>> If registrations and requests are encrypted, then anyone could run the roots 
>> and the what goes in and out of the mapping system stays private. But there 
>> needs to be competition so the level of service stays at a high-quality 
>> production level.
> What is your vision? How much of the mapping data can be encrypted and
> how much information about the mapping owner can be hidden from the

Well I think we can encrypt the transport of messages from LISP sites to the 
mapping system. As to encrypting the stored state at the map-servers could also 
be done but here are some caveats:

(1) If the MSP is providing proxy-reply services it has to return Map-Replies 
to ITRs/PITRs. It can do so with lisp-sec for security. But the information 
needs to be stored in plaintext.

(2) All the map-servers need to know when they are not proxy-replying is to 
know the RLOCs of the ETRs of the site that registered the information (and not 
so much all of the RLOC-records that were registered) so the map-servers can 
forward Map-Requests to the ETRs so they can Map-Reply.

> mapping system operator? The ID cannot be encrypted as it is used as
> retrieval key. When we want to make sure that only rightful owners of

Right. At a minimum, the amount of plaintext that is stored in the map-servers 
are EID-prefix and the RLOCs in the RLOC-set (for case (2) above).

> IDs can register, the mapping system provider needs to authenticate the

That is done today with a Map-Register that contains an authentication hash 
across the entire Map-Register message.

> mapping owner. Can you elaborate the problem you are tackling and the
> solution in more detail?

I was solely asking if the messaging to the mapping system should be 
confidential.

Dino

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