[Mimedefang] FTC asks ISPs to crack down on zombie PCs
Kenneth Porter
shiva at sewingwitch.com
Wed May 25 23:24:59 EDT 2005
--On Wednesday, May 25, 2005 7:45 PM -0700 John Nemeth
<jnemeth at victoria.tc.ca> wrote:
> FTP, on the other hand, is a valid concern,
> since it would mess with FTP clients in active mode. Simplistic
> answers have a tendency to have many problems.
Two rules then: Allow FTP SYN's, and block all other SYN's. Are there any
other "non-server" uses for inbound SYN?
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