

Applications can use the DDE protocol for one-time data transfers and for continuous exchanges in which applications send updates to one another as new data becomes available.

It sends messages between applications that share data, and uses shared memory to exchange data between applications. The DDE protocol is a set of messages and guidelines.

Microsoft Office provides several methods for transferring data between applications. It provides guidance on what users can do to ensure that these applications are properly secured when processing Dynamic Data Exchange (DDE) fields. This security advisory article provides information regarding security settings for Microsoft Office applications.
