ESET® MAIL SECURITY FOR LINUX / FREEBSD

Complete protection for Linux / FreeBSD mail server

110m+
users worldwide

400k+
business customers

200+
countries & territories

13
global R&D centers

ESET Mail Security for Linux / FreeBSD

Safeguard your email with simple set-and-forget protection against malware and spam. Benefit from:

Checkmark icon

Comprehensive mail server protection and antispam

Checkmark icon

Low system demands conserve resources

Checkmark icon

Compatibility with ESET Security Management Center


Anti-malware & Antispam

Scans all inbound and outbound POP3, SMTP and IMAP traffic. Filters out email-borne threats, including spyware at the gateway level. Stops spam and phishing messages with high interception rates. ESETS_SMTP module runs independent of the Mail Transport Agent (MTA). Improved antispam engine with an option to define threshold levels with great precision.

Remote management

Compatible with ESET Security Management Center which provides a perfect “look & see” overview of the network security status from a single pane of glass. Gives you the option to schedule on-demand scans, actions and security tasks. Allows you to customize log details and modify reports and notifications to help you monitor compliance with company security standards.

Smooth operation

Features content filters for Postfix, Sendmail, Qmail, Exim, Zmailer, and others. Smoothly integrates in the Novell Groupwise environment. Ready for integration with Zarafa collaborative software. Set-and-forget functionality. Powered by advanced ESET LiveGrid® technology, combining speed, accuracy and minimal system impact.

Honda logo

protected by ESET since 2011
license prolonged 3x, enlarged 2x

Allianz Suisse logo

protected by ESET since 2016
more than 4,000 mailboxes

Canon logo

protected by ESET since 2016
more than 14,000 endpoints

T-Com logo

ISP security partner since 2008
2 million customer base

ESET MAIL SECURITY FOR LINUX / FREEBSD

Make an enquiry

Leave us your contact details to receive an offer tailored for your company´s needs.

Try before you buy

Why not download a free trial license with absolutely no commitment on your side.

System Requirements

ESET Mail Security is also available for

Microsoft Exchange logo
IBM Domino logo
Kerio logo

Looking for the complete security of your network?

Related bundled solutions

ESET Secure Business solution icon

ESET Secure Business

  • Security Management Center
  • Endpoint Security
  • File Server Security
  • Mail Security
ESET Endpoint Protection Advanced solution icon

ESET Endpoint Protection Advanced

  • Security Management Center
  • Endpoint Protection Platform

Related products and services

Stay on top of cybersecurity news

Brought to you by awarded and recognized security researchers from ESET's 13 global R&D centers.

Corporate blog

ESET Veteran Stephen Cobb Receives Prestigious CompTIA Award

Stephen Cobb, Senior Security Researcher at ESET and one of the world’s leading voices in cybersecurity, will receive a prestigious Computing Technology Industry Association (CompTIA) Award.

Safer Internet Day 2019: Working together with your children for a better online experience

Safer Internet Day has grown to become one of the landmark events in the online safety calendar. And this year’s theme, ‘Together for a better internet’, encapsulates a lot of the discussion we are...

See more

We Live Security blog

Cyber-extortionists take aim at lucrative targets

A new report shines some light on multiple aspects of the growing threat of cyber-extortion

Week in security with Tony Anscombe

Head of the AI/ML Team at ESET, Juraj Jánošík, looks at machine learning and cybersecurity and considers whether it is a step toward a safer world or a step closer to the brink of chaos

Are you an existing customer?

Download and reinstall

Re-download your ESET software and have your license key ready to activate it.

Business license white icon

Manage licenses

ESET Business Account is a license management platform and entry point to ESET cloud services.

Need assistance?

All ESET products come with free technical support in your language.