tech-net archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: IPv6 Stable Private Addresses RFC 7217

On Wed, Jun 4, 2014 at 1:36 PM, Roy Marples <> wrote:
> Hi List
> The next dhcpcd release will have support for IPv6 Stable Private Addresses,
> RFC 7217.

So it's a userland implementation if I understand correctly ?

No plans for a kernel-based implementation ?

> In summary, this is designed as a replacement interface identifier for the
> normal hardware derived one when using SLAAC.
> By storing a persistent secret key and combing this with stable network
> information such as prefix, ssid (if available), hardware address and a
> dad_counter we can then take an interface identifier from a hash of the
> above information combined.
> The most basic goal is that the host is no longer track-able across
> different networks based on their global address, but the address remains
> stable on each network.
> My question is this: should this be enabled by default as privacy is a good
> thing, or should the normal hardware based address be kept?
> Thanks
> Roy

This message is strictly personal and the opinions expressed do not
represent those of my employers, either past or present.

Home | Main Index | Thread Index | Old Index