Allows Microsoft Office Outlook solutions to find out if an attachment is considered unsafe and blocked for viewing and indexing by Outlook.

Quick Info

Inherits from: IUnknown
Interface identifier: IID_IAttachmentSecurity

Vtable Order

IsAttachmentBlocked Checks if a specified attachment is blocked by Outlook for viewing and indexing.


Outlook solutions can query this interface to see if an attachment is blocked by Outlook. The attachments that are blocked by Outlook vary depending on how Outlook has been configured and the policies that an administrator has applied.

See Also

Constants for the Attachment Security API

How to: Verify if an Attachment is Blocked