On 9 September 2010 10:08, James A. Donald <jam...@echeque.com> wrote:
> On 2010-09-09 6:35 AM, Ben Laurie wrote:
>> What I do in Nigori for this is use DSA. Your private key, x, is the
>> hash of the login info. The server has g^x, from which it cannot
>> recover x,
> Except, of course, by dictionary attack, hence g^x, being low
> entropy, is treated as a shared secret.

Indeed, if it is low entropy (I don't think you can assume it is,
though I'll readily agree it is likely to be), then it is subject to a
dictionary attack.

The Cryptography Mailing List
Unsubscribe by sending "unsubscribe cryptography" to majord...@metzdowd.com

Reply via email to