When S/Notify is installed, a new section Email Security appears in the project settings. Project settings are only visible to project administrators.
Project Settings Summary
In the summary page of the project settings, a section Email Security is displayed below Notifications.
It displays information about the email encryption settings applied to this project's notifications. If the Jira administrator has allowed per project configuration, the edit symbol can be hit to change the encryption setting for this project.
The detail page displays information about the current encryption setting for this project. If the Jira administrator has allowed per project configuration, a project administrator can switch on or off encryption for the project from here.