The story of Symantec Mail Security for Microsoft Exchange (SMSMSE) is coming to a close, as the product reached its official End of Life (EOL) on December 31, 2024
. Following Broadcom's acquisition of Symantec's enterprise business, the strategy shifted away from on-server scanning toward cloud and gateway-based security. Broadcom support portal The Final Chapter: EOL and Support
Broadcom officially retired SMSMSE as part of a broader consolidation of its cybersecurity portfolio. Broadcom support portal Support Status December 31, 2024
, Broadcom no longer provides technical support, bug fixes, or security definition updates for SMSMSE. Sales & Renewals : New sales ended on November 1, 2022
, and the final window for existing customers to renew or add capacity closed on October 31, 2023 No On-Premise Successor : Broadcom has explicitly stated there is no direct replacement
for customers wishing to remain on-premise. Their modern alternative is a gateway service rather than an on-server engine. Broadcom support portal Why the Download is Disappearing
While legacy installers (like version 7.10) may still exist on some third-party sites like Software Informer CNET Download , they are largely obsolete. Symantec Mail Security for Microsoft Exchange Version Limits
: The final version, 7.10, does not support versions of Microsoft Exchange beyond Exchange 2019 The Microsoft Factor
: Microsoft is also phasing out older Exchange environments. Exchange 2016 and 2019 reached their end of support on October 14, 2025 Broadcom support portal The New Landscape: Alternatives
With SMSMSE retired, organizations are migrating to modern "defense-in-depth" solutions. Reviewers from sites like TrustRadius suggest several leading replacements: Microsoft Defender for Office 365
: Often cited as the top alternative for those migrating to hybrid or cloud environments. Proofpoint Core Email Protection
: A popular enterprise-grade gateway for advanced threat protection. Mimecast Email Security : Known for its robust Cloud Integrated gateway and archiving capabilities. On-Server Options
: For strictly on-premise needs, some sysadmins look to solutions like or hardware appliances like
Symantec Mail Security for Microsoft Exchange (SMSMSE) was officially retired and reached its End of Life (EOL) on December 31, 2024. Broadcom (which acquired Symantec's enterprise division) stopped new sales of the product in 2022 and ceased renewals by late 2023.
Because the product is discontinued and unsupported, organizations still utilizing on-premises Microsoft Exchange servers must pivot to modern alternatives. 🛑 Important EOL Status symantec mail security for microsoft exchange download
No Support or Updates: Broadcom no longer provides virus definitions, spam rules, or technical support for SMSMSE. Using it creates severe security vulnerabilities.
No Future Exchange Support: The product does not support any versions of Exchange released after Exchange 2019. 📥 How to Download (Entitled Users Only)
If you are an existing customer with an archived license and legally require the installation media for legacy recovery or auditing purposes, you can retrieve it via official channels:
Broadcom Support Portal: Log in to the Broadcom Support Portal. Product Downloads: Navigate to the "My Downloads" section.
Search for Bundles: SMSMSE is often packaged inside the Symantec Protection Suite Enterprise Edition. You will need to select that bundle and look for the 7.x options assigned to Mail Security For Microsoft Exchange.
License File: Ensure you have your .slf (Symantec License File) backed up, as retrieving old licenses for discontinued products can be difficult.
⚠️ Warning: Avoid downloading this software from third-party "free download" sites or file-sharing platforms. These files are often bundled with malware, adware, or outdated definitions that will fail to protect your server. 🔄 Modern Alternatives for Exchange Security
Since SMSMSE has no direct, on-server replacement from Broadcom, organizations should migrate to one of the following secure architectures: 1. Cloud Email Security Gateways (Recommended)
Routing your mail through a cloud-based secure email gateway (SEG) stops threats before they ever touch your on-premises network.
Symantec Email Security.cloud: Broadcom's direct cloud-based solution that filters inbound and outbound spam, malware, and spear-phishing.
