You would like it to say unique within the Node-ID namespace of the
particular overlay?

Bruce


On Thu, Feb 25, 2010 at 8:46 AM, neil.young <[email protected]> wrote:
> Hi Eric,
>
> <snip>
> In most cases, there's a centralized enrollment authority which doesn't
> issue duplicates.
>
> </snip>
>
> Yes, I believe your claim for self-signed certs. But a centralized
> enrollment server in an overlay which issues certs and guarantees no
> duplicates can't always guarantee global uniqueness. It is likely, but not
> literally guaranteed. The "globally" claim is what I doubt :)
>
> Regards
>
> Eric Rescorla schrieb:
>
> On Thu, Feb 25, 2010 at 7:32 AM, neil.young <[email protected]> wrote:
>
>
> 3.1
> Each node has a certificate [RFC5280] containing a Node-ID, which is
>    globally unique
>
> I'm wondering how you want to ensure global uniqueness.
>
>
> In most cases, there's a centralized enrollment authority which doesn't
> issue duplicates.
>
> In the self-assigned certificate case, the node-id must be a hash of hte
> public key so is statistically unique.
>
> -Ekr
>
>
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