PidTagOriginalSensitivity Canonical Property

Applies to: Outlook 2013 | Outlook 2016

Contains the sensitivity value assigned by the sender of the first version of a message that is, the message before being forwarded or replied to.

Associated properties:
Data type:
General messaging


A client application should set this property to the same value as the PR_SENSITIVITY (PidTagSensitivity) property when the message is first submitted. It should never be changed subsequently.

This property is used by the transport provider to protect the sensitivity on copied entries. It enables it, for example, to block modification of the original message text in a forward of or reply to a message that was originally marked SENSITIVITY_PRIVATE.

Protocol specifications


Provides references to related Exchange Server protocol specifications.


Specifies the properties and operations that are permissible on email message objects.

Header files


Provides data type definitions.


Contains definitions of properties listed as alternate names.

See also

MAPI Properties

MAPI Canonical Properties

Mapping Canonical Property Names to MAPI Names

Mapping MAPI Names to Canonical Property Names