http://isc.sans.org/port_details.php?port=25
Stef Network Fortius, LLC On May 31, 2005, at 8:21 PM, Jim Popovitch wrote:
I've seen an almost astronomical increase in bogus smtp connections
("did not issue MAIL/EXPN/VRFY/ETRN during connection to") within the
past 18 hours. Up to +1100 today vs the usual 4 or 5.
Anyone else?
-Jim P.
