Have you seen this demonstrated in person? BCC should absolutely not allow
for this....only the sender can see the recipient addresses in that field.

John wrote:
I am sending out newsletters to my customers by sending
to myself and doing a Bcc to my customers, but if the
customer right clicks on the e mail, selects properties
then details he can see everyones e mail addresses.

Surely the whole idea of Bcc is to hide the other
recepients details.

Any ideas on a fix would be welcome.