How many algorithms do you think is enough and why?
Scott K
On October 28, 2023 10:54:42 PM UTC, Thomas Vincent
wrote:
>Future proofing? The history of encryption is riddled with examples of
>overconfidence.
>
>On Fri, Oct 27, 2023 at 2:02 PM John Levine wrote:
>
>> It appears that Scott Kitterman said:
>> >On October 27, 2023 2:56:30 PM UTC, "Murray S. Kucherawy" <
>> superu...@gmail.com> wrote:
>> >>On Sun, Oct 1, 2023 at 1:50 AM Jan Dušátko > 40dusatko@dmarc.ietf.org>
>> >>wrote:
>> >>
>> >>> I would like to ask to consider the possibility of defining a DKIM
>> >>> signature using Ed448. [...]
>>
>> >My view is that more encryption algorithms are bad for interoperability.
>> For DKIM signing/verifying to work, senders
>> >and verifiers need a common algorithm. More choices make this more
>> complex to achieve.
>> >
>> >We standardized ed25119 as a hedge against unknown vulnerability in RSA.
>> ...
>>
>> Since we already have ed25519, why would we want ed448? If ed25519 is a
>> ten ton steel
>> door on our cardboard box, ed448 is a fifteen ton steel door.
>>
>> R's,
>> John
>>
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