Re: P2P Darknets to eclipse bandwidth management?

[Chip Mefford <cpm () well com>]

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Florian Weimer wrote:
> * Stephen J. Wilcox:
>
>
> > packet inspection will just evolve, thats the nature of this
> > problem.. there are things you can find out from encrypted flows -
> > what the endpoints and ports are, who the CA is. then you can look
> > at the characteristics of the data.
>
>
> These protocols typically don't use a PKI.  You could look at public
> keys, but you don't even have to distribute them in-band.
>
> What you can do is look at packet sizes and do timing analysis on
> incoming and outgoing packets to a particular hosts.  For example, it
> is possible to use such techniques to detect an interactive SSH
> connection to a particular host on your network which is used by an
> attacker to control an SSH client which connects to some other host.
> I don't know how this scales to tens of thousands of hosts, though.
>
> Apart from that, I do not really understand the concept of "bandwidth
> management".  Isn't this this just an euphemism for "content
> management", to avoid the ugly "c" word?

In my complete ignorance, I would think that this is part of it
certainly, but would be mostly qos issues.

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