my earlier entry still holds good :-)
you can open the client GUI and click on logs --> client management ---> view logs ---> click on "System logs"
An update for Symantec Whitelist from LiveUpdate was successfully installed. The new sequence number is 120530002.
this can browsed to the path
C:\Documents and Settings\All Users\Application Data\Symantec\Symantec Endpoint Protection\12.1.XXXXX.XXX.XXX\Data\Definitions\IronWhitelistDefs