As opposed to the private business they discuss in the open, over unsecured cell phones, over unsecured 2-way pagers (this one is less common today with the dec

As opposed to the private business they discuss in the open, over unsecured cell phones, over unsecured 2-way pagers (this one is less common today with the decline in 2-way pager popularity), over unsecured wifi, etc? I doubt she was this smart, but one way to keep your email from getting read by an "insider" would be to use Yahoo Mail over a secure connection. My guess is that she used Yahoo mail because more proper channels for email were either not available, or imposed restrictions that made their usage unrealistic. IT department can get so over zealous with security that it causes the users to route around their policies, leaving the whole thing LESS secure.