Content Search in the Security & Compliance Center - Searchable Email Properties

Copper Contributor

I am attempting to use an email messages message-id to be a unique identifier when running a search via powershell within the Security and Compliance center.  According to the searchable email properties MS link below a message-id is not able to be used but I wanted to make sure this was accurate.


Any help/confirmation is appreciated.

1 Reply

That's correct. The message id is stamped as a header, and we cannot run searches against headers. What we can do is an ID search, but the ID used there is different one: