2.2.1.2.5 PidTagSourceKey Property

Data type: PtypBinary ([MS-OXCDATA] section 2.11.1)

The PidTagSourceKey property ([MS-OXPROPS] section 2.1023) contains a serialized XID structure, as specified in section 2.2.2.2, that specifies the internal identifier for the folder or message.

For more details about how clients generate this property, see section 3.3.5.2.1. For more details about how servers generate or output this property value, see section 3.2.5.5.