Third-Party Gateways: Industry-leading cloud filters like Mimecast, Proofpoint, or Barracuda provide robust filtering and integrate perfectly with on-premises Exchange. 2. On-Server Antivirus & Antispam
If you require direct, on-box protection for your physical or virtualized Exchange databases, several enterprise vendors still support on-premises mail scanning:
ESET Mail Security for Microsoft Exchange Server: Provides powerful native database and transport scanning directly on the Exchange OS.
Kaspersky Security for Microsoft Exchange: Offers deep integration to scan mail databases and transport hubs. 3. Migration to Microsoft 365 The story of Symantec Mail Security for Microsoft
Moving mailboxes from on-premises Exchange to Exchange Online eliminates the need for third-party host scanning. Security is handled natively by Microsoft Defender for Office 365, backed by massive global telemetry.
Protecting your organization’s email infrastructure is more critical than ever as phishing and malware attacks grow in sophistication. Symantec Mail Security for Microsoft Exchange (SMSMSE) remains a leading choice for on-premises protection, combining high-performance antivirus scanning with advanced antispam technologies.
How to Download Symantec Mail Security for Microsoft Exchange
To download the software, you must access the Broadcom Support Portal, as Symantec enterprise products are now managed through Broadcom. Access the Portal: Log in to the Broadcom Support Portal.
Locate Your Product: Use the "My Downloads" section to search for Symantec Mail Security for Microsoft Exchange.
Choose Your Version: Select the specific version you need (e.g., SMSMSE 7.10).
Download the Package: Download the installation zip file, which typically includes the server software and the management console. Key Features and Benefits
SMSMSE provides a multi-layered defense system specifically designed for Exchange environments.
Superior Antivirus Protection: Uses advanced heuristics and file reputation to stop viruses, spyware, and zero-day threats in real-time.
Premium AntiSpam: Powered by Brightmail™ technology, it stops 99% of incoming spam with a false positive rate of less than one per million.
Content Filtering: Prevents data loss by enforcing policies on sensitive information, such as credit card numbers or Social Security Numbers.
Optimized Performance: Leverages Microsoft’s Virus Scanning API (VSAPI) to scan email traffic without slowing down the server. Minimum System Requirements
Before installation, ensure your server environment meets these baseline specifications for version 7.10:
Operating Systems: Windows Server 2016 or 2019 (Standard or Datacenter). SMSMSE_8
Exchange Versions: Supports Microsoft Exchange 2013, 2016, and 2019.
Hardware: Minimum 2 GB of RAM and 2 GB of available disk space (excluding quarantine and log storage).
Prerequisites: .NET Framework 4.5 or later must be installed prior to the SMSMSE setup. Installation and Setup Guide
The installation can be performed locally on the Exchange server or remotely via a central console. Installing Symantec Mail Security for Microsoft Exchange
Official Product Name:
Broadcom Symantec Mail Security for Microsoft Exchange (SMSMSE)
Current Stable Version (as of 2025):
8.0.x (varies by service pack)
What You Download:
SMSMSE_8.0.x_Win64_EN.exe (Full installer + signature packs)Deployment Environment:
Licensing Model:
Per-mailbox or per-server (legacy models exist)
.exe and choose Run as Administrator.If you simply need file-level AV, use solutions like SentinelOne, CrowdStrike Falcon, or Microsoft Defender for Endpoint (configured with Exchange exclusions). They do not provide spam filtering but will catch malware at the file system.
Historically, Symantec Mail Security for Microsoft Exchange served a specific and vital purpose. Unlike gateway appliances that sit at the network edge, SMSMS installed directly onto the Exchange server. This allowed for deep integration, scanning internal email traffic and leveraging Exchange’s own APIs to strip malicious attachments before they reached the user's inbox.
For years, this was the gold standard for organizations that hosted their own email servers. The download process was simple: purchase a license, log into the Symantec MyFileConnect or Broadbean portal, and retrieve the latest definition updates and software builds.
Purpose: Help admins quickly verify compatibility, download the correct installer, and complete a secure install with minimal risk.
SMSME.SymantecMailSecurityforExchange_<version>_Win.zip (main installer)ReleaseNotes_SMSMSE_<version>.pdfInstallationGuide_SMSMSE_<version>.pdf