This policy setting controls whether Outlook sends S/MIME receipt requests with S/MIME signed messages.If you enable this ...

This policy setting controls whether Outlook sends S/MIME receipt requests with S/MIME signed messages.If you enable this policy setting, Outlook requests S/MIME receipts whenever it sends S/MIME signed messages and users cannot change this setting.If you disable or do not configure this policy setting, Outlook does not send S/MIME receipt requests with signed messages, but users can still include receipt requests with individual messages. If you disable this policy setting, users cannot change this functionality, but if you do not configure this policy setting, users can enable the option in the "E-mail Security" section of the Trust Center or the "Security Properties" dialog for individual messages.Important: When the "Sign all e-mail messages" policy setting is enabled, enabling this policy setting can place significant stress on the e-mail infrastructure. Consider your needs and capabilities before enabling both settings.

This policy setting controls whether Outlook is the default program for e-mail, contacts, and calendar services.If you enable ... This policy setting controls whether Outlook prompts users before executing a custom action. Custom actions add functionality ... This policy setting controls whether Outlook requires digital signatures on all outgoing e-mail messages.If you enable this ... This policy setting controls whether Outlook requires labels on S/MIME signed messages.If you enable this policy setting, ... This policy setting controls whether Outlook sends S/MIME receipt requests with S/MIME signed messages.If you enable this ... This policy setting controls whether Outlook sends signed messages as clear text signed messages.If you enable this policy ... This policy setting controls whether Outlook should ignore external references during shutdown.If you enable this policy ... This policy setting controls whether Outlook subscribes to the Common Feed List, which is made available to multiple RSS ... This policy setting controls whether Outlook users can add entries to the list of SharePoint servers when establishing a ...