[Cryptography] quantum computers & crypto
cherry at cpal.pw
Wed Nov 3 21:37:48 EDT 2021
> On 11/2/21 3:40 PM, Ray Dillinger wrote:
>> As I understand it there are reasons
>> to believe most symmetric crypto that's safe from conventional attacks
>> with key length N is equally safe from QC attacks with key length 2N.
On 11/3/21 12:07 PM, cherry wrote:
> since ChaCha and Salsa are based on irreversible operations, quantum
> calculations just not work on them, and the same is doubtless true for
> many other symmetric encryption protocols. They should be completely
> Some symmetric encryption algorithms will be affected. I don't
> understand AES well enough to say whether it will be affected or not.
Sorry, I got confused.
The above is nonsense.
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