http://en.wikipedia.org/wiki/Coin_flipping http://en.wikipedia.org/wiki/Coin_flipping See the section "Coin flipping in telecommunications" for a cryptographic

http://en.wikipedia.org/wiki/Coin_flipping http://en.wikipedia.org/wiki/Coin_flipping See the section "Coin flipping in telecommunications" for a cryptographic scheme for verifiable coin flipping across the internet. This is a specific example from the category of commitment schemes.