 Core Generation 3 Features to Rapidly Accelerate Portfolio Onboarding and Processing Efficiency SAN DIEGO, CA ACCESSWIRE January 19, 2021 GreenBox POS OTCQB:GRBX GreenBox or the Company, an emerging financial technology company leveraging blockchain security to build customized payment solutions for merchants, announced today the release of its Generation 3 technology. With the completion of the advanced integration, GreenBox can now seamlessly onboard, monitor and control merchant portfolios in its proprietary blockchain based platform. 