Best SSH Secure Messaging 2024 Alternatives & Competitors in 2026

Fortinet FortiMail Email Security

AI-powered email security platform protecting against phishing, BEC, and ATO

Hornetsecurity 365 Total Protection

Comprehensive M365 security suite with email protection, backup, and compliance

Mimecast Advanced Email Security

Email security platform protecting M365 & Google Workspace from threats

Zivver Secure Business Email

All-in-one email security platform for threat protection and compliance

Trustifi AI Powered Email Security

AI-powered email security platform for threat detection and compliance

Proofpoint Threat Protection

Email security platform with AI-based threat detection and DLP capabilities

Material Security Email Security

Cloud workspace security platform for email, files, and account protection

Comodo Secure Email Gateway

Cloud-based email gateway with spam filtering, anti-phishing, and containment

Fortra Email Security & Anti-Phishing

Email security platform protecting against phishing, BEC, and data loss

VIPRE Integrated Email Security (IES)

Email security platform for Microsoft 365 with AI-based threat detection

Egress Intelligent Email Security

Cloud email security platform for inbound/outbound threat detection & DLP

dmarcian DMARC Management Platform

DMARC management platform for email authentication and domain protection

Vircom Email Security

Email security platform enhanced with multi-tenant mgmt & automation tools

SmarterTools SmarterMail

Email server with antispam, antivirus, and security features for Linux/Windows

Mailinblack U-Cyber 360°

Comprehensive email security & human risk mgmt platform with AI-powered protection

Abnormal Security Cloud-based email security platform

AI-powered email security platform protecting against phishing, BEC, and ATO

BLOKWORX SCUD + CDR

Cloud-native API-based email & collaboration security with CDR for SaaS.

Discern for Mimecast

AI-driven platform to optimize, assess, and automate Mimecast email security controls.

MailChannels cPanel Plugin

cPanel/WHM plugin for provisioning MailChannels email security for hosting customers.

SourcetekIT Email Security Service

Managed email security service for Office 365 using Cisco's platform.

Upfort

Unified AI-powered cybersecurity & cyber insurance platform for SMBs.

AI-Powered Email Security & DMARC Protection

AI-powered DMARC monitoring and email authentication security platform

Cisco Secure Email Threat Defense

Email threat protection for Microsoft 365 with advanced detection capabilities

Microsoft Defender for Office 365

Email and collaboration security for Microsoft 365 environments

Cloudflare Cloud Email Security

Cloudflare Cloud Email Security is a cloud-based email protection service that safeguards organizations against phishing, malware, spam, and other email-borne threats through integrated threat detection and prevention capabilities.

Cellopoint Cloud Email Security Solution

Cloud-based email security platform protecting against phishing, ransomware, BEC

INKY Behavioral Email Security Platform

Behavioral email security platform protecting inbound, outbound, and internal mail

Sophos Email

Email security platform with phishing/BEC protection and MDR/XDR integration

Hornetsecurity Advanced Threat Protection

AI-powered email security platform protecting against advanced threats

odix FileWallTM for Microsoft 365

File-based threat protection for Microsoft 365 using CDR technology

SorbSecurity Cloud Email Security

Cloud-based email security platform protecting against phishing & ransomware

GreatHorn Email Security

Cloud-native email security platform for phishing detection and response

MDaemon Technologies SecurityGateway

Email security gateway protecting against spam, phishing, viruses & data leaks

Mesh Gateway

Email security gateway protecting against phishing, BEC, and email-borne threats

MX Layer Email Security

Cloud-based email security platform with AI-powered threat detection

Red Sift OnDMARC

Email authentication platform implementing DMARC, SPF, DKIM, and BIMI protocols

Trend Micro Trend Vision One™

AI-powered email and collaboration security platform for threat detection

AnubisNetworks Email Security

Email security platform protecting against fraud, malware, and spam threats

ESET Cloud Office Security

Cloud email security for Microsoft 365 and Google Workspace applications

TitanHQ SpamTitan

Email security platform blocking spam, phishing, malware, and viruses

Bitdefender GravityZone Extended Email Security

Cloud-native email security platform with SEG and API-based protection

Broadcom Symantec Email Security

Enterprise email security platform for cloud and on-premise deployments

Darktrace Email Security

AI-powered email security platform detecting threats across email and messaging

OPSWAT MetaDefender Email Security

Email security platform protecting against phishing, malware, and exploits

TitanHQ Cybersecurity Bundles

Bundled cybersecurity solutions for MSPs and end users with email protection

MX Layer Outbound Email Filtering

Outbound email filtering platform for spam prevention and IP reputation mgmt

MX Layer Email Compliance

Email compliance and archiving solution with DLP and threat protection

VIPRE Email Archiving

Cloud-based email archiving solution for compliance and e-discovery