PureMessage for Microsoft Exchange: 0x80070721 error seen in remote consoles

  • Article ID: 113609
  • Updated: 19 May 2011

The following error is seen intermittently on remote consoles:

0x80070721 A security package specific error occurred

A related error is logged in the Domain Controller's Security Event log: 

event ID 4769

Known to apply to the following Sophos product(s) and version(s)

PureMessage for Microsoft Exchange

Operating systems
Supported operating systems

What To Do

Use the Microsoft Setspn tool to fix this issue.

  1. To obtain this tool, and for instructions on running it, refer to the Microsoft knowledgebase article: http://technet.microsoft.com/en-us/library/cc773257(WS.10).aspx
  2. From a computer in the domain, run the Microsoft Setspn tool, running the following two commands (where MACHINENAME is the Exchange server that you are trying to manage):
    • SETSPN.EXE -A "PureMessage Service"/MACHINENAMENETBIOSNAME DOMAIN\SophosPureMessage
    • SETSPN.EXE -A "PureMessage Service"/MACHINENAMEFQDN DOMAIN\SophosPureMessage


If you need more information or guidance, then please contact technical support.

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