Publish to Active Directory (PAD) Utility for Mac OS X.Configure Microsoft Entourage for NIH Secure Email.
Setting Up E-mail Applications to Use Your Digital Certificates AppleMail
Publishing your certificates to the NIH Global Address List (GAL) simplifies the exchange of encrypted e-mail within NIH. Before you can receive encrypted e-mail or send digitally signed e-mail, you must first configure Outlook or other e-mail application to use your smart card's digital certificates.