On 8/12/10 3:55 PM, Dave CROCKER wrote:
Might as well ask an even more basic question:
I had the impression that multi-recipient RCPT-TO usage had
essentially disappeared. The growth of sending per-recipient tailored
messages seemed to be the cause.
If my impression is wrong, is there any useful (and accurate)
characterization we can make of different types of SMTP (relaying)
usage patterns and their popularity?
The average number of recipients within a spam message has dropped.
Perhaps they can afford to remain inconspicuous, since they are using
plenty of compromised accounts.