There is an option in the Settings > Other Settings tab > Advanced Settings section for 'Migrate documents as private'.
![](https://prod-support-images-cfm.s3.amazonaws.com/KB_kA06R000000HM3ZSAW_config_advancedsettings.png)
Our installation and configuration guide page 75 has stated the below:
"When set to ‘Yes’, the migration will migrate documents designated as private in Notes as Private in Exchange. This will also include messages decrypted in Notes prior to migration."
![](https://prod-support-images-cfm.s3.amazonaws.com/KB_kA06R000000HM3ZSAW_migrateasprivate.png)