Prevent clear signed message and attachment indexing

This policy setting allows you to turn off the indexing of the body and attachments of clear-text signed messages. The sender, subject line, and date will continue to be indexed and searchable.

If you enable this policy setting, indexing of clear-text signed messages will be turned off.

If you disable or do not configure this policy setting, clear-text signed messages will be indexed and searchable.

Supported on: At least Windows 7

Registry Pathsoftware\policies\microsoft\windows\windows search\preferences
Value Namepreventclearsignedmsgandattachmentindexing
Enabled Value1
Disabled Value0


Administrative Templates (Computers)

Administrative Templates (Users)