Re: Zero knowledge( a>b )

2005-05-09 Thread cypherpunk
On 5/9/05, Sarad AV <[EMAIL PROTECTED]> wrote: > If user A has the integer a and user B has the integer > b, can a zero knowledge proof be developed to show > that a>b,ahttp://www.cs.huji.ac.il/labs/danss/Fairplay/ CP

Re: Zero knowledge( a>b )

2005-05-09 Thread Justin
On 2005-05-09T12:28:25-0400, Adam Back wrote: > There is a simple protocol for this described in Schneier's Applied > Crypto if you have one handy... > > (If I recall the application he illustrates with is: it allows two > people to securely compare salary (which is larger) without either > party

Re: Zero knowledge( a>b )

2005-05-09 Thread Adam Back
There is a simple protocol for this described in Schneier's Applied Crypto if you have one handy... (If I recall the application he illustrates with is: it allows two people to securely compare salary (which is larger) without either party divulging their specific salary to each other or to a trus