Zcoin (XZC) fixing privacy issues that occurred in all previous cryptocurrencies . ZCoin implements a protocol called ZeroCoin which allows users to have complete privacy through zero-knowledge cryptographic evidence. With the zero knowledge proof, the possession of a ZCoin coin can be proven without having to reveal any of the coins. Zcoin are trying to increase personal freedom. By ensuring financial privacy, Zcoin can help ensure free trade. People can act whenever they want, as long as it doesn't affect the happiness or personal freedom of others. We also firmly believe that free trade also promotes peace and prosperity between nations and cultures. By ensuring financial privacy, Zcoin can directly ensure the possibility of change, a major advantage for free trade.