Fortress SMTP Email Firewall

Stopping Email-Based Threats at the Telecom Edge

Email remains one of the most exploited attack vectors across telecom and enterprise networks. From phishing attempts and malware attachments to identity spoofing, SMTP vulnerabilities pose a serious risk to both infrastructure and customers.

Fortress SMTP Email Firewall delivers carrier-grade email protection, purpose-built for telco environments. Whether protecting internal operator accounts or securing enterprise messaging services, Fortress detects and blocks advanced email threats in real-time.

Core Protection Features

Phishing & Malware Protection

Filters malicious links, infected attachments, and suspicious payloads before they reach inboxes.

Sender Identity Authentication

Enforces SPF, DKIM, and DMARC protocols to stop spoofed or impersonated senders.

Carrier-Scale Throughput

Designed to handle large-scale messaging volumes with no delay or degradation.

Real-Time Threat Intelligence

Integrates global databases for up-to-date detection of emerging campaigns and known bad actors.

Full Regulatory Compliance

Supports data privacy and anti-phishing mandates for telecom-grade email security.

Secure Enterprise Messaging at the Source

Fortress SMTP Email Firewall helps operators and their customers stay ahead of email-borne threats — protecting trust, uptime, and compliance.
Contact us today to secure your SMTP environment.