RE: Tracking recipient counts on a per user basis

Thanks Mark and Benny! I will look into these solutions today. -Ryan -Original Message- Indeed, the recipients of a message are passed from MTA to MTA in the SMTP 'envelope' and not in the mail header section. The To and Cc mail header fields may or may not bear any relationship with the

Tracking recipient counts on a per user basis

I am trying to implement an anti-phishing strategy and was hoping some of you could point me in the right direction. I want to keep track of how many recipients a user sends mail to on a 24-hour basis. When a given threshold is met, that user's email would then go into quarantine until an admin