Based in London, Gigzi is developing a blockchain-based cryptocurrency called Gigzi Black. It also offers digital currencies called Gigzi Metal that are ...
source https://www.google.com/url?rct=j&sa=t&url=https://mobileidworld.com/iritech-authentication-cryptocurrency-platform-909243/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNG-hS1Vtcyekrlgf7RwzVazpb6fMA
