Symantec Messaging Gateway Alternatives (January 2026)

Symantec Messaging Gateway protects email against spam, malware, targeted attacks and provides advanced content filtering, data loss prevention, and email encryption.

4.2/5

140+ reviews

Reviewed on:

G2
Trustradius
Gartner
1.
Cybonet | Enterprise email security system
https://www.cybone
.com/

Secure your business with total messaging control. Cybonet stops the majority of malicious email threats at your network's perimeter while simultaneously providing a range of additional options for comprehensive security and messaging control.

2.
Email Security Solutions | Ransomware, Phishing & More | Cloud-Based |
https://contentcatche
.com/

Email Security, Archiving, Encryption, & Awareness Training. Compatible with Office 365. Virus, Phishing, Ransomware & Malware Protection.

3.
Email Security Products 2024 | Fortra's Clearswift Email Security Products and Services
https://emailsecurity.fortr
.com/products/email-security/

The award-winning Clearswift Secure Email Gateway offers an unprecedented level of email security, including cyberattack protection and data loss prevention.

4.
Email Security Solution | FortiMail
https://www.fortine
.com/products/email-security/

Fortinet's Email Security Solutions provides protection for your critical business information. Learn how to send Secure Email Gateways (SEG) with FortiMail.

5.
Advanced Email Security | Mimecast
https://www.mimecas
.com/products/email-security/

Email security is critical for all organizations. Block all email attacks using Mimecast's advanced email security product with targeted threat protection.

7.
EntrustedMail - Email Security
https://www.entrustedmai
.com/

An essential suite of email and web security services for SMB and Enterprise.

8.
Email Protection Services | SilverSky
https://www.silversk
.com/email-protection-services/

Safeguard your network’s most vulnerable system with anti-virus and anti-spam technologies that block malicious software and spam at the gateway.

9.
Edge Secure Web Gateway
https://www.broadco
.com/products/cybersecurity/network/web-protection/proxy-sg-and-advanced-secure-gateway/

High performance on-premises appliances that protect organizations across the web, social media, applications and mobile networks.