On Wednesday 15 May 2002 11:16 pm, Robert wrote: > Can iptables drop emails that contain attachments?
No. iptables knows nothing about the content of (email) packets. > Can iptables drop emails that contain the word "attachment"? No. You could try using the 'string' match but there are too many reasons why it wouldn't work (the simplest being that it won't work if you happen to get "attach" at the end of one packet and "ment" at the start of the next) > Can iptables catch an incoming HTM script that is actually an *exe file > camoflaged as HTM? ( Virus) No. iptables knows nothing about the content of (html) packets. I suggest you look into one or more of: snort hogwash exim amavis squid Antony.
