Robert,

I can’t agree more. 

Except: Structured Lattices indeed have been around not as long as, e.g., RSA 
or ECC - but for how long have RSA or ECC have been around Bauer they were 
included in cryptographic protocols? Without Hybrid?

Thanks!

Regards,
Uri

> On Aug 9, 2022, at 16:58, Robert Relyea <rrel...@redhat.com> wrote:
> 
> 
> On 8/6/22 11:40 AM, Phillip Hallam-Baker wrote:
>> +1
>> 
>> Anything the WG does has to be proof against Quantum Cryptanalysis and LoW 
>> (Laptops on Weekends). The fact that the broken algorithms did not get 
>> picked does not change the fact that they made it to the third round.
> Lumping all the algorithms together is just a strawman. Yes two algorithms 
> made it to the 3rd and were broken. The reason Rainbow wasn't picked was 
> because it was broken before the end of the 3rd round. Multivarient equations 
> sounded good at the beginning, but all forms and uses of multivarient have 
> been broken.
> 
> Sike was in the 3rd round as an alternate. It was an alternate precisely 
> because the idea had the least time in which people work pushing on it. I was 
> never going to be picked as the final in this round. The algorithms in the 
> alternate list are the precisely because they are interesting, but not proven.
> 
> Structured Lattice is in between. It's been around a lot longer then 
> Multivarient or SIKE, but not as long as ECC, RSA or classic Code Based 
> algorithms. It's good to be skeptical, but it's also time to start getting 
> experience with it.
> 
>>> 
>>> 
>>> 
>>> 
>>> On Sat, Aug 6, 2022 at 1:53 PM Stephen Farrell <stephen.farr...@cs.tcd.ie> 
>>> wrote:
>>>> 
>>>> 
>>>> On 06/08/2022 17:47, Phillip Hallam-Baker wrote:
>>>> > Are you proposing pure Kyber or a hybrid though?
>>>> 
>>>> I've not heard anyone suggest securing an IETF protocol
>>>> only via PQC algs. It'd be incredibly dim to make that
>>>> suggestion IMO, esp now that two of the 3rd round entries
>>>> have been busted. So I'm not worried that we'd even come
>>>> close to landing there for TLS.
>> 
>> hybrid is where we should be now. We should have some confidence in Kyber, 
>> but we have a lot of confidence in RSA and ECC.
>> 
>> The issue of Kyber isn't that 2 3rd round entries were busted. The worry is 
>> we are still learning about the potential gotcha's of  structured lattice. 
>> (You thought side channel attacks on RSA were bad, what until you  have to 
>> implement a secure lattice cypher).
>> 
>> bob
>> 
>>> S.
>> 
>> 
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