skip navigation
Home » Security Products » Sophos » Sophos Email Security and Data Protection

Key Features

Secure Mail Gateway Products

  • Hardware Appliances -Sophos' email appliances provide complete protection with less effort.  Sophos monitor's the appliances remotely and automate most day-to-day maintenance tasks for you.  Choose from four different hardware appliance models, with clustering support for added performance and uptime.
  • Virtual Appliances- Sophos now offers the Sophos Managed Appliance experience for virtualized environments.  You get exactly the same great capabilities as the hardware appliances.  The virtual appliances come in a standard OVF image, optimized for VMware virtual servers.  You'll need only minutes to download and install them.  The Virtual Appliances make it easy for your organization to stay secure, while you get all the savings and flexibility that come with virtualization. 
  • PureMessage for UNIX- Sophos also has a carrier-grade open architecture mail security platform.  It's a powerful, scalable and highly configurable software gateway solution.  If you manage messaging security for a very large enterprise organization, higher education institution or service provider and want the best in flexibility, PureMessage for UNIX is for you.


Mail Server Products

  • PureMessage for Microsoft Exchange - Secure your Windows SMTP gateways and Microsoft Exchange message servers.  PureMessage for Microsoft Exchange is highly scalable and fully integrates with Active Directory.  You'll set up content rules and apply them to inbound, outbound and internal mail across multiple servers quickly and easily. 
  • PureMessage for Lotus Domino (sold separately) - Sophos has designed email protection specifically for your Lotus Domino infrastructure.  You get anti-malware, anti-spam and content control for inbound, outbound and internal email traveling through your Domino databases and mailboxes.  Management and configuration is easy with a central Lotus Notes-based console.
  • Encrypt Senstive Emails - Sophos' email appliances include new patent-pending SPX Encryption.  Regulatory compliance and policy based encryption has never been easier.  There's no software to install and it works seamlessly with DLP to automatically protect your data.

  Sophos Email Appliance 
Network location Gateway 
Organization size

For organizations of all sizes:

  • ES1000 (processes up to 50,000 messages/hour)
  • ES5000 (up to 380,000 messages/hour)
  • ES8000 (up to 550,000 messages/hour)


Appliances can be clustered for scalability and multi-site environments.

Customer requirements
  • Appliance-based protection against spam, malware, and data leakage plus enforcement of custom messaging policies, with minimal administrative overhead
  • End-user spam quarantine functionality
  • More reliable and accessible support services 
Ideal customer profile 
  • Organizations looking with limited in-house IT resources dedicated strictly to security
  • Organizations seeking to reduce the amount of time spent on email security 
Installation  Easy installation in any network - plug and protect 
Supported platforms 

Management console:

  • Web based


Onboard software:

  • Hardened FreeBSD operating system
  • Postfix MTA 
Management console  Web-based: "three-clicks-to-anywhere" navigation.  Designed for management by exception - system notifies admin when attention is required  
Database  Not applicable 
Multi-server capability  Up to 10 appliances can be clustered for scalability and centrally managed in single- or multi-site environments 
Quarantine management  Administrator:Powerful message tracking with single-point access to logs and onboard quarantine
End user: Personal quarantine accessed via email digest or web interface 
Allow lists and block lists  Offers both administrator and end-user-defined allow and block lists 
Policy enforcement 
  • Offers an easy-to-use, highly flexible policy wizard for defining custom policies for inbound and out bound email
  • Prioritize, activate, or deactivate policy rules quickly and easily
  • Supplies customized policies for attachments and unwanted and malicious content
  • Searches for content within attachments created using common office applications
  • Routing to third-party encryption or achieving systems
  • Adds disclaimers (global, user or group) 
Spam thresholds  Configurable policies for medium- and high- risk spam 
Reputation filtering  Sender Genotype blocks email from known bad senders at MTA or policy level, and proactively detects botnet senders 
Virus policy Policy customization for viruses and encrypted, suspicious and restricted attachments 
Languages supported 
  • Mail processing: anti-virus and anti-spam, fully internationalized
  • End-user interface: English, French, German, Italian, Spanish, Japanese, Traditional Chinese, Simplified Chinese and Swedish
  • Management console: English 
User directory management  Fully synchronized and automated Active Directory integration, tools for manual integration with other LDAP-based directory services