)

Audit Trail(14)

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Free(8)

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Free Trial(28)

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Subscription(27)

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Mac(11)

iPad(6)

Android(6)

Linux(5)

Web-based

iPhone(6)

Windows(17)

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Small Business(35)

Non Profit(16)

Large Enterprises(38)

Public Administrations(14)

Freelancers(22)

Mid Size Business(34)

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39 software options

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Secure Exchanges

4.6

(12)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

Protect data with point-to-point encrypted email exchange

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The fully integrated & easiest secure technology to exchange, retrieve or sign confidential documents up to 2.5G. It doesn't require any change in its users behavior or server migration.

IRONSCALES

4.7

(7)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

We catch the phish that others miss!

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We ensure your inboxes are uncompromised and your team is unburdened.

Fortra's Cloud Email Protection

4.5

(8)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

Defend against advanced phishing attacks.

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With Agari Phishing Defense, users can prevent breach activity at the cloud gateway and proactively protect users from impersonation attacks.

Read more about Fortra's Cloud Email Protection

Users also considered

365 Total Protection

4.8

(4)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

Email security management for Microsoft Office 365

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365 Total Protection is an email security & compliance solution for Microsoft Office 365 with features for tracking emails in real time, handling infomail, blocking spam, filtering for compliance, defending against threats, black & whitelisting, archiving emails, analyzing communications, & more

Sophos Email

4.8

(4)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

Software for managing email encryption and secure networks

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Sophos Email is a cloud-based software designed to help businesses establish secure email networks and ensure protection from malware, intrusion, unauthorized access, and other online threats. The application includes anti-ransomware technology, which enables organizations to stop boot-record and ransomware attacks using behavioral analysis.

modusCloud

4.7

(3)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

Cloud email security, encryption, and archiving

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modusCloud is a cloud email security solution with tools for spam detection, threat monitoring, email archiving, phishing detection, and more. The cloud-based platform offers features including filtering, continuity, encryption, and archiving in order to provide businesses with email protection.

Abnormal AI

5.0

(2)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

A Fundamentally Different Approach to Email Security

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Abnormal provides total protection against the widest range of attacks including phishing, malware, ransomware, social engineering, executive impersonation, supply chain compromise, internal account compromise, spam, and graymail.

Sentry Email Defense Service

5.0

(1)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

Cloud-based email protection platform

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Sentry Email Defense Service (EDS) is a cloud-based platform that helps businesses ensure protection against spam, virus, phishing links, DDoS, ransomware, and various other threats. Features include real-time reporting, encryption, data leakage protection, SMTP logs, and email archiving.

Read more about Sentry Email Defense Service

Users also considered

Clearswift SECURE Email Gateway

3.0

(1)

Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews

Computer security and secure email gateway software

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Clearswift SECURE Email Gateway is a computer security software that helps busiensses manage data encryption, compliance, threat protection, and other operations on a centralized platform. It enables staff members to utilize the inspection engine to disassemble communication and manage data security across zip files and embedded documents.

Read more about Clearswift SECURE Email Gateway

Users also considered

Area 1

(0)

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.

Agari Secure Email Cloud

(0)

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.

Read more about Agari Secure Email Cloud

Users also considered

iQ.Suite aaS

(0)

Enterprise email management & security solution for M365

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iQ.Suite aaS is a cloud-based enterprise email management and security solution for companies using Microsoft 365. It offers a comprehensive set of features including content-driven encryption, insider threat detection, wrong recipient protection, and more. iQ.Suite aaS offers malware and spam detection to minimize risk and secure emails from unauthorized access. Additionally, to ensure company policies are met, this solution can be used to apply business policies to email communications.

Fortra’s DMARC Protection

(0)

Software for protection from spoofing and phishing attacks

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Agari Brand Protection is a simple anti-phishing solution that helps enterprises prevent and recover from email spoofing attacks. Businesses can block phishing attacks with DMARC, SPF, DKIM, and other email authentication services.

Read more about Fortra’s DMARC Protection

Users also considered

FactorX.ai

(0)

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 before they hit the inbox.