> 在 2015年12月3日,14:32,Geoff Huston <gih...@gmail.com> 写道:
> 
> 
>> On 3 Dec 2015, at 5:24 PM, Declan Ma <m...@zdns.cn> wrote:
>> 
>> 
>>> 在 2015年12月2日,18:23,Geoff Huston <gih...@gmail.com> 写道:
>>> 
>>> 
>>> 
>>> Example 2:
>>> 
>>> A CA Cert: 1.0.0.0/24, 2.0.0.0/24
>>> 
>>> issues:
>>> 
>>> B CA Cert: 1.0.0.0/24, 2.0.0.0/24, 3.0.0.0/24
>>> 
>>> issues:
>>> 
>>> C EE Cert: 1.0.0.0/24, 2.0.0.0/24
>>> 
>>> and signs
>>> 
>>> ROA: 1.0.0.0/24 AS1
>>> 
>>> still all good (assuming that A is a trust anchor)
>>> 
>>> Example 3:
>>> 
>>> A CA Cert: 1.0.0.0/24, 2.0.0.0/24
>>> 
>>> issues:
>>> 
>>> B CA Cert: 1.0.0.0/24, 2.0.0.0/24, 3.0.0.0/24
>>> 
>>> issues:
>>> 
>>> C EE Cert: 1.0.0.0/24, 3.0.0.0/24
>>> 
>>> and signs
>>> 
>>> ROA: 1.0.0.0/24 AS1
>>> 
>>> still all good (assuming that A is a trust anchor)
>> 
>> Geoff,
>> 
>> 
>> In section 2.3 of RFC 6480, the very text says:
>> 
>> For ROAs and manifests, there will be a one-to-one correspondence
>>  between end-entity certificates and signed objects, i.e., the private
>>  key corresponding to each end-entity certificate is used to sign
>>  exactly one object, and each object is signed with only one key.
>> 
>> 
>> Due to the so-called one-to-one, why bother to create an EE cert that has 
>> more INR than its corresponding ROA?
>> 
>> Sorta confused.
>> 
> 
> I have no idea why either - but - the specs don’t say that the resources 
> listed in the EE cert must exactly match the
> resources in the ROA, so its possible for the EE cert to have a larger number 
> resource set than the ROA.
> 
> 
> regards,
> 
>   Geoff
> 

Indeed.

I am fine with this.

Di,

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