These restrictions apply only to COM add-ins, not to programs that use Messaging Application Programming Interface (MAPI) or Collaboration Data Objects (CDO). Note that this feature is only available in Outlook 2002 and Outlook 2003 it's not present in the security updates for Outlook 2000 and Outlook 98. Support for letting Exchange administrators specify which sources for code and Component Object Model (COM) add-ins for Outlook should be trusted.The ability for users to control programmatic access to the address book and to Outlook's mail-sending functionality. Administrators can specify a second, less restricted set of file types that can't be opened directly, but can be saved to disk. Outlook blocks access to some file types altogether, including. The security update (which is what I'm going to call it, even though it's included in the current version of Outlook) includes five major changes: Fortunately, administrators can customize the update's behavior through a Microsoft Exchange Server 2003 public folder, and end users have some ability to customize attachment handling on systems where administrations aren't imposing control.įive major changes to Microsoft Outlook security
In addition, the security update causes Outlook to warn users when external programs (from both Microsoft and third parties) try to access certain properties and methods this has had a much greater impact than the attachment security changes in some corporate environments. Among other things, this required restricting users' ability to access some kinds of attachments, like executable files and VBScripts. The goal of the update was to add features to Outlook to limit the spread of email-borne malware. You are reading tip #1 from "8 tips in 8 minutes: A Microsoft Outlook email security tutorial," excerpted from Chapter 13 of Secure Messaging with Microsoft Exchange 2003 by Paul Robichaux, copyright 2004, published by Microsoft Press.
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