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Re: [Int-area] [5gangip] Fwd: New Version Notification for draft-herbert-ipv6-prefix-address-privacy-00.txt

Lorenzo Colitti <lorenzo@google.com> Wed, 21 February 2018 13:09 UTC

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From: Lorenzo Colitti <lorenzo@google.com>
Date: Wed, 21 Feb 2018 22:08:36 +0900
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To: Tom Herbert <tom@quantonium.net>
Cc: int-area@ietf.org, ila@ietf.org, 5GANGIP <5gangip@ietf.org>
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Subject: Re: [Int-area] [5gangip] Fwd: New Version Notification for draft-herbert-ipv6-prefix-address-privacy-00.txt
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On Tue, Feb 20, 2018 at 4:15 AM, Tom Herbert <tom@quantonium.net> wrote:

> This draft discusses issue of privacy in IPv6 network prefix
> assignment. Specifically the privacy problems of an assigned network
> prefix becoming a persistent identifier for devices (e.g. /64
> assignment to devices in mobile networks).  The use of
> identifier/locator split is suggested as a solution.
>

The draft should state that like any IP address assignment scheme, the
addresses used by the host are visible to the network operator and anyone
with access to the network operator logs or power to compel the network
operator. Thus, randomizing IP addresses does not protect against
large-scale surveillance, it can only protect against tracking by third
parties.

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