Re: IPv6 Interview Questions and critic

From: Iljitsch van Beijnum (no email)
Date: Tue Aug 27 2002 - 17:33:40 EDT

On Tue, 27 Aug 2002, Kurtis Lindqvist wrote:

> > <censored> fears abuse as a hardware ID wired into the ipv6 protocol can
> > be used to determine the manufacturer, make and model number, and value
> > of the hardware equipment being used by the end user.

> ...uhm, and? What is the real difference with a IPv4 address and privacy?

The difference is that someone using a dynamic IP address is still
recognizable by the lower 64 bits of their dynamic address because this
part is always the same. (But cookies do the same thing.)

> You can tell as much (more or less) with a port scan to a IPv4
> address...

How can I recognize someone by doing a portscan?

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