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Re: telnet vs ssh on Core equipment , looking for reasons why ?
- From: alex
- Date: Tue Jul 31 11:38:52 2001
> On Tue, 31 Jul 2001 email@example.com wrote:
> > Monkey in the Middle attack on SSH is very difficult to perform. I'm cc'ing
> > Matt Bishop (firstname.lastname@example.org) who together with yours truly wrote a
> > paper on this in 1997.
> Hard how? Are you talking about the complexity in coding the exploit app?
> So what! It only has to be written once:
Really? And does it work on all hosts, no matter how they are configured?
> wget http://www.monkey.org/~dugsong/dsniff/dsniff-2.3.tar.gz
> tar -zxf dsniff-2.3.tar.gz
> man ./dsniff-2.3/sshmitm.8
> The SSH security model is fundimentally weak against Man in the Middle,
> because it provides no methodology to verify the transmitted key (beyond
> crude manual methods... Not that PKI system used with SSL is all that
> effective either).