World’s first blockchain based risk exchange marketplace. Global Risk Exchange (or 'GRE') is a blockchain based, decentralized and open global risk exchange market, with the purpose of helping individuals, companies and organizations to access and trade and manage their risks. GRE completely reconstructed traditional risk management tools(insurance and derivative contracts) in a decentralized way, and will become the underlying operation system to support insurance and derivative transactions in the era of blockchain. GRE aims to build the infrastructure and trading platform for risk management industry in the blockchain driven world in the near future, by providing a fundamental protocol for the creation of risk events, pricing, trading, information collection and oracles to verdict specific risks. It will enable individuals and institutions around the globe to achieve risk and return equilibrium.