Sophos PureMessage provides a secure solution at the email gateway, uniquely integrating anti-virus, anti-spam and policy enforcement capabilities. Based on a scalable architecture, PureMessage includes innovative detection techniques that deliver proactive, sustained protection. Sophos PureMessage for UNIX integrates into your existing infrastructure to enable complete email management across a variety of platforms and operating systems. It includes powerful content scanning controls and incorporates a rich policy environment to support complex security and regulatory compliance requirements. Sophos PureMessage for Windows/Exchange provides integrated gateway and messaging protection from spam and viruses. It scans all internal, inbound and outbound email messages and Exchange server stores, and includes threat reduction technology to protect against new or unknown email-borne threats.