PidTagOriginalSentRepresentingSearchKey Canonical Property
Collapse the table of content
Expand the table of content
Important This document may not represent best practices for current development, links to downloads and other resources may no longer be valid. Current recommended version can be found here. ArchiveDisclaimer

PidTagOriginalSentRepresentingSearchKey Canonical Property

This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This page may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist.

Contains the search key of the messaging user on whose behalf the original message was sent.

Associated properties:




Data type:



General messaging

This property is one of the address properties for the original represented sender of a message. It is used in a conversation thread.

A client application sending a message on behalf of another client should set this property to the value of the PR_SENT_REPRESENTING_SEARCH_KEY (PidTagSentRepresentingSearchKey) property at the first submission of the message. Once set, it should never be changed.

Protocol Specifications


Provides references to related Exchange Server protocol specifications.


Specifies the properties and operations that are permissible on e-mail message objects.

Header Files


Provides data type definitions.


Contains definitions of properties listed as alternate names.

© 2015 Microsoft