Comparison of products

Sophos Email Appliances PureMessage for UNIX PureMessage for Microsoft Exchange PureMessage for Lotus Domino Network Gateway Gateway Gateway and groupware Groupware location

Organization For organizations of all sizes: 50–25,000+ end users 50–10,000+ end users 50–10,000+ end users size • 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 • Appliance-based protection against spam, • Complete protection from spam, malware • Spam and malware protection in a single • Malware and spam protection in a single or requirements malware, and data leakage plus enforcement and data loss, plus enforcement of custom or clustered Microsoft Exchange server replicated Domino server environment of custom messaging policies, with minimal messaging policies environment • Ability to control email traffic by attachment administrative overhead • Extensive user- or group-based policy • Virus protection for Exchange message stores content, file type, size or message content • End-user spam quarantine functionality flexibility using standard Microsoft APIs • End-user spam quarantine functionality • More reliable and accessible support services • Delegated administration • Ability to control email traffic by attachment • End-user spam quarantine functionality content, file type, size, email content • End-user spam quarantine functionality Ideal • Organizations looking with limited in-house Large or complex organizations with established Small, medium and large organizations wanting: Small, medium and large organizations looking customer IT resources dedicated strictly to security UNIX skills, diverse email management • Anti-virus protection for their Exchange for: profile • Organizations seeking to reduce the amount requirements (group, department, customer) message stores • Anti-virus and anti-spam protection for their of time spent on email security • Higher education • A standard Windows gateway solution for Lotus Domino servers • Government spam, virus and spyware protection, and • Content filtering and disclaimers • Managed email service providers email content control Installation Easy installation in any network – plug and Supports a range of single- and multi-server • Easy installation – InstallShield Wizard • Easy installation – InstallShield Wizard protect installation options • Out-of-the-box settings provide immediate • Recommended default policies can easily be protection from malware and spam enabled to provide protection Supported Management console Management console Management console Email server platforms • Web-based • Web-based • Windows XP/2003 and above Lotus Domino server R7, R8.0x, and R8.5 Onboard PureMessage software • Active Directory (optional) (32-bit/64-bit) PureMessage software • Hardened FreeBSD • • MMC 3 Windows 2000 Server • Postfix MTA • Solaris PureMessage services Windows Server 2003 (32-bit/64-bit) • FreeBSD • Microsoft Exchange Server 2003/2007/2010 Windows Server 2008 (32-bit/64-bit) • Virtualization: Linux on VMWare ESX and • Microsoft SQL 2005/2008 Sun Solaris 10 containers • IIS *Lotus Domino server R6 is supported by MTAs PureMessage for Notes/Domino v3 • Sendmail (8.13.6 inc): 8.11.6 or higher Clustering • Postfix (2.5.4 inc): 2.0.x and 2.1 or higher • Exchange 2010: DAGs • Supports Sun Java™ System Messaging • Exchange 2007: SCC, CCR Server 6 and SunOne Messaging Server 5.2 • Exchange 2003 R2: SCC, CCR on Solaris and SPARC • Exchange 2003 & earlier: SCC Comparison of products

Sophos Email Appliances PureMessage for UNIX PureMessage for Microsoft Exchange PureMessage for Lotus Domino Management Web-based: “three-clicks-to-anywhere” Web-based GUI and UNIX command line • Windows MMC snap-in Domino-based interface console navigation. Designed for management by • Exchange 2007-style layout exception – system notifies admin when attention is required Database Not applicable PostgreSQL 8 (bundled) SQL Server Express 2005 (bundled) Domino databases SQL Server Multi-server Up to 10 appliances can be clustered for Highly configurable – synchronized • Manage and monitor all email servers from Supports Domino clustering capability scalability and centrally managed in single- or administration with option to distribute one console multi-site environments functions across multiple servers • Supports Exchange clustering • Quarantine and reporting data from multiple servers can be stored in a single database Quarantine Administrator: Administrator: Administrator: Administrator: management Powerful message tracking with single-point Consolidated and group-based view of Consolidated view of quarantined items across Consolidated view of quarantined items across access to logs and onboard quarantine quarantined items across all servers all Exchange servers all Domino servers End user: End user: End user: End user: Personal quarantine accessed via email digest Personal quarantine accessed via email digest Personal quarantine accessed via email digest Optional devolution of review and release of or web interface or web interface or web interface. Active Directory single sign-on non‑malware and non-spam quarantined files to end users Allow lists Offers both administrator and end-user-defined Offers both administrator and end-user-defined Administrator-defined allow and block lists Administrator-defined allow and block lists and block lists allow and block lists allow and block lists Policy • Offers an easy-to-use, highly flexible policy • Offers a fully configurable, highly flexible • Enables customized policy for unwanted and • Enables customized policy for unwanted and enforcement wizard for defining custom policies for policy engine for inbound and outbound malicious content and attachments malicious content and attachments inbound and outbound email email • Set policies for inbound, outbound and • Adds disclaimers • Prioritize, activate, or deactive policy rules • Supplies customized policies for attachments internal email flows quickly and easily and unwanted and malicious content • Uses Active Directory users and groups • Supplies customized policies for attachments • Searches for content within common office within email policy and unwanted and malicious content applications • Search for content within common office • Searches for content within attachments • Adds disclaimers (global, user or group) applications created using common office applications • Integrates with third-party encryption or • Adds disclaimers • Routing to third-party encryption or archiving archiving systems systems • Adds disclaimers (global, user or group) Spam Configurable policies for medium- and high- Multiple configurable policies and thresholds Configurable policies for medium- and high- Multiple configurable policies and thresholds thresholds risk spam risk spam Reputation Sender Genotype blocks email from known bad Sender Genotype blocks email from known bad Blocks email from known bad senders as part of Blocks email from known bad senders as part of filtering senders at MTA or policy level, and proactively senders and proactively detects botnet senders. spam analysis spam analysis detects botnet senders Blocks email from known bad senders at MTA or policy level Virus policy Policy customization for viruses and encrypted, Policy customization for viruses and encrypted, Policy customization for viruses and encrypted, Policy customization for viruses and encrypted, suspicious and restricted attachments suspicious and restricted attachments suspicious and restricted attachments suspicious and restricted attachments Comparison of products

Sophos Email Appliances PureMessage for UNIX PureMessage for Microsoft Exchange PureMessage for Lotus Domino Languages • Mail processing: anti-virus and anti-spam, fully • Mail processing: anti‑virus and anti-spam, fully • Mail processing: anti‑virus and anti-spam, fully • Mail processing: fully internationalized supported internationalized internationalized internationalized • Admin and end-user interfaces: English • End-user interface: English, French, German, • End-user interface: English, French, German, • Admin and end-user interfaces: English and Italian, Spanish, Japanese, Traditional Italian, Spanish, Swedish, Japanese, Japanese Chinese, Simplified Chinese and Swedish Traditional Chinese • Management console: English • Management console: English Customization No Yes. Sophos Professional Services provides a No No via Sophos range of customizations ProServices User directory Fully synchronized and automated Active Built-in list management, plus LDAP or Active Fully synchronized and automated Active Domino directory integration management Directory integration, tools for manual Directory Directory integration integration with other LDAP-based directory services

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