https://coinmarketcap.com/alexandria/article/just-18-out-of-1-500-major-cryptocurrencies-are-fully-secured-shocking-new-research-reveals?fbclid=IwAR1vdH-3zW2KDwH1Ep_O0SarIDMbUtViPEcDG7V8d8GQe_fqRV5qBTCraZA