OutLock is an add-in for Microsoft Outlook 2000/2002 (XP)/2003 which enables you to encrypt and decrypt message items with a single click to protect your privacy.
HiddenBCC is an add-in for Microsoft Outlook 2000/2002 (XP)/2003 which enables you to automatically add predefined BCC recipients to every outgoing message. With that you can ensure that for example every sent message goes to an archive.