Re: perfect zero-knowledge

Anika Behrens wrote:

>> I ask myself whether the proofs of knowledge of a discrete log given in
>> [1] or [2] are prefect zk or computational zk. Can you help me?
>>
>> Thanks for your help!
>> Anika
>>
>> [1] Demonstrating possession of a discrete logarithm without revealing
>> it (D. Chaum, J.-H. Evertse, J. van de Graaf, R. Peralta, CRYPTO 86)
>> [2] Efficient signature generation for smart cards
>> (Schnorr, J. of Cryptology, 1991)
> Has nobody any idea?

I am sorry, I wish I could be of any help, but the answer is simply "I don't
know". (Hopefully, it's "I don't know YET".)

--
Alexey Kats