User blog comment:Nalyd Renrut/An Admin Post - Admins Must Read/@comment-1315493-20091025162938

Good point.

I have a good solution! After we sign our votes, we have to log out and sign next to our votes with our IP address. Votes without the "IP sign" will get deleted. It's alt-proof because no matter what account you use, you always have the same IP. Would that work?