Hi all,

I am not opposed to this in principle. I see some value. However, I think it 
would be good to take an impact analysis into account in order to prioritise 
this relative to other rpki improvements. I agree with others who have said 
that there may be more valuable things for the ripe ncc to focus on, eg:

- rpki ta key rolls
- robustness wrt abuse of the system (producing thousands or millions of 
objects)
- aspa path validation with rpki

Tim


> On 2 Nov 2019, at 10:52, Carlos Friaças via routing-wg <[email protected]> 
> wrote:
> 
> 
> 
> Hi,
> (please see inline)
> 
> 
>> On Fri, 1 Nov 2019, Gert Doering wrote:
>> 
>> Hi,
>> 
>>> On Fri, Nov 01, 2019 at 07:09:42AM +0100, Job Snijders wrote:
>>> So we really have to wonder whether this is worth it, or whether a few
>>> emails or phone calls can also solve the issue.
>> 
>> Isn't that the whole question underlying RPKI deployment?
>> 
>> What is it that we want to stop with RPKI?  Only classic "prefix hijacking"
>> (announcing space that is formally delegated somewhere)
> 
> With RPKI alone, mistakes.
> 
> But when in doubt if network X has rights over network Y, it's rather simple 
> to ask network X to create a proper ROA for network Y.
> 
> If that *doesn't* happen, maybe some conclusions can be drawn.
> (there is a recent thread on the NANOG list where someone raised that 
> "feature"...)
> 
> 
>> or other misuses
>> of BGP, like "announce unallocated space, use that for spamming or other
>> sorts of network attacks, withdraw announcement before people can track
>> things back to you".
> 
>> From *one* computer security emergency response team's angle:
> RPKI is a good first step. Then, hopefully, ASPA can be added at some point.
> 
> Playing the quick withdraw game will only work (and it is working, i 
> suspect!) until people start understanding they need to log who announces 
> what to them (24/7/365).
> 
> Speaking about "network attacks" -- there is a lot of focus about the address 
> space being hijacked, while major focus should be on those who receive the 
> announcements. While it's terrible for the people/networks being 
> impersonating, the potential targets are really everyone...
> 
> ps: i wish to express support for 2019-08 in its current form.
> 
> Cheers,
> Carlos
> 
> 
> 
>> Gert Doering
>>       -- NetMaster
>> -- 
>> have you enabled IPv6 on something today...?
>> 
>> SpaceNet AG                      Vorstand: Sebastian v. Bomhard, Michael 
>> Emmer
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