What We Do
Getting Answers
Threat Level: ---
What's Happening
PureMessage for UNIX: Reporting total message volume29 Apr 2013
Summary of port configurations in Sophos applications16 Apr 2013
How to submit samples to Sophos15 Mar 2013
Description of Backscatter / NDR spam02 Mar 2013
Dealing with Spear Phishing Campaigns01 Mar 2013
PureMessage for UNIX: migrating the database and quarantine after a locale error20 Feb 2013
Puremessage for UNIX v6: "Platform is unsupported" error installing on Solaris16 Jan 2013
Virus engine for Sophos gateway security products has been updated to address the potential vulnerabilities20 Nov 2012
PureMessage for UNIX: how to troubleshoot a “socket_map_lookup(pmxbl)” error in the system maillog13 Aug 2012
PureMessage for UNIX: overview13 Aug 2012
PureMessage for Unix: How to publish the configuration of an LDAP based list23 Jul 2012
PureMessage for Unix: pmx-setup does not offer upgrade to PureMessage 623 Jul 2012
Migrating configuration from PMX 5 to PMX 6 fails to stop the database23 Jul 2012
PureMessage for UNIX: configuring milter parameters for sendmail07 Jun 2012
PureMessage for UNIX: LDAP authentication with multiple aliases for the EUWI07 Jun 2012
PureMessage for UNIX: Configuring Multiple Authenticators07 Jun 2012
PureMessage for UNIX: Quarantine information (when and how to use it)07 Jun 2012
PureMessage for UNIX: Facilitating a problem-free rollout of email filtering07 Jun 2012
PureMessage for UNIX: Enabling Sender Genotype for IP Blocker06 Jun 2012
PureMessage for UNIX: Cryptographic signatures/keys are identified as suspect attachments06 Jun 2012
PureMessage for UNIX: Dumping and Restoring the PostgreSQL database05 Jun 2012
PureMessage for UNIX: Enabling SPF in PureMessage05 Jun 2012
PureMessage for UNIX: Configuring High Availability with a Storage Area Network20 Jan 2012
PureMessage for UNIX: configuring your system to support IPv622 Nov 2011
PureMessage for UNIX: installing PureMessage on an Ubuntu 10.04 64-Bit Operating System16 Nov 2011
Sophos products, notification of retirement dates05 Nov 2011
PureMessage for UNIX: common SMTP status/error code meanings04 Nov 2011
PureMessage for UNIX: Tuning PostgreSQL for PureMessage27 Sep 2011
PureMessage for UNIX: How to increase the speed of DNS lookups02 Sep 2011
PureMessage for UNIX: Database Disk Usage Growth25 Aug 2011
PureMessage for UNIX: Configuring PureMessage for Oracle Communications Messaging Exchange Server19 Jul 2011
Running with an existing mail system19 Jul 2011
PureMessage for UNIX: Prerequisites for installation19 Jul 2011
PureMessage for UNIX: configuring IP Blocker with third-party versions of Sendmail18 Jul 2011
PureMessage for UNIX: configuring IP Blocker with third-party versions of Postfix18 Jul 2011
PureMessage for UNIX: What PureMessage directories grow on a typical PMX installation?15 Jul 2011
PureMessage for UNIX: Memory and Processor requirements14 Jul 2011
PureMessage for UNIX: how to relocate the PureMessage installation to another disk14 Jul 2011
PureMessage for UNIX: Addressing a load increase resulting from greater spam volume14 Jul 2011
Advisory: Installing/upgrading from pre-5.5.9 tarballs is not supported14 Jul 2011
Platforms supported14 Jul 2011
PureMessage for UNIX: which mail transfer agent should I use?27 Jun 2011
Rotating log files10 Mar 2011
How to determine which spam rules are triggered and why for given samples17 Feb 2010
PureMessage for UNIX: Upgrading to the latest version22 Jun 2009
PureMessage for UNIX: how to customize graphics in the End User Web Interface22 Jun 2009
PureMessage for UNIX: Configuring SMTP authentication with the MTA IP Blocker (Postfix Only)21 May 2009
PureMessage for UNIX: evaluation05 May 2009
PureMessage for UNIX: SASL support in Sendmail and Postfix bundled with PureMessage21 Apr 2009
PureMessage for UNIX: how to disable the logsearch service20 Apr 2009
PureMessage for UNIX: How to Create an SSL Certificate for the Manager or End User Web Interface13 Mar 2009
PureMessage for UNIX: making the pmx_log more verbose12 Mar 2009
PureMessage for UNIX: why are quarantine digests not being generated?11 Mar 2009
PureMessage for UNIX: Enabling UTF-8 for Chinese, Japanese, and Korean Characters03 Mar 2009
PureMessage for UNIX: switching from sendmail to Postfix03 Mar 2009
Aborted messages showing in log20 Jan 2009
PureMessage for UNIX: quarantining backscatter/NDR messages for selected recipients17 Dec 2008
PureMessage for UNIX: dealing with an increase in spam13 Dec 2008
PureMessage for UNIX: starting sendmail or Postfix automatically on reboot12 Nov 2008
PureMessage for UNIX: starting PureMessage automatically on reboot12 Nov 2008
PureMessage for UNIX: how do I set the concurrency limit?11 Nov 2008
PureMessage for UNIX: Why did sendmail generate a "group writable directory" error?11 Nov 2008
Sophos Anti-Virus for Linux: running on-access scanning on the same computer as PureMessage for UNIX06 Nov 2008
PureMessage for UNIX: why are allowed or blocked senders not being handled as expected?24 Oct 2008
PureMessage for UNIX: support for non-English characters24 Oct 2008
PureMessage for UNIX: what is the default process pooling behavior?23 Oct 2008
PureMessage for UNIX: identifying which version is installed16 Oct 2008
PureMessage for UNIX: method of filtering messages14 Oct 2008
PureMessage for UNIX: how to relocate the quarantine and log directories10 Oct 2008
messages are not being scanned for spam01 Oct 2008
PureMessage for UNIX: why does my PureMessage log show aborted messages?21 Apr 2008