Bitcoin NewsSquare to Open Source Its Bitcoin Cold Storage | Bitcoin NewsKesarwaniOctober 23, 2018January 30, 2019 by KesarwaniOctober 23, 2018January 30, 20190 A San Francisco based mobile payments start-up, Square, is all set to make its bitcoin cold storage solution open-sourced. Earlier today, Alok Menghrajani, a security...