How to remove the Cyrus header in mail for security purpose?

[Patrick T. Tsang]

Hello,

I have searched the old posts but I cannot find any hints to remove the Cyrus header in mail message.
Anyone who can help me finding which files I should touch?

thanks
Patrick

-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.andrew.cmu.edu/pipermail/info-cyrus/attachments/20060425/151d290d/attachment.html