Re: computer-go: Authenticating the identity of a remote go-playing computer program

[Dave Dyer <ddyer@xxxxxxxxxxx>]

At 08:47 AM 12/5/00, Don Dailey wrote:

>   There is no way to authenticate a program running remotely.  
>   In fact, there's no way to authenticate a program running locally
>   to not be receiving instructions through some covert channel.
>
>No,  actually we can  authenticate   programs  remotely, it's only   a
>question of how practical is this.  First of all,  we have to view the
>game played  as a kind of "signature"  identifying a program.  
...

Your method would not detect cheating; it would provide a somewhat
reasonable means to resolve a challenge if cheating were suspected.
Unfortunately, I can easily meet the challenge while cheating as
much as I want.  I simply remember the moves supplied by my secret
7 dan, and always present those moves if I'm ever presented with
the same position again.