Best Secure Email Gateway Software - Page 4

How Many Secure Email Gateway Software Products Does G2 Track?

Total Products under this Category: 65

Category Stats (Jul 2026)

  • Average Rating: 4.44/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Paubox (+0.08%) - Among all products in this category, Paubox recorded the largest rating increase compared to last month

Last updated: July 07, 2026

How Does G2 Rank Secure Email Gateway Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 3,300+ Authentic Reviews
  • 65+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

Product Description

EG-Platform is the world's first email security solution that fully complies with the ITU-T X.1236 international security standard, recommended by Gartner, Rapid7, and ITSCC. Multi-AI Protection: Safe

Product Description

Secure email suite that protects email from spam, viruses, and malware. ExchangeDefender relies on a multithreaded virus detection system to get the fastest response to new in-the-wild viruses.

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Product Description

Glasswall's unique, patented deep-file inspection, remediation and sanitisation technology (d-FIRSTTM) ensures that daily security risks organisations face from unknown malware are entirely neutralise

Product Description

inDefend is a comprehensive solution that helps to detect various types of insider threats and also prevent the leakage of sensitive data through various communication channels on endpoints. This so

Product Description

A modular software platform that simplifies an organization’s day to day infrastructure by covering all digital connectivity and communication needs. iNODE platform embraces all the basic network app

Product Description

Every day Mailboxes and servers are subjects to phishing, spam, ransomware, viruses and malware attacks. JANUSMAIL is a new concept product, the result of 20 years of experience in the electronic mail

Product Description

Kaspersky Security for Mail Server (KSMS) provides trusted and secure corporate email exchange, countering spam, email-borne infections, all forms of phishing, business email compromise (BEC), QR code

Product Description

KeepKnown is an allow-list email filter for Gmail, Outlook, and Microsoft 365. It automatically filters unknown senders out of your inbox without deleting them, ensuring you only see emails from peopl

Product Description

MailArmor.ai is an AI-powered email security platform for SMBs in India. It integrates with Microsoft 365 in 5 minutes, complies with CERT-In & DPDP, and protects against phishing, malware, and BE

Product Description

MailHippo empowers users to start sending and receiving fully-encrypted emails and fillable, signable HIPAA compliant forms within minutes. Designed for ease of use, MailHippo works with any email pro

Product Description

MailRoute is a secure, hosted email filtering service that you can have up and running in minutes without any hardware or software to install.

Product Description

Mail Shield is a fully-managed email security gateway that sits between the internet and your mail server, inspecting every inbound and outbound message before it is delivered. It blocks phishing, spe

Product Description

OPSWAT MetaDefender Email Security provides key capabilities to advance organizations' email security posture to the maximum. Our goal is to protect organizations from email-initiated cyber attacks.

Product Description

A Powerful, On-Premise Email Security Gateway modusGate is a multi-layer anti-spam email filtering gateway harnessing 2 decades of experience. It incorporates state of the art AI through a real-time

Product Description

Secure your business with total messaging control. PineApp Mail Secure stops the majority of malicious email threats at your network's perimeter while simultaneously providing a range of additional op

Lauren Worth
LW
Researched and written by Lauren Worth
Updated October 3, 2024