Mail security

Malware and antivirus software

Mail security

Mail security

Additional layer of security to stop threats from ever reaching users in the network. Designed to protect email communication, the most vulnerable vector.

ESET Mail Security

Advanced protection for MS Exchange and IBM servers

Endpoint protection

Endpoint protection platform (EPP) is a security solution deployed on company devices to prevent cyber attacks, detect malicious activity, and provide instant remediation capabilities.

ESET Endpoint Security 

Multilayered protection across all platforms


Why do customers appreciate our mail security solution?


ESET features a true 64-bit product that allows for clustering to ensure that speed is never a concern for organizations of any size.

Proprietary technology

ESET Mail Security solutions use in-house developed anti-spam, anti-phishing and host server protection, combining machine learning, big data and human expertise into one award-winning mail security platform.

Business continuity

Helps eliminate unsolicited emails and targeted attacks, allowing employees to focus on their job and ensure business continuity.

Common use cases

Worried about


Ransomware tends to enter unsuspecting users’ mailboxes through email.

Worried about


Users are constantly targeted via phishing campaigns that may contain other malicious components.

Worried about


A single user will not be efficient due to having to sift through whether emails are legitimate or not.

What makes our solution a perfect fit for your needs?

Mail security

ESET Mail Security

Provides an additional layer of security to organizations who want to stop threats from ever reaching their users – thanks to:

  • Anti-spam
  • Anti-phishing
  • Anti-malware
  • Optional Cloud Sandbox analysis
  • Comprehensive mail server protection
  • Protection of the host server
See interactive demo or start a free trial

Explore ESET Mail Security features


Now using an enhanced, award-winning engine with improved performance, this essential component filters all spam emails and keeps user mailboxes free of unsolicited or undesired messages.


Our second layer of protection built into ESET Mail Security provides detection of suspicious or malicious attachments to prevent users from being infected.


Prevents users from accessing web pages that are known to be phishing sites. Email messages can contain links that lead to phishing web pages. Such emails are filtered.


ESET’s comprehensive rule system allows administrators to manually define email filtering conditions and actions to take with the filtered emails.

Hybrid Office 365 scanning

Supports businesses who utilize Microsoft Exchange in a hybrid setup.

Web-based quarantine

Emails are automatically provided to users about their spam emails that were quarantined.

System requirements and license information


  • Operating systems:
    Microsoft Windows Server 2019, 2016, 2012 R2, 2012, 2008 R2, 2008 SP2
    Microsoft Small Business Server 2011
  • Mail Servers:
    Microsoft Exchange Server 2019, 2016, 2013, 2010, 2007
  • Compatible with ESET PROTECT console.

ESET Mail Security for IBM Domino

  • Operating systems:
    Microsoft Windows Server 2019, 2016, 2012 R2, 2012, 2008 R2, 2008 SP2
    IBM Domino 6.5.4 and newer
    HCL Domino 11
  • Compatible with ESET PROTECT console.

 Explore ESET's cloud security solution

Is your organization heavily relying on Microsoft 365 cloud applications Exchange Online, OneDrive, SharePoint Online or Teams? Learn about ESET's solution providing advanced protection against spam, phishing or malware infiltrations into cloud email, collaboration and storage.

Try before you buy

Try out the ESET PROTECT platform in action

  • One click access to interactive Demo
  • No installation needed
  • Cloud Management in full force
ESET Cloud Administrator image

Full 30-day free trial

  • Create an account and try full license, no commitment
  • Install and deploy our protection solutions
  • Experience light footprint on your systems

Committed to the highest industry standards

Respected by industry analysts

Learn more

AV Comparatives Real World Protection JUN 2020

Awarded in independent tests

See test results

ESET Endpoint Security is a leader in Small-Business Endpoint Protection Suites on G2

Appreciated by customers worldwide

Read full reviews

Purchase your mail security solution today

ESET's mail security is available in the following solutions

Multilayered email protection with zero-day threat defense.

Mail Security

All included components:
  • Management Console
  • Endpoint Protection
    File Server Security
    Full Disk Encryption
  • Advanced Threat Defense
  • Mail Security
  • Cloud App Protection

Complete, multilayered protection for endpoints, cloud applications & email, the #1 threat vector.

Mail Security

All included components:
  • Management Console
  • Endpoint Protection
  • File Server Security
  • Full Disk Encryption
  • Advanced Threat Defense
  • Mail Security
  • Cloud App Protection

Advanced protection for Microsoft 365 apps, with ultimate zero-day threat defense.

Mail Security for Exchange Online

  • Antispam
  • Anti-Phishing
  • Anti-Malware
  • Advanced Threat Defense New
  • Cloud-Based Console


ESET has over 25 years' experience of helping people to Enjoy Safer Technology. Our software is light on hardware, but hard on malware.

Our Technology

ESET’s award-winning NOD32® Antivirus technology is at the cutting edge of digital security. It’s updated daily to keep you secure.

Free Support

Enjoy your free, industry-leading customer support locally. For technical, sales and marketing enquires dial +65 6296 4268.